,:':

t , ' ,,' .
'..r,t',,,,t:'.' ,.,,,!

.','l tt't..

.-'1"' ..'l'.,,,;;,'
RECORDS,.AND. DESCRIPTIONS OF NEbTROPIC^A,L' . ' CRANE-FLTES (TIPULrD,.IE, DTPTERA;, Vl ' ,''Rcprilrtqd-frorn ifouRNAr, o,r rEE Nnw Ylottt E!-{rord.oi.roorg
t'rsoctpTt,' V9l."XXXVItr,,.funer 1929.
:,t',,.

:,'*.. ,. 1 .

,l,Roprintetl from Jounuer. or rEE Nuw Yonr ENToMoroGrcAl Socrrnv,
Vol. XXXYIf, June, 1929.

RECORDS AND DESCRIPTIONS OF NEOTROPICALCRANE-FLTES(TrPULrD.?E,DTPTERA), VI \Bv Cru.nr,ns P. Ar'nxanmrrtl
AMIIERST,M^SS.

The preceding part under this general title was published in
1928 (Jounxer, N. Y. EwroMdr,ocrcAr,Socrnrr, 36: 355-367)'
The majority of the speciesdescribedat this time were collectedby Doctor J. ChesterBradley in 1919-1920in Brazil, Argentina,
Chile and Peru. The types of thesespeciesare preserYedin theCornell lJniversity Collection. The additional species were'Williamson
and.W" H. Ditzler
taken by Messrs.E. B. and J. II.
in Peru aud Venezuelaand. ar€ preserved in my collestion' I
wish to expressmy deep appreciation to all the abovementioned
entomologistsfor the opportunity of studying this material.
Genus Ti,Pula l-.iin'asus
Tipul* efiera, new species.
General coloration yellow, the prascutum with three shiny ferruginousyellow stripesl two tlark spots at cephalic margin of meilian prascutal
stripel antennce ( g ) very 1ongl male hypopygium with the eighth sternite
very large, forming a conspicuoustrough-like structure in which the ninth
sternite rests, the outer lateral angles procluceclinto powerful spikes.
Male.-Length about 17 mm.; wing 17 mm.; antenna about 14 mm.
Frontal prolongation of heaclyellow, the nasus rela.tively smalll palpi entirely yellow. Alten-ne ( 6 ) very elongate, as shown by the measurementsI
scape yellow, the flagellurn blaek, with the extreme bases of flagellar segments one to five a little paler; flagellar segmentswith a single long verticii
at near niillength in atltlition to the basal whorl. Ileatl shiny olive yellow'

90

Jouar.rer,NEw YoBK Errouoloqrcal

Socrnrv[vol' xxxvu

Mesonotum yellow, the prescutum with three shiny ferruginous-yellow
stripes that are sca.rcelyclifferentiatecl against tho grounrl-color, the cephalicmargin of the meclian stripe with a eonspicuousblack spot at each anterior
lateral angle. Pleura yellow. Halteres obscure iellow' Legs with thecoxseanal trochanters yellow; remaincler of legs brownish yellow, the tarsi
passing into brown. 'Wings with a brownish yellow tinge, the base, costal
margin anrl cell Cu, more yellowish; stigma ovaln pale brownl veins brown,
those. in the flavous areas brighter, Yenation: -Bs relativety rhort, gently
arcuatecl; -8, clistinct, about one'half the free tip of Sa; ?r*, entirely pre'serred; cell lst M, rela,tively long, the outer end narrowetl ancl pointecl;
petiole of cell Mt shorter than fl,.
Abclomen yellow, the tergites with an interruptetl metlia'n pale brown
stripe; ir n&rrow brown strea.k on basal portions of lateral niargins oftergites, forming a very interruptetl stripe; segment sevenchiefly blackenecl,
the margins pale; hypopygrum pale. Male hypopygium with the caudal
margin of the ninth tergite nearly equally tritlentate, the lateral teeth alittle more obtuse than the meilian, the margins of all three blackoned.
Ninth sternite and basistyle greatly reclucerlin size. Eighth sternite large,
forming a conspicuoustroughJike structurc in which the ninth steraite lieelouter lateral angles produceil clorsatl into powerful rdddistt spikes; marginof the sternite just cephalad anrl mesadof these spines protlucetl into smaller
Iobes.

Habitat.-Peru.
Holotype,d, San Ramon,July 12, 1920 (J. H. Williamson)'
The presentspeciesappearsto be a memberof lbe m,acrosternagroup, characterizedby the very powerful development of theeighth sternite of the male hypopygium. It tliffers fiom irll
membersof the group in its large size, veiy elongateantennrc
and.the details of structure of the hypopygrum.

June, 19291

Ar.nxeNlnn: CaeNn-rr,rns

91

Antenne short, the scape pale yellow, the flagellum dark brown' Heacl
chiefly dark brown, tho rolatively broatl anterior vertex whitish; gene con'spicuously white.
Mesonotal prrescutum chiefly covered by threo tlark brown stripes, thehrrmerel region paler; interspaces conspicuously channelletll remaintler ofmesonotum tlark brown, inclutling the ventral pleurotergite, tho metlian
region of the scutum and base of scutellum slightly golclen pollinose. Pleuqa
chiefly pale'yellow, the ttark gircl'le of opdtio indicuted by e weak suffusionon thl anepirternum antl ventral sternopleuritel & narrow oblique clark line
extenrls from the humeral region ,of praeseutum across the clorso-pleural
membrane onto the posterior portion of the anepisternuml pteropleurite
almost white. Halteres pale, the knobs tlark brown, Legs with the coxm
pale yellow, the outer face of the midtlle coxe with a emall brown areal
posterior fale of posterior coxre with a similar linear streakl trochanterspale yellow; femora brown, the tips paasing into tlarker brown, the bases
more yellowish; fore tibie with an ill-deffnerl whitish ring at base; all tibim
black with a broad white subterminal ringr. this broade8t on the posteriortibie where it includes nearly one-thirrl the length; basitarsi black with abroacl white ring beyonil micllength, narrowest on the micltlle legs, broadeston the posterior legs where it incluclesmore than one-half the entire segment;
secoud tarsal segment with the base blackenetl, the rema.rntlerof the tarsi
rnowy-white, the terminal segments.a little tlarkenetl; miildle legs of typemale with the bas€ of the third tarsal segment restricteclly clarkenetl. wings
wibh a brownish yellow suffusion, the costal margin ancl especially cell Sc
brown, the latter concolorouswith the small stigma; a brown cloutl at andarljoining r-tn; veins tlark' Venation: Free tip of So, antl 'R1*,entire, extending parallel antl elos€ together to the margin I r-m close to the fork of
as in longdpes'-Bs; cell l.st Mn with the proximal entl wicle,
Abdominal tergites clark brown, with narrow whitish.baso-lateral trianglesl
sternites obscure yellow, the tipa of the basal segmonts rarrowly {larkenetll
a subterminal dark brown ringl sternite of the hyp.opygium obscure yellow,
the tergite clark.

GenusIanYPremnoOstenSacken
Tanylrremna perorn&ta,, new species.
General coloration brownl head chiefly tlark brown, the gene and anteriorvertex whitishl pleura pale, with a narrow oblique clark tlorsal stripe; ,fore
tibice whitish at base; all tibie blebl with a broarl white subterminal ringi
basitarsi black, with e broad white ring beyontl midlength; seiontl tarsal
segment with the base blackened, the remainrler of the segment white; wings
brownish yellow, the costal margin and stigma tlarkerl a clark cloutl atljoining r-m; eell lst M" wide at base.
Male,-Length about 20 mm';' wing 13 mm.
:
Female.-Length about 27'35 mm.; wing 1$-18 mm'
Frontal prolongation of heail short, pale yellow, inclutling the shortnasus; palpi yellow, the first and thircl segments eltensively ilarkened'.

Habitat.-Venezuela' Peru.
Holotype,/, La Fria, Tachira, Venezuela,April 14, 1920 (E'B. and J. H. Wiiliamson and W. H. Ditzler)'
Allotopotype,Q,April 12,1920.
Paratopotype, i, with the type. An additional specimen,
which may be consideredas being a paratype' is in the British
Museum,eollectedat Yurimaguas' Peru' by Parish'
Tanyprentnaperornata is allied to P. tongipes (Fabricius)'
differing in the large size, difrerent body-coloration and in the
cletails of pattern of the legs. I am greatly indebted to Mr'

92

JounNer, Nnw Yonlr Errouor,oqrcl!

SoorETY[vol' xxxvrr

Edwards for comparing this specieswith the type of opil'i'oOsten
Saakenand indicating its clistinctness.
Geuus H abr am,ostir Sktselernnisc&ta, new species.
clark brown; &ntenn& l0-segmentecl in both sexes, incoloration
Generalmale nearly as long as the bocly, yellow, the tlistal segments blackenetl;
thoracic pleura chiefly yellowish testaceous with two na.rro\r clark browntrangverse bantls; legs yellow, the tips of the femora antl tibie ilarkenetl;
wings strongly yellowish, the costal region brown, the bas€s of cells .B an'l
M and a large area on the anterior corcl similarly darkenetl'
Male.-Length about 12 mm.; wing 13 mm.; antenno about 11 rnm'
Female.-Length about L5 mm.; wing 12.8 mm.; antenna nearly 2 mm'
Frontal prolongation of heatl yellow, without nasusl palpi black, the in'cisures of the basal segmentsvaguely paler. Antenure with 10 segments inboth sexes, in male very elongate, near'ly as long as the remaincler of the
bocly, yellow, on the fourth flagellar antl succeealingsegments passing into
black5 flagellar segments elongate-cylinclrical, with a clense erect whitepubescenceancl short verticils that tlo not exceetl the pubescencein length;
Lerminal segmeut very long, approximately two-thirtls the penultipate' In
the female, the antenne are short, the terminal segment exeeetlingthe penultimate. Head pale brownish yellow, in the fomale tlarker posteriorlyl verti'

Ilabromastix

cal tuberclo simple, cons'Picuous.
Pronotum brownish black, obscuro yellow in front. Mesonotal prrescutum
clark brown, the lateral margin of the prescutum behincl the pseuclosutural
fovem yellow; parascutella testaceouE. Pleura chiefly yellowish testaceous,with two D.arrowtlark brown transverse bancls, the frst ertentling from thepronotum acroge the propleura, inclutling the fore coral the second bantlLegins just before tho wing:loof inclutling the postdrior margin of theanepisternum ancl sternoBleurite anil the middle coxel tho posterior pleurites
ancl posterior coxe less evitlently ilarkenecl. Halteres of moclerate length,yellow, the knobs infuscatetl. Leg* with the coxre as tlescribecl abovel
irochanters brownish yellow; femora obscure yellow, the tips narrowly ilarkenecl; tibim obscureyellow, the tipe less distinctly darkenecl; tarsi brown, theterminal segmentspassing into bla,ck. . wings with a strong yellow groundcolor, the costal margin brown, this color inelucling the prearcular region,
all of cells C, 8o anil Bcr, the broatl bases of cells B and' M, the etigmal
region, a very large cloutl on the anterior eortl, the origin of rs ancl a narrow Beam along .ly'r'n| veins pale brownish yellow, clarker in the infuscate'l
area$. Venation: Bq preservecll free tip of 80, without macrotrichia infemale; ,8r*, approximately in alignment with the long Et; cell Mt from one
and ono-half to two antl one-half timeg its petioleAbtlomen wlth the basal tergites yellow, black methally; on the secon'l andsucceedingtergites the cautlal margins likewise blackened; hypopygium

June. 1929I

Alnrerv9s3,;

OnANp.rr,tte

93

black; sternites yellow, the cauclal margins bl.arkenetl,the metlian area lessevidently so. Male hypopygium of simple structure, the basistyle elongate;
ninth tergite with a u-shapeclmetlian notch, the lateral lobes low antl obtuso.
Ovipooitor with the valves elongato, chitinizecl, approrimately straight'

Habitat.-Brazil.
Ilolotype, J, Rio de Janeiro, October,1919 (J. C. Bratlley)'
Allotopotype, t.
The assignmentof the present speciesto Habromasti'r cettainly
seemscorrect, although the antennreare more reduceclin numberof segmentsthan in the genotYPe.
Genus Orimarga Osten Sacken
Orlmarga funontlar new epecies.
Genoral coloration black, the abdomen violaceous black; halteres ancl legs
brown I wings with a strong brown guffusion, the veins clarker brown I Ir*,very long, exceetling .i14.r.1vein antl cell 0nl A rcla'titely short.
Male.-Length.about 6 mm.; wing 5.6 mm.
Bostrum antl palpi black. Antenne blaek throughout; flagellar segments
oval, decreasing in eize outwardly. Heail black.
Thorax black, very vaguely ttustetl with gray. Hslteres clark brown
throughout. Legs with the coxre anrl trochanters dark browul remaintler oflegs brown, Wings with e strong brown gufrugion,the veins tlarker browu I
a whitish longituclinal streak along veins M al.d Mr," to the wing-apex incell Bo; a similar pale streak aloag vein Mr*., not reaching the margin'
Venation: Bc, preservecl,"Br elone being longer than m-au; -Es very long;
Er*, very long, at leaet fve timeo Brsl basal sestion of -8.*olong, wea'kly
angnlatetl; cell Mr tleep, nearly twice ite petiole; m-cu about opposite twothirtls the length of .Es; vein ?nit a rclatillely short, the eell correspontlingly
narrow, especially at outer entl'
Abtlomen violaceousblack, the hypopygium tlark.

Habitat.-Peru.
Holotype, /, Tambo enefiasto Dos de Mayo, Camp del Piohis,
July 5, 1920 (J. C. BratlleY).
phil o Alexander
Genus Au,str ol,'funno
Austroltmnophlla brailleyt new species.
General coloration obscure yellow; entenna ( $ ) short, the flagellum
weakly bicolorous; heacl dark brownish grey; mesonotal prescutum withthree ctistinct brown stripes; halteres very long; legs yellow, the femoral
tips narrowly ancl vaguely tlarkene{; wings yellowish, with an abuntlant pale

94

Jounxlr

Nsw Yonr Exrouotocrcer, Socrnnv[vol. XXXYTT

brown clotting in all the cells; petiole of cell M, shorter thau m; male hypopygium with two thstistyles.
Male.-Length about 9 mm.; wing 10.5 mm.
Rogtrum short, a little lpss than the first scapal segment of antenna, pale
brownl palpi dark brown. Antennre relatively short, if bent backward extending about to the wing-root; basal segmeuts of organ pale brown, theintermediate segments more bicolorous, the base of eaeh segment bOing
dusky, the apex yellow; outer Begmentsmore uniformly clarkenetl; flagellar
segments passing through oval to elongate. Eead clark brow:rish grayl
anteJior vertex narrow, about oue-half wicler than the tliameter of the firstscapal segment.
Pronotum obscure yellow. Mesouotal prescutum obscure yellow withthree ilistinct rlark brown stripes, the lateral pair shortenecl; no tuberculate
pits; pseutlosutural fovee searcely apparent, marginall seutal lobes chiefly
dark brown, the posterior-lateral angles paler; scutellum with a yellowish
pollenl postnotum pale, sparsely pruinose. Pleura pale yellowish brown,
variegated with clark brown, inclucling areas on the propleura, the clorsal
sternopleurite antl ventral sternopleurite; a smaller antl tla.rker area on themeron above the mirlclle coxal dorsal portion of pteropleurite somewhat
clearer yellow. Ha.lteree unusually elongate, obscure yellow, the base of thestem brighter yellow, the knobs weakly infuscated. Legs with the coxre ancl
trochanters yellow; femora yellow, the tips narrowly antl vaguely tlarkenetl;
tibire and tarsi yellow, the tips of the latter e little tlarkenetl. Wings withthe ground-color yellowish, with an abunilant pale brown dotting in virtually
all the cells, these areas in places Bo numerous as tor be confluent or neariy
so; slightly larger ancl clarker areas at fork of Bc antl on fi, ancl -8r*"1 cell
Bc without markings exeept a spot above the origin of Bs antl at outer enclof the cell; veins pale yellowish brown. Venation: Is long, angulateil at
originy -8r*r*,a little longer than rml R" about three-fffths -Rr*r; -Br antl -8.
uearly parallel to otre another aknost to the margin; inner entls of cells .E',
-Roantl 7st M" in transverse alignment or nearly so; cell M, very cleep,thepetiole shorter than m; eell lst M, wiclenecloutwartlly; m-cu tbout its owr
length beyontl the fork of M.
Abilominal tergites dark brown, the caucla.lmargins of the segments narrowly ringed with yellow; basai sternites more uniformly yellowish I a subterminal ilarker ring I hypopygium obseure yellow. Male hypopygirim with
the interbaeel lobes of basistyle very large ancl conspicuous,enlargecl outwarclly, their tips obtuse. Outer dististyle terminating in a long acute spine.
Inner clististyle longer, gently areuated, the apex obtuse. Gonapophyses
with the mesal angle procluceclinto a long spine that is alirectealto a smaller
spine at the outer lateral angle, the two appearing irregularly pincer-shaped.
.&cleagusvery short.

Habitat.-Argentina.
Holotype, J, in poor condition, Parque Aconquija, Tueuman,
February 24,1920 (J. C. Bradley).

AlrxeNprn:

June, 19291

t

CneNn-rr,rrs

95

I take great pleasure in naming this interesting srane-fly inhonor of Professor J. Chester Bradley, to whom I am greatly
indebted for many kindnessesin the past. By means of theauthor's keys to the Chilean and Patagonian Tipulicle (Dipteraof Patagonia and South Chile, Part I-Crane-flies, published by
the British Museum of Natural History, 1929), the present
speciesruns to A. merkl,eiAlexander (I. c., p. 116). The latter
species,although generally similar in appearance,differs in thecoloration, long petiole of cell M, and, especially, the structureof the male hypopygium.
Genus Limnopluila Macquart
Limnophila

flliformis,

new species.
General coloration brownl antennre ( S ) elongate, approximately as longa.s the bocly, the segments with long outsprearling verticilsl halteres very
longl wings with a pale brow:r suffusioni eell Mt lacking; male hypopygiumwith the outer dististyle broarlly obtuse at apex.
Male.-Length about 3.5 mm.; wing 4.5 mm,; antenna about 8.5 mm.
Rostrum pale brown, palpi clarker. Antenne ( g ) elongate, filiform, ilark
brown throughout; flagellar segments elongate-cylinrlrical, with long outspreacling verticilg throughout their length; terminal s€gment very small,oval. Head dark brown, sparsely clusteclwith gray.
Mesonotal prescutum brown, the lateral margin a little brighter, tuberculate pits and pseudosutural fovee lacking; scutum and scutellum testaceousbrownl postnotum more yellowish. Pleura brown, more yellowish behintl.
Halteres very long and sleniler, pale brown, the knobs a little clarker. Legs
with the coxreantl trochanters yellowish testaceousl remainrler of legs brown.
Wings with a pale brown suffusion, the veins a little tlarkern especially thecostal anal radial vein*; veins beyoncl the radial fekl very pale anrl clelicate.
Sparse macrotrichia on all longitudinal veins beyond the corcl. Venation:,Sq ending shortly before the fork of -ds, about twice the length of the transverse Bcrl -EsIong, strongly arcuatecl at origin; .Pr*r*asubequal to the basal
section of -Eo; .8, fa.int to subobsoletel veins -8, ancl Ir cliverging strongly,
so cell -8, at margin is very wicle; inner ontls of eells .En,.Roand 1st M, intranwerse alignment; cell M, lacking; rn-ow aLtotrt two-thirrls its length
beyonrl the fork of M.
Abdominal tergites clark brown, the sternites more yellowish. Male hypopygium with the outer clististyle a simple rocl, the apex broatlly obtuse, thesurface of the style set with conspicuouserect sete. Inner tlististyle a little
shorter, gently areuated, with two long apical setre,in acltlition to scatterederect setreover the surfarce. Gonapophysesappearing as oval, obtuse plates,
without evident spines or hooks. ,i0tleagus short.

96

Jounrver,
NEwYoeKErnorcoroqrcer,
Soorrry [vol. xvyvu

Habitat.-Chile.
Holotype, 4f, Butalcura, Chilod Island, April 4-b, 1gZ0 (J. C.
Bradley).
In its very elongate antenne, Limnophiln fitdformis difrers
conspicuouslyfrom all similar speciesof Limnophilo and,Shonnonomg,i,ain the Chilean subregion.
Genus Shannonromg,i,a.Llexand,erghannonomlria longlradlel.ls, new speeies.
Gene-ralcolofation brownl ante'nre clark, the scapal segments paler; legs
brownish yellow, the te'ninal tarsal segments darker; wings subhyaline, theoval stigma only vaguely tlarkerl -Esvery long, exceeclingthe combinetl veins
Brr"*o,Eu" anrl .Br1 eell 7st M, smull, the veins issuing from it elongate.
Male.-Length about 5.3 mm.; wing 6.b mm.
Rogtrum and palpi clark brown. Aatenne short, if bent ba,ckwarclscarcely
attaining the wing-rootl scapal segeents brown, the flagellum black; flagellar segmeuts f,runcated oval, the verticils a little longe* than the eegmeits.
Head dark,' Pronotum brown' Mesonotal prescutum
obscure yellow with a meclianbrown stripe that is better indieated in frontl poeterior portions of prescutum more pruinose, the humeral region more brightenect; lateral prreseutal
stripes feebly intlicated; no tuberculate pits or pseudosutural foveae; scutum
cla'k browu, sparsely prui'osel scutellum a litile brighter; poatnotum clarkenerl. Pleura obscurebrownieh yellow, the dorsal portions discolored. Halteres pale, the knobg obscure yellow. Legs with the eoxre anrl trochantersbrownish testaceousl remainclerof legs obscure brownish yellow, the terminal
tarsal segments tlarker. Wings subhyaline, the oval stigma only vaguelyrlarter; veins pale brown, Venation: Bc relatively long, gc, encling justbofore the fork of -Bs, Bc2 at its tip; Ii, archecl over the stigma; .Es very
long for a member of thio genur, longer than ilro combined I2*p1, B2*1and
Brl B" r,ery faint to nearly obsolete,subequal to By4 veins .R, au.il-g. divergent I inner enclgof cells .Br,Io antl Ist .d4,in oblique alignment, flre last mostproximacl; cell lsl M, ttery small, the veins issuing from it unusually long;cell M, absentl tn-ou nearly its lengflr beyontl the fork of .ld.
Abdomen dark browu, the subterminal segments yellow, the hypopygium
clark. Male hypopygium .with the outer ilististyle clistinctly bifid at apex.
Inner dististyle much shorter, torminating in two long sete. Gonapophysos
broacl'basecl,the mesel hook conspicuoue,the notch that it forms subcircularin outline, Besides the apophysesthere is an elongate pale plate lying in
the genital chamber. .ZEtleaguselongate, the basal portiou strongly sinuous.

IIabitat.-Chile.
Holotype, J, Ancud, Chilod Island, April 2-?, 1920 (J. C.
Bradley).

June,19291

Ar,nx.lNm,r:Cnels-pr,rng

97

Shamnonomyial,ongirad,ialis
is readily told from all other members of the genus by the venetion, especiallythe unusually longEs, in conjunction with the structure of the gonapophyses.
GlenusEriocera Macquart
Eriocora breviuscula, new spccies.
General coloration black, cluvted with gray; heacl above entirely orangeyellow; antenn-a black, the scape orange; humeral region of preseutum vel_
vety black; wings tiugett with grayish;.cell .R, very shortl abdonen velvety
black, the bases of the segments gray pruinose, proclucing a dimicliate appearan€e; genital segmentsor&nge.
Female.-.Length 15 nm.; wing 11 mm.
Rostrum very short, brown; palpi tlark brown- Anten:rm short, the soape
or&ngor the flagellum black. rread entirely orange-yellow; vertical tubercle
high, distinctly bifid.
Pronotum brownish blaak. Mesonotum black, dusted with gray, to protluce a plumbeouEapp€a,rancel humeral region of prescutum velvety black;scutellum roore retltlish brown, Pleura dark, the gurface with a microscopie
appreesectpruinoeity. Halterce relatively ,iro"t, ob*o"u yellow, the knJbs
brownish black. r,egs with the coxe and trochanters rlark, concolorouswith
the thoraxl remainiler of legs broken. winga with a grayish sufrusion, cell
Bo tlarker brownl anferior corcl weakly tingecl with browng "gs and-govaguely tinted with da.rker; veine dark brown. Venation: Cell
"8, veryshort, -8, being about two-thirds of Br*ri cell M,lacking; cell Isl M" elongatei m tranrvers4l m-ia about oue-thirtl its length beyond the fork of M,
about one-thircl longer tha.n the clistal section of Cur,
Abtlominal tergites. velvety black, the basal portion of the inrtividual segments gray pruinose, the cephalic laterol portion restricteclly obecureyellow;
sternites clark, sparsely pruinose. Genital eegments ffery orango. ovipositor
with the tergal valves long ancl elencler, alrnost etraight, the acute tips genily
upcurverl, tho bases blackenecl

Habitat.-Peru.
Ilolotype, S, La Chororra, Putumayo Distriet, August LI-20,
1920 (J. C. Bratlley).
Eri,ocara breaiuscula is generally similar to E. flauiceps(Wiedemann) of Brazil in the short cell Rr, differing in thecoloration of the body and wings.
GlenusMol,ophilusCurtis
Molophllus tucumanus, new species.
Belongs to the ptragintus groupl general coloration dark brownl antennre( g ) elongatel wiugs broatl, tinged with clusky; vein pnitr / relatively

98

Jounxer, NEw Y6RK Ewrovotogrce1 Sog1rflY[Yor. xxxvu

elongatel ma.lehypopygium with the basal clististyle a long gently arcuatedrori, the apex dengely s€t with spines, the mesal faee with a linear series ofsix to eight eonspicuoussete.
Male.-Length about 3.8 mm.; wing 4.2 mm.
Rostrum ancl palpi.black. Antennre ( 3 ) da,rk brown throughout, if bent
backward extending nearly to the root of the ha'lteres; flagellar segments
long-oval, with elongate verticils. Heacl clark brownish gray.
Mesonotum clark liver brown, the humeral region of the preescutuma little
more brightenetl; lateral pretergites only vaguely brightened. Pleura concolorous with the notum. Halteres with the stem pale, covereclwith goltlen
sete, the knobs infuscated. Legs with the coxm brownish yel'low, fhe trochanters a little rnore testaeeousl legs brown, the terminal tarsal segments'Wings broacl, with a tlusky tinge, thesomewhat clarker; fore legs broken.
alarkerbrown than the gtountl-color;veins
regionsomewhattlarkerlstigmalmacrotrichia rlark brown. Venation: Er*, elongate, nearly straight; -8, alittle beyonctlevel of r'm1 petiole of cell M, less than twice m-at,; tein 9nd'A
relatively long, ending beyontl mitllength of the petiole of cell Mr.
Abitromenclark brown, including the hypopygium. Male hypopygium with
tho apical beak of the venfral lobe of the basistyle loug ancl nea;rly straight.
Outer rlististyle stout, the long slentler inner arm sinuous, narrowetl to theobtuse apex. Basal ttististyle a long, gently arcuatecl rocl, a little witlened
outwarclly, the outer face with microseopic appressetl denticles, the apex
densely set with longer spinesl mesal face of style &t near midlength witha linear seriesof from six to eight long conspicuoussetre. )Otlcagusbroarl.

Habitat.-Argentina.
Holotype, J, Parque Aconquija,,Tucuman,February 24, 1920
(J. C. Bradley).
Molophilus sicarius, new species.
Belongs to the plagiatus group I generalcoloration recltlishbrown, sparsely
pruinosel pleura pale, with a conspicuousalark brown longitutlinal stripe to
fhe postnotum,interrupted on the pleurotergite; male hypopygium with thebasal dististyle a long, powerful, gently arcuatecl rotl, the mesal margin witlr
a close series of long spines to prociucea wingJike appearance;near baseon outer margin a small gently curved rotl that is clelsely set with microscopic spicule.
Male.-Length about 4.2 mm. I wing 5 mm.
Rostrum pale testaceous; palpi dark brown' Antenne short, if bent backward not attaining the wing-root; first flagellar segmentpale, the remaintler
dark brown. lleail pale.
Pronotum dark. Mesonotal prascutum retklish brown, very sparsely
pruinose,the humeral region extensivelyyellow; scutellum more testaceous
ln'own,especiallybehinilI posteriorpottion of the postnotal mediotergiteeon-.lune, 19291

Ar,nxeNnns:

CRANE-rr,rEg

99

spicuously rlark brown. Pleura pale brownish yellow, with a conspicuous
tiark brom longitutlinal stripe, best tlefinetl on the anepisternum ancl pteropleurite, separaterl from the tlark color of the postnotum by the pale pleurotergite, Ilalteres yellow, the knobs goltlen yellow. Legs with the coxe ancl
trochanters yellow; fore femora tlark,brown, tibie yellow, the tips tlarkenetl,
in male with a swollen brown subbasa,lring; tarsi yellow, passirg into clarkbrown, 'Wings yellow, the veins tlarker yellow, the macrotrichia bright cinnamon brown. Yenation: -d*o shortl vein 4nl' L relatively long, extending
to beyonrl the base of the petiole of cell 11r; cell gnil'A narrow.
Abdomen clark brown, the sternites paler meclially; hypopygium obscureyellow, Ma.le hypopygium with the apical beak of the ventral lobe of thebasistyle powerful, black, with one or two small clenticles immecliately
cephalatl. Outer tlististyle biliil, the lateral arm broader, the apex truncatecl,
the inner arm a little longer, more slencler,beyoul rnicllength narrowed tothe slentler obtuse tip. Basal tl'ististyls a, Iong, powerful, gently arcuatedrotl that terminates in a powerful apical spine I mesal ma'rgin of style formore than. the tlistal half with a cloge series of 14*15 long powerful spinesthat procluce a wing-like appear&nce; shortly beyond base on outer margina small gently curvecl r'otl that is clensely set with 'rricroscopic spiculrc.
Phallosmic structure appearing as a tleeply bilobeil setiferous cushion.
Ecleagus very long anil slender.

IIabitat.-Peru.
Holotype, J, Ruacapistana,Rio Tarma, June 1-2, 1920 (J. C.
Bradley).
Molophilus sicarius somewhat resemblesM. honestus Alexander (Argentina) but the basaldististyleis distinct in structure.