JOURNAL
THE

OF

New

York Entomological

VOL.XLVIII

Society
No. 2

JUNE, 1940

RECORDS AND DESCRIPTIONSCRANE-FLIES(TIPULIDIE,

OF NEOTROPICALDIPTERA), XI

BY CHARLES P. ALEXANDERMASSACHUSETTSAMHERST,

The preceding instalment under this title was published in1938 (JOURNAL OF THE NEW YORK ENTOMOLOGICAL
46:
The crane-flies described at this time are
327-337).
SOCIETY,
September,from Potrerillos, "The Valley of the Clouds," in Chiriqui,
northern Panama, where they were collected by Mr. D. V. Brown,
to MayFebruary

1934, and Mr.

J. W.

MacSwain,to JuneMay

1935. My deep thanks are extended to the collectors of this richmaterial. All types are preserved inmy private collection of theof the World.
Only
at this time, the entire

Tipulidae
described

a portioncollection

of
being

the novelties
arerich and variedin species.
Genus

TipulaLinnaeus

Subgenus Neotipula new.
Frontal prolongation of head slender; nasus elongate. Antennea 13-seg
mented; flagellar segments three to nine, inclusive, with a conspicuous lobe
ondistal

this

half,

lobe

stricted

to a series

on outernation;terminalnoenlargement

spur

basal

segment
elongate,
claws
formula1-1-2;

Sternopleuralsetae sparse,

face

of
on

i3+4;

R3 and R4+5

on opposite

segment
of

the

any

and

nearlyandsegment

fromthe pecti
lacking;
Tibialside

lobe before

midlength.

with
veins
Wings
squamanaked;a veryrestricted
seriesof tiny

pale.

includingRs shorter

than

not

sinuousstraight,

theverticils
segments;
to the penultimate.

in length
subequal
an obtuselarge, each with
small

of

lengthsete of flagellum reduced, reappearance;

cord
unusually
beyondglabrous,on vein BR4+.
trichia
Venation:
veins

the

one-half

exceeding

producing a weak pectinatedm-cu;

R2 before

at near midlength,

fork

of

as

in

XLVIIIJOURNALNEW YORK ENTOMOLOGICALSOCIETY [VOL.

106

Holorusia, cell B3. consequently not constricted at this point; vein M con
spicuously arched before fork; m-cu long, cell M, unusually wide, at margin
only a little shorter than cells M1 to M3 combined.

Type of subgenus.-Tipula (Neotipula) pectinella new species.
(Neotropical Region).
Besides the subgenotype, it would appear that Tipula maya
Alexander likewise belongs here. The strict affinities are veryThe

uncertain.

natureofas thethe antennae,lack of a basal

enlargement and accompanying verticils on the flagellar seg
ments, is more suggestive of Holorusia than of Tipula but thevenation of the radial field precludes its reference to the former
it as being more

to consider

I prefer

genus.

torelatedclosely

Tipula while emphasizing these points of difference. It seems
entirely possible that the group will eventually be elevated to fullgeneric rank.
Tipula (Neotipula) pectinella new species.
Size large (wing over 35 mm.); general coloration of notum reddish
brown, the scutum behind traversed by a blackened band; pleura yellow,
with a narrow dorso-longitudinal brown stripe; halteres brownish black, theknobs obscure yellow; legs brownish yellow, the femora with tips broadly
blackened, preceded by a slightly narrower pale yellow ring; wings with arich brown suffusion, variegated by sparse darker brown and more abundant
cream-colored
reddishtheofprolongation

firstof Rs+4;

narrow,

abdominal

dark

tergites

stripes.

about 30 mm.; wing 36 mm.; antenna about 4 mm.

MALE.-Length
Frontalfork
beforeRi? shortly
moreblackishareas;
withbrown,

segment

flagellarhead

the palpi
black.
as aboveandstructure

paler;

Antennae

darkdescribed.

Headbrown,
dark

brown, the posterior orbits dull yellow; anterior vertex relatively narrow,about

narrowly
yellow,
the ground-color

scutum

with

brown

stripes,borderextremereddishthebrown,
scutellum

band;
tions

yellow;tions

broadly

longitudinal

than

wider

one-half

Pronotumsublateralthe diametergray,

mediotergite
brownishstripethe scape.
on medianborder.

obscureportionswithscutumyellow;
distalthe entire
dark

of

darkenedsclerite

medianarea

fourthgray,theMesonotal
by

four

pre
reddishtheto black,
deepeningobscurethe lobes
yellow,traversed
by a blackened

and caudal
porcephalic
lateralandposteriorpor
witha narrow,darkbrown,

theyellow,cervicalthe anterior
throughspiracle,passing
pleurites,base
the extreme
teres
black,
long, brownish

acrossmarginendingofstem

obscure

coxse

and

trochanters

ish

the

tips

broadlytheLegs withyellow.
darkeroutwardly,
yellow,

coveredthebrown,

parascutella

fromscutumofplumbeous
black.
Pleuraextendingalmostyellow,of thetheat wing-root.
and apexofyellow;

blackened,

dorsalHal
knob

femorabrown

precededbyaJUNE,1940]

ALEXANDER:CRANE-FLIES

107

slightly narrower pale yellow ring; tibiae light brown, the bases morewhitened, the tips narrowly infuscated; tarsi light brownish yellow. Wings
with a strong rich brown suffusion, sparsely variegated by darker brown andmore numerous cream-colored areas; the chief dark spot lies at near two
thirds the length of cell M; the cream-colored areas occupy cell M before
andthe dark

beyondacrossspot,

the cubital

and

anal

in the outerandcells,

medial field; cell Sc uniformly dark brown; veins reddish brown, the obliterative areas at cord small but conspicuous. Venation: Petiole of cell M,
a little

than m;longer

2nd A wide.

cell

Abdominal tergites dark reddish brown, with three narrow blackish stripesthat are more or less interrupted at the posterior borders of the segments,
especially the median stripe; basal tergite brightened medially; extreme
caudal margins of segments pale; sternites more uniformly reddish brown;
hypopygium a little brightened. Male hypopygium with the eighth sternite
conspicuously produced beyond the level of remainder of hypopygium.

Holotype, I, Potrerillos, altitude 3,000 feet, May 20, 1935
(MacSwain).
The most

similarseems to be Tipula

speciesofmaya Alexander,

Guatemala, still known only from the unique female type in
the antennae were
the two species are very

which
will

likewisebe foundbrowniana

Tipulanewbroken.
similarTheof venation

essentials

andit seems certain
to this new group.

to belongofthat maya

species.

Belongs to the glaphyroptera group; general coloration yellow, the prae
scutum with four pale brown stripes, the intermediate pair irregular, broken
before midlength, behind this point closely approximated or fused; antenna
short, bicolored; halteres yellow; femora brownish yellow, with a narrow
pale brown subterminal ring, preceded by a clearer yellow annulus; wings
light yellow, with a tesselated brown pattern; R1+2 entire; Rs long; abdomentheyellow,

basal

with

popygium

lined

with
sublaterally
in membrane
betweentergites
narrowlya small median
lobe

dark;

male

eighth

and

hy
ninth

sternites, this bearing long conspicuous setae.
13 mm.;

about

MALE.-Length

Frontal prolongation

14 mm.;

wing

antennaaboutof head yellow; nasus distinct;

3 mm.

palpi with basal

threesegments

tivelyshort,

ments

light yellow, the remainder of flagellum bicolored, yellow, with

the

small

basal

segments.
anteriorfivetheyellow,
if bent backward

enlargements
Headobscurevertextimes

pale
the diameter

terminal
extendingabruptly

segment
about

verticils

black;

yellow;posterioranterior
vertexbrown;
ofscape;

verticaldarkbrown.

to wing-root;

orbitsalittleandrelatively
tuberclelow,aAntennae

rela

basal

seg

three

longerthan

theslight

cloud

on

wide,
approximately
its cephalicend veryfeebly notched.
Pronotumyellow,

faintlydarkened

medially

above.

Mesonotal

prascutum

108

JOURNALNEWYORK

ENTOMOLOGICAL[VOL. XLVIII

SOCIETY

yellow with four pale brown stripes; intermediate stripes irregular inoutline, on cephalic third of sclerite widely separated, slightly broken at
this point and thence forming a single median stripe to the suture; lateral
stripes narrow, the margins laterad of these stripes less evidently darkened;scutum yellow, the lobes and a narrow but conspicuous median vitta pale
brown; scutellum broadly pale yellow, the parascutella darker; mediotergite
yellow, with a broad, conspicuous, pale brown, median line. Pleura yellow,
the dorsopleural region a little darker; pleurotergite weakly infumated. Hal
teres pale yellow. Legs with the coxae and trochanters yellow; femora
brownish yellow, the bases clearer yellow, with a narrow pale brown subterminal ring, preceded by a much wider, clearer yellow annulus; tibiae
yellow, the tips weakly infumated; tarsi yellow, the outer segments brown.
Wings light yellow, the costal and prearcular fields more saturated yellow;
a conspicuous tesselated pale brown pattern, as follows: Four subcostal
theareas,
about

first

postarcular,
the length

one-thirdbases

includingof cell B,ofreachingcells

Band M;

secondarea

atbehind;

third

area

at

vein M

origin of Rs, not reaching M; fourth area stigmal, confluent with a major
darkening on anterior cord; remaining cells of wing with zigzag brownin extent

subequal

clouds,the yellow

to

outer

ground;halfofcell B,andmost of M3 uniformly pale; veins yellow, infuscated in the clouded areas.
Venation:

R,+2

pale

but

Bs

entire;

long,

about

two

and

one-half

times

m-cu;

petiole of cell M1 subequal to m.
Abdomen yellow, the basal tergite narrowly lined laterally with darker;
hypopygium yellow. Male hypopygium with the ninth tergite transverse,thedorsalcaudalmarginsurfaceofmedianwithshallow U-shapeda verynotch;
crenulate,furrow.
Outer
with
a medianrelatively
dististyletergitelong, narrowed on basal third, sinuous. Inner dististyle relatively broad, theposterior angle at base rounded. Basistyle produced into a setiferous lobe,
its dorsal angle prolonged into a conical spine immediately behind the inser
tion of the inner dististyle. Membrane between eighth and ninth sternite
witha smallscoreof very

subglobularlongstrongorshort-oval

median

lobe

that

bears

more

than

a

setae.

Holotype, e, Potrerillos, altitude 3,500 feet, May 12, 1934
(Brown).
in honor of the collector, Mr. D.
browniana
is named
TipulaThe species most resembles forms such as T. absona
V. Brown.

Alexander, of Ecuador, and allies, differing especially in theand wings, and in the structure of thepattern of the mesonotum
There are several species of the group having
male hypopygium.
inthese differinga checkered wing-pattern,among themselves
the presence or absence of vein R1+2, the coloration of the femora,
and in the structure of the maleand venation,
the wing-pattern

hypopygium.

JUNE,1940]

109

ALEXANDER:CRANE-FLIES

Tipula scriptella new species.
General coloration of thorax obscure yellow, the prsescutum with dark
stripes; pleura with a complete dark brown girdle on mesepisternum; halteres obscure yellow; femora yellow, with a relatively narrow and ill-definedpale brown subterminal ring; wings brown, streaked longitudinally withwhitish and variegated with small darker brown areas; abdominal tergites
yellow, with three brown stripes, the sternites with a similar median vitta.
17 mm.;

about

FEMALE.-Lengthwing

15 mm.

Head behind obscure yellow, the anterior part destroyed.
Mesonotum obscure yellow pollinose, with dark brown stripes on preescutum; central portion of mediotergite darkened, the sides broadly pale.
Pleura obscure yellow, variegated with dark brown, including a complete
transverse girdle from lateral margin of proescutum across the dorsopleural
membrane, involving most of the mesepisternum; pleurotergite slightly
darkened. Halteres obscure yellow. Legs with the coxce and trochanters
yellow; femora yellow, with a relatively narrow and ill-defined pale brown
subterminal ring; tibiae yellow, the tips narrowly darkened; basal two tarsal
segments yellow, the tips very narrowly darkened, the outer tarsal segments
uniformly brown. Wings with the ground color brown, conspicuously variegated with darker brown and whitish subhyaline, the latter chiefly dis
tributed as a central streak involving the middle third of wing, includingcell

1st M2

and

bases

of

all

outer

medialcells,

in cellthe margin

reaching

R5; cubital and anal cells likewise extensively whitened; cell C uniform
medium brown; cell Sc with four small dark areas, the second at origin ofBs, all but the last involving the radial field behind; cells RB and BR chiefly
andalmostend ofuniformly
cell 1st M, andinfumated;as broaddarker
seams

brown

on outer

areas
half

cord, outer
sectionCu, distal

at anteriorof veinof Cu1 and n-cu; outer medial field infumated, with pale marginal droplets in
outer

ends

of

cells

2nd Miand Ms,;veinsyellow,

darkerin thecloudedareas.

Venation: RB,+ entire; M3+4 only a little shorter than the basal section of M,.
Abdominal tergites obscure yellow, with three brown stripes, the median
one broad on basal and intermediate segments, narrowed on outer tergites,
ending on tergite seven, slightly interrupted at the posterior margins of thesegments; lateral stripes narrow, becoming obsolete behind; sternites yellow,
with a median brown vitta. Ovipositor with cerci nearly straight, very
slender.

Holotype, $, Potrerillos, altitude 3,500 feet, May

12, 1934(Brown).

In its general appearance, especially the wing pattern, thepresent fly is most similar to the Chilean Tipula philippiana
Alexander, differing in the details of coloration and venation.
It is probable that this species will be found to belong to theglaphyroptera group of species.

110

JOURNALNEWYORK

ENTOMOLOGICALSOCIETY[VOL. XLVIII

Tipula ctenopyga new species.
General coloration of mesonotum reddish brown, the usual stripes reduced
to three conspicuous black spots; antenna elongate; femora obscure yellow,
the tips very narrowly but conspicuously black; wings with a brown tinge,
the stigma dark brown, conspicuous; B1+2 entire; abdomen with a subtermi
nal black ring; male hypopygium with the conspicuous tergite parallel-sided,
the apex convexly rounded and set with abundant black setae; a conspicuous
black lobe on mesal face of basistyle; eighth sternite produced ventrad into
scoop-like flattened lobes that bear marginal spinous setse; edeagus trifid at
apex.

MALE.-Length about 12 mm.; wing 11.5 mm.; antenna about 4.8 mm.
Frontal prolongation of head short and stout, without nasus, obscurebrownish yellow; palpi dark brown. Antennae relatively long; basal threesegments obscure yellow, succeeding segments black, the apices very restrict
edly brightened; at and beyond midlength of the organ the segments are
uniformly black; flagellar segments incised; terminal segment very small.
Head chestnut brown; anterior vertex wide.
Mesonotum reddish brown, the prsescutum with three black spots, one
representing the anterior fourth of a narrow median stripe, the others
occupying the anterior ends of the usual outer praescutal stripes, extending
laterad to the margins; scutellum and mediotergite darkened. Pleura ob
scure reddish yellow. Halteres dusky. Legs with the coxae and trochanters
yellow; femora obscure yellow, the tips very narrowly but conspicuously
black, the amount subequal on all legs; tibiae obscure brownish yellow, thetips very narrowly blackened; basitarsi brownish yellow, the outer tarsal
segments brownish black. Wings with a brown tinge, prearcular region andcells C and Sc more yellowish; stigma oval, dark brown, conspicuous; veinsbrownish black, paler in the more brightened costal portions. Wings withconspicuous basal petiole; macrotrichia on veins R2+3, R3, R,4+5and Mf, very
restricted or lacking elsewhere beyond cord. Venation: R,,, entire; cell
1st M2 long and narrow; petiole of cell M1 a little exceeding m; cell 2nd Avery narrow, reduced to a linear strip.
Basal abdominal tergites reddish, with a broken black median stripe, on
tergites two and three including the narrow posterior borders; tergites six
and seven uniformly black; sternites reddish yellow, segments seven andeight black; hypopygium obscure reddish yellow. Male hypopygium with
the ninth tergite unusually long, obliquely elevated, projecting caudad to
opposite or beyond the outer level of the dististyles; parallel-sided, thecaudalmarginsetae.

Lower

blackened
gentlyconvex,and inner face of basistylelobe, its margin microscopically
black.

Inner

the apicalfromseparated
sive,

dististyle

by
with

an

concentration
elongate,roughened. Outer dististylea compact
compressed
directed
ventradinto

portionone anotherabundant

a conspicuous,by membrane,
longer normal

setm that pass into
spinoussmall and slender,
on either
beforeapex
the appearanceof a delicate
presenting

blade.
twoside withtrident.

asmall, slender,
sterniteexten

scoop-likewithseverallobes,
black

Eighthflattened

their margins
setm on mesal

of
black

Aedeagus
portions.
slenderarm,
spinelikeJUNE,1940]

111

ALEXANDER:CRANE-FLIESHolotype, I, Potrerillos, altitude 3,000 feet, May 20, 1935
(MacSwain).
Tipulais mostctenopyga

nearlyto T. detecta

relatedAlex

ander, of Venezuela, differing in the wing-pattern and venation,andin the coloration

detectaofis still unknown

the body
to me.

andThe malelegs.

sex ofLimonia(Limonia) paucilobata new species.
Belongs to the apicata group; general coloration of mesonotum yellow,
the praescutum with a black median stripe and shorter, confluent lateral
stripes; pleura chiefly yellow; fore femora black; wings with a strong dusky
tinge, the stigma and outer radial field darker; m-cu at fork of M; abdomi
nal tergites brownish black, the sternites obscure yellow; male hypopygiumwith basistyle simple, provided with a single lobe.
MALE.-Length about 6 mm.; wings 6.5 mm.
Rostrum and palpi black. Antennte black throughout; basal flagellar
segments oval, the outer segments subcylindrical; segments with shortglabrous apical necks; terminal segment longer than penultimate, its outerend pointed. Head gray, clearer gray along posterior orbits and on thelinear anterior vertex; central portion of posterior vertex blackened.
Pronotum obscure yellow, narrowly blackened medially. Mesonotal
praescutum polished yellow laterally, with a conspicuous entire black medianstripe and short confluent lateral stripes; scutal lobes blackened, the medianarea obscure yellow; scutellum obscure yellowish brown, paler on posterior
margin; mediotergite infuscated. Pleura and pleurotergite obscure yellow,
the anepisternum and ventral pleurotergite slightly darkened. Halteres
dark

the

brown,

base

and
tibie

of

stem

restrictedlyLegsyellow.

withthecoxEa and

fore femora black, the bases narrowly yellow; middle

trochanters yellow;

dark brown,
femoraposteriorpale basally,
the terminal
and tarsi brown,
segments

theof

into black;tips passing
darker.
the latter
Wingswith a strong dusky tinge, the outer radial field more evidently infumated;oval,

stigmaing shortlybasal
sectiondarkerSc

beforeVenation:veins dark brown.
brown;
to its tip; Bs
fork of Rs, Sc2 close
at fork of M.
of R,+5; m-cu

exceeding

Sc1

end

twice

the

long,

Abdominal tergites brownish black; sternites obscure yellow; hypopygium
with
Male
hypopygium
a single
stout
half withproximalbeaklike
curvedrowed
to a slenderdarkened.

andflattened,

Holotype,theterminal

basistyle

lobe.

short

point.
andsimple,the mesalof the maleis quitedistinctfaceongraduallynar

unusually
Gonapophyses
curved.
narrow.
Aedeagus

broad

Dististyle

simple,', Potrerillos, altitude 3,000 feet, May(MacSwain).
In the structure
paucilobata

beak

the

5, 1935

Limonia(Limonia)
hypopygium,of thefrom the other members

112

JOURNALNEW YORK ENTOMOLOGICALXLVIII
SOCIETY [VOL.

apicata group. The relatively simple nature of the basistyle is
likewise found in L. (L.) acuminata Alexander, L. (L.) hoffmani
Alexander, L. (L.) rapax Alexander, and others, but the detailsof structure of all parts of the hypopygium are distinct.
Orimarga (Orimarga) melampodia new species.
General coloration gray, the lateral margin of prescutum, together withthe pleura, striped longitudinally with blue-gray; legs brownish black;wings whitish subhyaline; Sc short, R,+2 relatively long, approximately
three times R2+a; abdomen brownish black.
MALE.-Length about 9 mm.; wing 6.5 mm.
Rostrum and palpi black. Antenne black throughout; flagellar segments
oval, with short verticils; terminal segment larger than the penultimate.
Head gray.
Mesonotum almost uniform dark plumbeous gray, the lateral margins ofprascutum more blue-gray pruinose; a blackened spot on lateral margin ofpraescutum before suture. Pleura above light gray, with a broad blue-graystripe extending from behind the fore coxae, passing above remaining coxe
to base of abdomen, narrowly bordered above by blackish; ventral sterno
pleurite blackened. Halteres with stem pale yellow, knob dark brown.
Legs

with

coxe

and

trochantersremainder

black;

ofbrownishlegs

the femoral bases not or scarcely brightened. Wings whitishveinsbrown.

Venation:Sc

black,

subhyaline;

one-fifth
about
theshort, Sc1 ending
oppositeof m-cu;
three times B2+, and about
BR,+2 fully

level
length of Rs and before
one-thirdof Rs.
the length

Abdomen brownish black, the sternites a little paler. Male hypopygiumwith the outer dististyle acicular, blackened, scarcely sinuous on distal half.
Blades of gonapophyses narrow, the tips pale, long-attenuate.

Holotype, A, Potrerillos, altitude 3,500 feet, May 14, 1934
(Brown).
Orimarga(Orimarga)

is closest

melampodia

to 0.

(0.)

dampfi

Alexander, of Mexico, differing in the blackened legs, details ofas the short R,2+

venation,

andlong R,+2,

andin slight

detailsof themale hypopygium.
Helius(Helius) distinervis

Generalcoloration

brownishnew species.
black;

legs

darkbrown,

theoutertarsalseg

ments paling to obscure yellow; wings with a weak brown tinge, stigma
m-cu
far distad,twice
its own
nearlylengthbrown;
lying
fork of M;
male
with
numerous
sur
small
hypopygium
spinulethe two major
outer
of
the
spinesapicaldististyle.

oval,

mediumbeyondtherounding

4.5 mm.;about
wing
in the uniqueapparentdark
broken.
Headsegments

MALE.-Length

4.6 mm.

Rostrumtype.
brown.

the outernot

Antennae

small,

dark

brown,

JUNE,1940]

ALEXANDER:CRANE-FLIES

113

Thorax uniformly brownish black, without stripes. Halteresdusky
throughout. Legs dark brown, the outer tarsal segments paling to obscureyellow. Wings with a weak brown tinge, the prearcular region and cells
C and Sc slightly darker brown; stigma oval, medium brown; veins darkbrown. Costal fringe of moderate length. Venation: Sc long, Sc, ending
about opposite five-sixths the length of the long Bs, Sc2 at its tip; branchesof Rs rather strongly diverging at outer ends, cell R, at margin wider thancell R,;
inner
about
opposite

end

of

m-cu

1st M,

cellr-m andstrongly
narrowed;
twice its own length

nearlyfar distad,lying
the fork of M.

beyondAbdomen black; hypopygium and sternites a little paler. Male hypopygium with the outer dististyle unequally bifid at apex, with numerous
additional spinulae grouped around the apex. Inner dististyle subequal inlength, gradually narrowed outwardly. Lateral tergal arms directed mesadas parallel-sided flattened blades, the tips obtusely rounded.

Holotype, A, Potrerillos, altitude 3,000 feet, May 20, 1935
(MacSwain).
Helius (Helius) distinervis is very different from other describedspecies,in the unusual

especiallyofposition

the m-cu

crossvein. The rostrum is invisible in the unique type but thegeneric reference seems undoubtedly to be correct unless a newgroup might be deemed necessary to receive the species.
Ischnothrix(Ischnothrix) patens new species.
General coloration of thorax medium brown; antennae (female) elongate,
exceeding one-half the body in length; legs pale brown; wings with a strong
brownish yellow tinge, the long-oval stigma pale brown; B, short, nearlycell M,erect;

fork of M;
yellow.

open

byatrophyofbasal

sectionm-cu

of M,;

about

FEMALE.-Length

5.5 mm.;5 mm.;

wing

theof body;lengthscapeandpedicelabout

antenna

Rostrum pale brown; palpi dark brown. Antenne
one-half

beyondshortly

abdominal segments dimidiate, brown, the caudal half(female)flagellum

pale,

light

3 mm.

exceeding

black;

flagellar segments long-cylindrical, with relatively short verticils scattered throughout

the length.
Mesonotum

Halteresyellow,trochantersbrown;

brown.

pale

the

the

brown,
unmarked,knobs
infuscated.

obscureyellow;Legs
remainderalittlepleura
with
the
coxa
of

legs

pale

long-oval

stigmabrown;

pale

cells

C and

Sc

brightermainder of ground; veins pale brown, Sc more yellowish.
cordbrown,

brighter.
testaceous
the

ter

segments dark brown. Wings with a strong brownish yellow tinge,

minal
the

Head
mediumwith

midlength

macrotrichia.
oftheVenation:

Sc

Sc,

about

arcuatedRs,yellowthanreAll veins beyond

beyondlong, Sc
endingbetweenof Rs
originrelatively
mid-distanceand tip of Sc1; R,+3+4 elongate, gently arcuated; RB short, nearly erect;
distance

on margin

betweenveinsR+2 andR3

alittlegreater

than

the

114

JOURNALXLVIIINEW YORK ENTOMOLOGICALSOCIETY [VOL.

length of latter; R, a little shorter than R,+3+4; cell M, open by atrophy ofbasal

sectionbeyondforkof M3;of M.

2nd M2

cell

about

three

times

its petiole;m-cu

shortly

Abdominal segments dimidiate, brown, the caudal half of each segment
light yellow, 'the extreme base of the segments more vaguely brightened. cerci
slender.

Holotype, ?, Potrerillos, altitude 3,000 feet, May 5, 1935
(MacSwain).
Ischnothrix (Ischnothrix) patens is readily distinguished fromall previously described Neotropical species by the open cell M2of the wings. Except for this character, it much resembles I.
(I.) argentinicola (Alexander) of Argentina. It is entirely
distinct from the two species previously known from northern
South America, I. (1.) brevisector Alexander, of Venezuela, andI. (I.) iloydi (Alexander), of Colombia. The genus Ischnothrix
Bigot

had not been

foundin America

northof Colombia

and

is

not included in Curran's "North American Diptera," 1934.
Lipsothrix neotropica new species.
General coloration pale yellow; legs whitish; wings whitish subhyaline;
m-cu at near two-thirds the length of cell 1st M,; male hypopygium with
the interbase pale, long and sinuous, gradually narrowed to hairlike points.
MALE.-Length about 6.5 mm.; wing 7 mm.
Rostrum pale yellow; palpi a little darker. Antennae with scape andpedicel pale yellow, flagellum brown; flagellar segments oval, the verticils
exceeding the segments in length. Head pale yellow.
Thorax uniformly pale yellow. Halteres pale yellow, the knobs weakly
darkened. Legs whitish, even the last tarsal segment scarcely darkened.
Wings whitish subhyaline, unmarked; veins brown. Macrotrichia of veinslong and conspicuous. Venation: Sc1 ending just beyond fork of Es, Sc2 a
short

distance

two-thirds

thewith B2+3+4; R2+3
alignment
tip; Rs in longitudinalso cell BR is only a
BR and R4 diverging
at margin
at nearone-half
as extensive
at margin
as cell RB; m-cu

fromto Ri,,;
subequal
little more
than

its

veins

lengthofcell

1st M,.

Abdominal

tergites pale brownish yellow, sternites whitish; hypopygium
pale except for the blackened outer dististyle. Male hypopygium with theinterbases pale, long and sinuous, gradually narrowed to hairlike points.

Holotype, A, Potrerillos, altitude 3,000 feet, May 7, 1935
(MacSwain).
Lipsothrix neotropica is the first Neotropical member of thegenus

to be discovered.

It is very

distinctfromthe only known

Nearctic species, L. sylvia (Alexander), differing markedly inJUNE,1940]

ALEXANDER:CRANE-FLIES

the venation,

as the distalof m-cu,

position115

andin the structureof the male hypopygium, especially of the interbases. The inwhile

dividual,is certainly

pale,

not

in teneralcondition.

Gonomyia (Gonomyia) remota obtusistyla new subspecies.
MALE.-Length about 4.5 mm.; wing 4.5 mm.
Close to typical remota Alexander, of southern Mexico and Salvador, differing in details of structure of the male hypopygium. Inner dististylewith the outer arm stouter, less spine-like in appearance; inner arm obtuse
at apex,notextendedinto

an acute

in theas

spine

typicalform.

Aedeaguswith apical blade more expanded.

Holotype, (, Potrerillos, altitude 3,500 feet, May 12, 1934
(Brown). Paratopotypes, 2 c cr, altitude 3,000 feet,May 14-15,
1935 (MacSwain).
(Lipophleps) macswaini new species.
Belongs to the manca group; general coloration dark brown, the pleurawith a longitudinal whitish stripe; antenna black throughout; legs brownish
black to black; wings with a strong brownish tinge, the stigma a trifle
darker but very poorly delimited; Sc ending opposite origin of Rs; malehypopygium with outer apical angle of basistyle produced into a long
fleshy lobe; dististyles subterminal, asymmetrical on the two sides; phal
losome with a single blackened rod.
MALE.-Length about 3.5 mm.; wing 4 mm.
Rostrum and palpi black. Antennae black throughout. Head dark,variegated on posterior portion by yellow.
Pronotum and lateral pretergites light yellow. Mesonotal prsescutum
Gonomyia

andscutal

lobes

dark

brown;

medianareaofscutumtestaceous;scutellum

yellow, dark at base; mediotergite darkened posteriorly, slightly paler on
cephalic portion. Pleura dark brown, with a broad whitish longitudinal
stripe extending from behind the fore coxse to the abdominal sternites;
membranedorsopleuralpale.

Halteresdark,

the knobs

broken.

Legs

with

the coxEe brownish testaceous; remainder of legs brownish black to black.
Wings with a strong brown tinge, the stigma a trifle darker but very
poorly delimited; prearcular region and costal field slightly paler than the
ground; veins brown. Venation: Sc ending opposite origin of Rs, Sc, removed from its tip; Rs relatively long, exceeding one-half its anteriorcellbranch;1st M2closed;

m-cu

at

fork

of M.

Abdominal tergites dark brown, sternites obscure yellow. Male hypopygium with outer apical lobe of basistyle long and slender, subequal inlength to the body of style. Dististyles of the two sides asymmetrical, oneside terminating in two slender rods, the inner of which is heavily blackened,
the outerspine;and paler;at base of these rods an additionalstraight
tiny blackof opposite
a long base,side with
at apexinto anexpandedstyle

XLVIIIJOURNALNEW YORK ENTOMOLOGICALSOCIETY [VOL.

116

asymmetrical head that is conspicuously bispinous.
asymmetrical, with a single blackened rod.

Phallosome

complex,

Holotype, A, Potrerillos, altitude 3,000 feet, May 5, 1935
(MacSwain).
Gonomyia

macswaini(Lipophleps)

is namedin honorof thecollector of many of the interesting species discussed in thisreport. The species is readily told from all other members ofthe manca group by the structure of the male hypopygium,
especially the prolonged lobes of the basistyles, in conjunction
with the strongly asymmetrical dististyles.
SOME SYNONYMY

IN NEOTROPICALHESPERIID2E(LEPIDOPTERA)
BY

E.

L.

BELL

of Diurnal Lepidop
in his "Catalogueof the Collection
Kirby
tera Formed by the Late William
p. 243,
Chapman Hewitson,"Amafrom "Cayenne,
selma Hewitson"
1879, lists "Nisoniades
zon, Venezuela,

Rio."

The writer could find no published description of this name bythat it is a manuscript

W. H. Evans of the British Mu
it and has received a reply statingin the Hewit
name and that the specimens

son collection"selma"Hewitsonseum

and wroteto Brigadierinformation

about

for

labelled

are Chiomara

mithrax

Moeschler.

Mabille, "Genera Insectorum," xvii, p. 74, 1903, lists "Chiomara salmaHewitson," an evident misspelling of "selma."
Nisoniades
Mabilleselma Kirby
are thus disposed

Moeschler.

(Hewitson ms.)of as synonyms

and Chiomara
of Chiomara

salma
mithrax