,4-tt';
Rev. de Entomologie, vol. 9, fa!c. l-2r setembro 1988
Rio de Jaueiro - Bragil

Bccordrand dcrcriptionrof BrazillanTiprlidae(0ipt.). Part lV.
by CFrA.Rr,E
P s. A r . u x A N r ) E l r
Elassachusetts
Siate College, Arnherst, Mass.

In the presentinstalmentunder thi;; general title I lvish
to discusssome unusually interestingspeciessecuredby Mr.
F r i t z P l a u m a n n a t a n d n e a rN o v aT e u t o n i aC, o r r e i oI t 6 ,Santa Catharina. The station lies in the rvilderness in thevicinity of the Uruguay Qiver, at an altifude between 500
and 700 meters; country mountainous,with many mountainstreams,as rvell as numerousswamps; temperatureranging
from 4lo Celsius in summer and usually not below Qo inn'inter; rainfall for year about 65 inches.As done in earlier
partsr I am recording certain rarc and uncommon spe;ies, inthis paper all being from Nova T'eutonia. The types arepreservedin my extensivecollectionof these flies.
Recordsof distribution
Limonia (Limonia) preclara Alexander. September 25, 1q3i,
male; October 17, 1935, male; February 7, 1936, male. The last spccimen is much smaller than the others but undoubtedh' conspecific.
hitherto from northern Argentina.
Knou'n'Limonia (Rhipidia) schadei Alexancler.- Septembcr 2l-30, 1935,
males. Known hitherto from Paraguay.
Limonia (fthipidi^a) bruchiana Alexander. Augusl 24, 1935,
Septernber2430, 1935, July 17, 1936, males. Hitherto frorn Paraguay
and northern Argentina.
Limonia ( Rltipidia ) annulicornis (Enderlein).
October 1 G28,

r 935.

Limonia (Dicranomrio)
1930, abundant.

distans(Osten Sacken).

July

13,

Limonia (Geranomyia)certhia Alexander.- June l7
July4, 1936, br..thsexes.Wing-tip a little more infumed than in the types
but othenvise ideutical. Hitherto only from Central America.

45 2

2{8 Alexander,

Recordsrnd delcriptionsof BrazilianTipulidae

Limonia (Geranomyia) tibialis (Loeu'). - Octo'ber l9 -'20, 1935.
'21, 1936.
Polymero (Polvnrcra) obscura Macquart.
January
Smaller than normal and with shorter antennae.
tle.uatoma (Eriocera) plaumanni Alexander.
October 12, 1935,
Deccmber 18, 1935. Both specimensshorv a yellow subterminal ringon fore as well as on all other legs, broader and more conspicuousin the female. The male has the distribution oi yellorv on the n'ing
somervhat different from in the type, the yellow longitudinal interconnectingstreaks in cells R and /Vl being lrarrow and inconspicuous.
Atarba (Atorba) punctiscuta Alexander. - Septernber '21, 1935.
Signatomera (Sigmatomera) varicornis Alerattder. - October 2,
1936. The left wing shows a crossveinin cell Rr, this lackinc' in
the right wing.
'2'2
Gnophomyia (Onophonyia) pallida1;e.vAlexander. - Augttst
October 2, 1936. Hitherto from Paraguay.
Novembcr
7'eucholabis(Paratropesa) nigroco.ralis Alexander. 14, I 935.
Teucholabis('l'eurholabis) ded.ecoraAlexander.-- October 8, 1935,
March 3, 1936.
Toxorhina(Toxorhina) mendosaAlexander.- Septenrbcr17, 1935.

Descriptions of new species
Epiphrugmu( E p i p l t r a g m a p) e r s o n c t a ,sp. tr.

Size large (wing, mal€, 12 mm. or more); antennalflagelIum black, the terminal segment paling to yellow; mesonotal
praesclltum u'ith four reddish stripes, the ground-color darkbrown, dissectedinto spots; scutellum pale; pleura ochrcous,
variegated by dark brown; legs yellolv, the femora u'ith t\yoblack rings; rvings yellorv, u'ith a heavy brou'n pattern, theground areas clouded with pale brorvn, leaving yellorv borders
to all dark areas; abdomen pal'e brown, the posterior bordbrs"of the sternites 1'ellon',the basal rings more blackened.
L e n g t h , a b o u t 1 1 - l + m m . ; w i n g , 1 2 ' 1 5m m . ;Male.
antenna, about 2.9-3 mm.
F e m a l e . - L , e n g t ha, b o u t1 4 - 1 5m m . ; r v i n g ,1 3 - 1 4m m .
Rostrum above ochreous, darker on sides; palpi blacl<.
Antennaeblack, the first flagellar segmentorange-yellou',theterminal segm'entpaling to yellorv. Head reddish brotvn, thecenter of the vertex lvith a more blackenedvitta.
Pronotum reddish ochreous,rvith a more or less distirlct
median dark line. Mesonotal praescutum rvith the groundcolor dark brown, the disk occupied by four red'dishstripes,
the interm,ediate pair separated by a capillary dark line;
posterior dark interspacesexpanded, restricting the grounC.'
color and forcing these areas laterad so the dark praescutal

Iter'. tle Entornologia, vol. 9, fasc. ['?, seteulbro tgBS

24q

pattenl is much dissected;scutal lobes reddish brou'tt, themedian area pale rvith a narrorv dark median vitta; scutellum
ochreous, parascutella darker; mediotergite gray pruinose,
rvith a more or less distinct cruciform brorvn area. Pleuraochreousto grayish ochreous,\,ariegatedby dark brown areas,
including the dorso-pleuralr€gion and smaller spots on thedorsal and ventral sternopl'eurite,ventral pteropleuriteanddorsal and ventral pleurotergite.Halteres pale, knobs r,veakly
darkened.Legs rvith the coxae pale, the fore coxae slightly,
the mid-coxacextensivelyblackened;trochantersobsculeyellorv; legs yellow, femora s'ith trvo black rings at and beyond
mid-length,the more proximal ring narro\verand variablcin
extent.Wings rvith the ground-coloryellorv,heavily pattenred
lvith broll'n, the .vellou'interspaceswith their central portions
clouded u'ith paler brorvn, leavirtg clear yellor.vmargins to
the darkenedareas; dark areas in part ocelliform,most 'distinctly so at origin of Rs, the other areas so hear'-r'altdextensivethat the usual ocellatepattern tends to becomelost
or obscrtred;cell Cu with few dark areas; posterior borderof cell /sf A with about three dark spots, cell 2nd A withfrom five to eight such markings; veins brown, yellor,vin
the ground-areas.Venatiott:Rs angulated and spurred atorigin; m-cu at near one-thirdthe length of cell lst /r1,.
Abdomenpale brorvn,the caudalbordersof the stet'nites
narrowly more yellord or gra-r'ish-vellorv,the basal rirtgs more
blackened;hypopygium pale brorvn. Male hypopygiumu'ith
the outcr dististvleu'ith pale denticleson margin beforeapicalspine. Apex of inner dististyle obtusely rounded. Interbase
with apex recurv€d into a slender spine.
Holotype. 6, Nova Teutonia,October 12, 1935 ( P I a u m a n n ) . Allotopotype,?, December7, 1935.Paratopotvpes,'2,
Not'ernber28, 1935;Novernber
several6?, October1'2
1936.Paratype,6, RanchoOrande,EstadoAragua,Venezuela,
a l t i t u d e1 1 0 0m e t € r s S, e p t e m b e5r, 1 9 3 7 ( G a s t o n V i v a s Ilerthier).
The nrost similar species is Epiphragma (Epiphragma) cni.roAlexander (Ecuarlor: Oriente) rvhich likervise has the ternrinal antennal segment light yellorv but rvhich differs in thc coloration of the
body and wings, u'ith no darkening of thc celttral portions of theground areas of the latter. The Venczuelan paratype, for which I
has tlte
a m m u c h i n d e b t e dt o M r . G a s t o n V i v a s - B e r t h i e r ,yellow borders to the darkened u'ing-areasnarro\\'er and nrore clearlyic.
definecl but appears to be conspecif

261 Alexnttder,R e c o r d sa n d d e s c r l p t i o nos f B r a z i l i a nT i p u l i d a e

Aturba( A t a r b a )m e r i t a ,sp. lt.

Ceneral colorationtestaceous-yellorv;
antennaeuniformly
palc brown; legs yellorv, the femoral tips very narrorvl,vbut
conspicuously
blackened;wings whitish subhyaline,veins pale
brown; sc long; cell tst /l4z long-rectangular,
excecdingin
Iength vein lvl. beyond it; m-cu at near two-thirdsthe lengthof cell; abdominaltergitesuniformly pale brown.
Female.
L e n g t h a, b o u t6 m m . ; w i u g ,6 m m .
Rostrumtestaceous;palpi brown.Antennaeuniforrnlypale
brorvn; basal flagellar segmentslong-cylindrical,graduallyshortening.the intermediateones only about on.-third thelength of the first, the outer ones progressively
still shorter;
verticils short. Head pale.
Mesonotumtestaceous
yellow, the pleura a trifle more
obscurc.Halterespale,the knobsvery *'eakly infuscatecl.
Legspale testaceousyellow, the tips of the femora narrorvly but
rather conspicuouslyblackened,the terminal tarsal segments
darkened.Wings rvhitishsubhyalin,e;rrins pale brou.n-Venation: si' long, sr, extendingto about oppositefour-fitthsthe
length of Rs, Sr. not far from its tip; Rs long, arcuatedat
origin; cell Ist M, long-rectangular,
exceedingvein z?fnbevondit; m-cu at near two-thirds the length of cell.
Abdominaltergitespale brown,the sternite:;paler; genital
shieldelongate;vah"esof ovipositorlong antl nearlvstraight;
hypo-r'alvaecompresscd.
H o l o t y p e ,? , N o v a T e u t o n i aO
, c t o b e r2 0 , l g 3 5 ( p l a u mann), Paratopotypes,
2 ??, October20-21,1935.
A l o s t n c a r l v a l l i e d t o A t u r h a ( A t o r b a) m c s ' i r t t r t r.t, \ l c r a n r l re, a g r f c i n g i r l t h c el o t t g a t e S r a n c l c l o s e c l c el l | . s l , l l 1 , c l i ff c r i n g i n t h e u r i i colorous antennae, blackencd tips of femora ancl uniformly llale brown
abdominal tergites.

.4tarba(Atarba) incisttrtta,

sp. n.

Mesonotumopaquey,ellou',the pleura rnore testaceous;antennae(mal,e)r'elativelylong, if bent backrvardextending
about to base of abdomen;flagellumblack,the incisuresof
the more basal segmentsrestrictedlypale; knobs of haltcres
weakly infuscated; l,egs yellow, terminal tarsal segments
blackened;wings with a pale yellow tinge,stigma pale [rrorvn;
Rs about twice the basaldeflectionof R5 m-cu at fork oI M;
male hypopygiumwith caudal margin of sternal plate trun-

Rev. de Entom.rlogia,vol. 9, fasc. l-2, setembro1938

251

cated; outer dististyle with only about six spines on outerrnargin, the last one longer than the apical point.
Length, about 5.5 mm.; rving, 6 mm.; anM aI e.
tennae,about 2.3 mm.
Rostrum yellorv; palpi brown. Antennae (male) moderately elongdte, if bent backward extending about to baseof abdomen; scape and pedicel yellow, basal two or three
flagellar segmentsblack with the incisuresrestrictedlyyellorv,
ofouter flagellar segmentsuniformly blackened;pubescencesegmentsrelativelylong and dense,shorterthan the verticils;
ternrinal segment a little more than one-third the length ofthe penultimate.Head pale brown, sparselypruinose;a rveak
median carina on vertex.
Mesonotal praescutum,scutum and scutelluin unir'ormly
opaque 1'ellou',th€ mediotergitemore testaceous,sparsely
pruinose.Pleura testaceous
vellon',a little brighteron ventral
portion. Halterespak, the knobsweaklvinfuscated.Legs n'ith
the coxae and trochanters pale yellorv; remainder of legs
1'ellorv,the terminal tarsal segmentsblackened;tibial spurs
long, simple, glabrous on more than distal third; basal threetarsal segments each u'ith a pow€rful, blackened,slightly
compressecl
bristle,additionalto the normal ortes.Wings rvitha pale -vellorvtinge, cells C and Sr: cle:rrerluteous;stigmaoval, small, pale brorvn; \'eins bros'nish yellos'. Venation:S", ending a short distancebeyond origin of Rs, the latter
relatively long, fullv trvice the length of the basal deflectionof R;; cell R. at margin a little mor'ethan one-halfas extensive
as cell Rri cell Ist ,,U1,
closed;m{u at or shortly b,eforeforkof M.
Abdomenyellow, rvith a brownishblack subterminalring.
Male hypopygiumrvith the plate of the ninth sternitehaving
caudal margin truncate,not notchedor incise.l,the lateralhorns acute. Outer dististyle rvith onl_r'about six scatteredspineson outer margin,theseprogressivelylarger and stronger
outrvardly,the last one exceedingin length the small curved
apical spine. Inner dististylerelatively narrow. Aedeagussimple, elongate,onlv slightly dilatedon outer portion.
Holotl'pe, 6, Nova Teutonia,September7, 1936 ( P I a u mann).
Atorba (Attrba) incisurata is most generally similar to A. ( rl.)
nteguphallus Alexander in the coloration of the antennae, differingin the venationand in the structureof the male hypopygium.
conspicuously252 Alexander, Recordsof Brazilian
anddescriptions
fipulidae
Atarba( A t a r b a )v a r i i s p i r t a , s p . l t .

Oeneral coloration of m€sonotumreddish brorvn,immaculate; antennae(male) relativelyshort, the basaI f lagellar
segmentsbicolored; erect conspicuoussetae on praescutalinterspaces;l,egs yellorv; posterior tibiae of lnale rvith one
spur simple, the other bifrd; wings uniformly sul'fusedrvith
pale yellow; Sc short, m-cu.close to fork of M; abdomen
brorvnishyellow, the subterminalsegmentsblack; male hypopygium with the sternal plate very gently emarginateon
caudalmargin, the lateral horns conspicuous;.
outer dististylewith about six unequalspineson outer face.
M a I e.
Length,about 5.5-6mm.; u'ing',6.i-(r.Srnnl.;
anterrnae,about 2.5-2.6mm.
F em a I e.
Length,about 6-6.5mm.; rving, 6.5-Tmm.
Rostrumand palpi black.Antennae(male)relativelyshort,
if bent backwardextendingto shortly be1'ondbase of abdomen; scapeand pedicellight yellorv; basalflagellar segments
bicolored, yellow basally, the apices black, thc anrount of
the latter increasingon the outer segmentsso the distal
third of the organ is uniforml.r'black; r'erticilsshorterthan
the segments.Head light brorvn, rvith a faint grayish bloom;
a more or less distinct capillary darker median vitta.
Mesonotum uniformly reddish brorvn, rvithout markings;
setae of praescutal interspaceslong and erect, black; scutum
rvith long, more yellorvishsetae.Pleura a littlc mol'e reddish
testaceous.Halteres pale, thc knobs u'eakly darkened. Legs
rvith the coxae and trochanters pale yellorv; remainder oflegs pale yellow, the outer tarsal segmentspassinginto black;t i b i a l s p u r s o f h i n d l e g s o f m a l e d i s s i r n i l a r o, n c b e i n g b i f i - l
at apex, thc other sirnple. \l)fings uniforml_r'suffused u'ith
pale ,r,'ellou',the prearcular and costal regions slightly clearer
yellow; stigma not or scarcely indicated; rneinsyellorv. Venation: Sc short, Sr, ending opposite or shortly lrevond orisirrof Rs, the latter relatively short, a little longer than the
m-cu close,
basal section of R;; cell Ist M" short-subquadrate;
to fork ot A4.
Abdominal tergites brou'nish vellou', sternitesmore uniformlv yellow; subterminalsegmentsblack; hypop-i'giumfulvous. Male hypopygium rvith the outer dististl'le slendei',
blackened; outer margin lvith about six spines of various
sizes, tu'o being larger and more conspicuous,the others
reduced in size; subapicalspine much longer than the short

Rev. de Entomologta,vol. 9, faec. 1-2,celembro 1938

z:D'J

jutting ventra'd
clecun'edti1:. Aed'eaguslong attd conspicuous,and cauclaclbeyoncl the level of the styli. Plate of ninth
sternite u'ith cauclelrnargin very gently emarginate,the lateral horns producedinto straight spines.
Holotype, 6, Nova Teutonia October 21, 1935 (Plau1mann). Allotopotype,?, October 19, 1935. Paratopotypes,
6, 6 ?q, October 19-21, 1935.
By my kcy to the American species of A*r'rba (Ann. Ent. SocAmerica, 19 : l7l ; l q26), tlrc present fly runs to the Nearctic Atarba(Atarbal pictimrnis Osten Sacken, a ver.v different fly. lt is closer
to thc Inore recentlydescribeilA. (A.) brevicorni.sAlexander 1l)araguay)n'hich has the h1'popygiumquite distinct.
7 'e u c l t o l c t b i s('l'eucholabis) san guitt c fl,sP. n.

Cieneralcoloration of thorax uniformly reddish orange;head brownish black, the orbits broadly r'eddish;halteresu'ith stem brou'nishblack, knob obscureI'ellolr'; le3'sblack,the femoral bases1'ellos:,narro\t'eston fore l.g*, \'ery extensive
on posteriorfemora; wings with a brorvn tinge, the tip moredarkened; prearanlar region yellowish; Sc long, Stt ending
opposite or just befor'emidlength of Rs,' anterior branch ofRs nearl)'straight;abdominaltergitesblack,sternitesbicolor:d,hypopygiumyellos'; male hypopygiumu'ith the apical spineof basistylea flattenedblade,the apex narrowedinto a spine;outer dististyleslender,with a small tooth at near one-fourth
the length.
Malc.
L e n g t h ,a b o u t 6 m m . ; r v i t t g ,6 m l n .
Rostrum brou'nishblack, a little more than one-halfthe
remainder of head; palpi black. Ant'ennaewith scape darkbros'n, remaining segmentsblack; basal flagellar segmcnts
nearl_r'globular, the outer segmentsslightly more elongatc.
Center o{ front and vertexbrou'nishblack,tlte orbits broadly
reddish.
Cervical scleritesdark. Entire thorax uniformly reddish
orange. Halteres rvith stem brorvnishblack, knob obscureyellou'. Legs l'ith coxaeand trochantersreddish1'ellow;femost extenmora yellou' basally,the tips broadly blackened,
sively so on the fore legslvherethe outer two-thirdsis involved,
narroweston the posterior legs rvhereabout the distal fifthor sixth is darkened;tibiae an,dtarsi black. Wings with abrorvnishtinge, the tip beyond the level of the outer endof cell 7st M, more darkened;prearcularregion light yellorv;

251 Alexander,

Recordsaud desoriptionsof BrazilianTipulitlae

stigma short-oval,dark brown; veins dark brorvn, yellou' inthe prearcular field. Venation: sc long, sc, ending nearly
opposite midlength of the long, gently arcuatedRs, S,:, ashort distancefrom tip; anterior branchof Rs nearly straight,
so cell Ra is parallel-sidedexceptat outer end; nt-cu shortly
beyond fork of /]4.
Alidominal tergites black; sternitesbicolored,black, theincisuresmore narror,vlyyellow; hypopygium yellorv. Male
hypopygium with the apical spine of basistylea flattened
jellor,r'blade that is narrowedat apex into an acuteblackened
spine, the margin of blade at base producedinto a rveakly
serrulateflange; mesal flange of style blackened,
the margin
irregularlyserrate.Outer dististylea slenderyellow rod, narrou'ed outs'ardly, terminating in a short subacutepoint; atnear one-fourth the length with a small triangular point;
distal third of style on outer face with appresscdscabrouspoints. Inner dististylehaving the apical beak with two acutepoints separatedb.l' a U-shapednotch; near base of st.vle
u'ith a firrgerlikelobc terminatingin trvo porverfulspinesanda fen- sctac. Aedeaguscompressed-flattened,near apex rrith
a decurveclblack spine; surfaceof aedeagusu'ith numerous
setae.
Holotype, 6, Nova Teutonia,February 25, 1937 ( P I a .rm a n n ). Paratopotype,6.
7'eucholultis(-l'eucholuttis) sanguinra is nrost nearl_t'relatecl to('l'.)
7'.
lurra Alexanderand l. ( I'.) miniata Alexander',differing esl)eciall_yin the coloration and in the structure of the nrale hypopygium.
(i rto plt ottt t,iu

(GrtoJtltomvia) ju stoi rlI s,

sp. 11.

Belongs to the subltyaliila group; general coloration darkbror,r'n,sparsely gray pruinose; antennae black throughout;knobs of halteres dark brown; wings subhyaline,the longnarrow stigma darker; Scr ending about opposite midlcngthof veitt Rr-F a-pri Rs short and oblique; abdonriualtergites
dark brorvn, the sternites obscurc yellorv; rnalc hypopygiums'ith the outer dististyle flattened, the apex moderately narrou'ed and pro,duced;apex of inncr dististyle truncatccl to
u'eakl1'expanded;phallosomervith cau,dalmargirr l-llackened,broken irrto three sectionsby deep narrow notchcs.
Malc.
Length,ahout 6 mm.; rving, 6 nllr.r.
Fcmalc.
L e n g t h ,a b o u t 7 . 5 n t m . ; u ' i n q , 7 m r n .

Rev. de Entomologia,vol. 9, fasc. l-2, setembrotg38

256

Rostrum and palpi black. Antennaebtack throughout,ofmoderatelength, if bent backwardextendingto shortly beyond.
the rving-root; flagellar segrnentsfusiform, the verticils alittle shorter than the segments.Head black, gray pruinose.
Mesonofumchiefly dark brorvn, sparselygray pruinose,
the surfacesubopaque,without evidentmarkings;caudalmargin of scutellumslightly paler. Pleura rvith dorsal half somewhat darker to form a vague longitudinalstripe, the ventral
portion, including the sternopleuriteand meron paler brown,
sparsely pruinose. Halteres rvith stem obscureyellorv, knob
dark brou,n. Legs rvith the coxaepale brorvn,the fore coxae
somewhat darker at base; trochanterstestaceous-yellorv; femora obscureyellou', the tips scarcelymore darkened;tibire
and basitarsibrorvnishI'ellorv; terminaltarsal segmentspassing into black; clarvsu,ith a brush of setaeat base.Wings
subhyaline.the long narrow stigma dark brorvn,conspicuous;prearcularregion a little more yelloll'ish;r'einsclark brorvn.
Vcnation:sr relativelyshort,S,', endingabout oppositemidlength of vein Rr+r+. or shortly beyond,Sc, just before
fork of Rs, sc, much shorter than Rr + zi Rs shorter and more
oblique than in justa; Rs in longitudinalalignmentwith Ri;
r-nt at fork of Rs,. cell Ist ,M, relatively small, the second
sectionof tVIt* r and z7l,subequalor the latter slightlyshorter.
Abdominal tergites dark brou'n, the sternitesobscureyellou'. Male hypopygium r,r'iththe outer dististyleflattened
and narrowedon .distalhalf, not so producedas in justa; innerst-vlemore slender,the apex truncatedto r,veaklyexpanded.
Phallosomeu'ith caudal margin blackenecl,
broken into three
sectionsby deep narrow notches,not evenlyconvexand entire,as in justa. Aedeagusblack.
Holot.r'pe,6, No'a Teutonia,October 2, l 936 ( p I a u ntann).
Among the describeil species,thc present fly is most similar to
GnoTth6lnio (Gnophomvia) justa Alexander, of southern Brazil, cliffering cspecially in the coloration of the body ancl wings, details ofvenatiorr, ancl, cspeciallv, the stnrcture of the nrale hypopygium, as
disctrssecl
ahove.

Gno Jtltomyi,a(Cnopltomfia) lurterea,

sp. 11.

Belongs to the luctuosa group; color uniformly black,
including antennae,halteresan,d legs; wings stronely blackened,cells c an'dsc, rvith stigma,somewhatdeeperin color;2i6 Alexander,R e c o r d sr n d d e s c r i p t i o nosf B r a z i l i a nT i p u l i d a emale hypopygiumrvith the basistyleproducedat apex irrto adigitiform lobe; two dististyles,the outer a small slendcr
spine lying in the axil betrveenth: lobe of basistyleand
the longer inner dististyle;the latter considerablylonger thanthe lobc of basistyle.
Male.
Length, about 8.5 mm.; rving, I mm.
FemaleLength, about 8 mm.; rving, 8.5 mm.
Rostrum ancl palpi black. Antennae black throughout,relativelyshort; flagellar segmentslong-ovalto subcylindrical,
the basal segmentsnot at all produced;verticils of outcr
segments exceedingthe segmentsin length. Head black.
Thorax black throughout.Halteresand legs black.Wings
strongly blackened,
cells C, Sr:and the stigmasomervhat
deeperin color; in male,centralportionof disk somervhatpalerthan
the basal and apical portions,in female, the rving more
uniformly darkened.Cells beyon,Ccord rvith abundanttrichia,
on more basal portions restricted to the centers of cells,
more abundantin male. Venation: Sc, ending oppositeor
shortly beyond fork of Rs, Sr, r'ariablein position,iu malervith S,', subequalto Rz lB,-r, in femaleu'ith both Sr, andScoshort and subequal;R: shortlybeforefork of Ralri m-cu.
from one-third to one-fourth its length beyond fork of /Vl.
Abdomen,includinghypopygium,black.Male hypopygium
rvith the basistyleat apex producedinto a digitiform lobe.
Apparentlytwo dististyles,one very srnalland slender,spinelike, the other long and slender,extcn,lingbei'ondtlre levelof the apical lobe of basistyle,gradually narrowedoutrvardly,
the tip truncate and very slightly decurvedat extremeorterend. Gonapophyses
appearingas slenderstraight spine.;.
Holotl'pe, 6, Nova Teutonia,()ctober 2, I936 ( I) I a u m a n n ) . A l l o t o p o t y p e?, , O c t o b e r1 2 , t 9 3 b .
Allied to Gnophomyia (Anophom),ia)tunebris Alexander,of eastern
Brazil, and O. (C.) pamntelas Alexander',of I)araguay, differins especially in the more uniformly darkened rvings, ancl, in the case ofl-he more
lunebris, in the cletails of structure of the hvpop_r'girrrn.
generally similar funebris has the flagellar segrnerrtssubserrateandthe dististyle of the hypopygium shorter than tlre apical lobe of
the basist_vlc.
G t m ttustes( P a r a g y m n a s t e s )p e r e t ( l u i s i

iu,

sp. n.

General coloration,including the antennae,blaclt; ltnobsof halteresu'hitened;legs black, all femora rvith a narrow
yellorv ring at near tw'o-thirdsthe length; rvingshandsomely

Rev. de Entomologia,vol. 9, tasc. 1-2, retembro 1938

275

patternedrvith hyaline, light fulvous brown and darker brown,
the hyaline areas appearing as a completesubterminalband
and an incompletearea before cord; fulvous areas borderedand variegatedby darker brown; cell Ist M, of r,vingsvery
long and narrolv; legs and wing-veinswith flattened scales.
L e n g t h ,a b o u t 6 m m . ; w i n g , 5 ' 2 m m 'Female.
Rostrum and palpi black. Antennae black throughout;flagellar segments oval, the verticils shorter than the segments. Head black.
Thorax uniformly black, the surface polished. Haltercs
black, the knobs whitened. Legs black, the femora with anarrow yellorv ring at near trvo-thirds the length' narrowest
on the fore legs; legs with elongateflattened scales,in addition to the usual setae. \lfings handsomelypatterned withhyaline, light fulvous brorvn and darker brown; the hyaline
areas occur aS a narrow incompleteband before cord, extending from vein C to M and again in outer end of cell
IstA ancla broaderentire band beforethe narrow brown apex;
the fulvous brown areas include the remainderpf the wings
before and beyond cord, variegatedby darker brown borders,most evident on the broad band beyond cord; cells M and'M2 pale brorvn to the wing-margin; basad of the cord, thedarker brolvn areas include washesat origin of Rs and very
extensivelyin cell Ist A; basal portions of Anal cells extensivelypale; axilla restrictedlydarkened;veins brorvn' Setaeof costal f ringe interspersedwtih elongate scales; remaining
veins rvith flattened scales and slightly flattene'dsetae' Ve'
nation: R: subequal to Rs* B{ r, in subtransversealignment
witlr the perpendicularRr+r; cell Ist M, very long and nar',ro\\,,much shorter than any of the veins beyond it; m-cu',
at midlengthof the cell.
Abdomenblack. Ovipositor with the cercibrown, compressed and very porverfully constructed.
Holotype,Q, Nova Teutonia,November18, 1q36 ( P I a umann).
The genus and subgenus had hitherto been knorvn only fromthe Old Worlcl, n'ltere most of the numerous species are Palaeotropicalin distribution. The present f ly is most generally similar to certein
Australian species,especially to G1'mna;tes(Paragymnastes) gloria (Alexandcr), of northern Qu:ensland, but is entirely distinct'l?

268 Alexander,

Recordsand descriptionsof BrazilianTlpulidae

Cryptolabis( C r y p t o l a b i su) m b r o s a ,Sp.n.

Ceneralcolorationblack; lateralpretergitesu'hite;haltereswith stem black, knob dirty white; legs black, the femoral
bases restrictedlyyellow, most extensivelyso on posterior
legs; wings with a strong dusky tinge, the prearcularfield
narrowly whitened, the axilla restrictedlyinfuscated;cells
beyond cond with abundant macrotrichia;Rs moderatelyoblique, gently sinuous; male hypopygiumwith the dististyleappearing as a cultriform blade, bearing on outer margin
a broad-basedcrest that is producedinto an acute spine.
Male.
Lengtha, b o u t4 m m . ; w i n g , 5 m m .
Length, about 4.5 mm.; wing, 5.5 mmF em a I e .
Rostrum and palpi black. Antennaeblack throughout,.
'relatively short; flagellar segmentsoval to long-oval, with.
long conspicuousverticils. Head dark brown.
Pronotumblack with eachposteriorlateralportion whitish.
Lateral pretergitesand contiguoushumeral region of praescutum china-rvhite.Mesonotum black, the surface opaQue:
by a sparsepruinosity.Pleura black,the dorso-pleuralregionslightly paler; dorsal pleuro-tergiterestrictedlypale. Haltereswith the stem black, the knob dirty white. Legs rvith thecoxaeblack; trochantersdark brown; remainderof legs black,the femoral bases narrowly yellow, more extensiv,ely
so on
the hind legs where more than the proximal third is included'.
Wings with a strong dusky tinge, the prearcularfield nar.rowlywhitened;axilla restrictedlymore infuscate'd;veinsdarkbrown, Cells beyond cord with abundantmacrotrichia;basadof cord with trichia in all of cell Rr and in extremeputer
ends of cells R, M and Cu. Venation:Rs moderatelyoblique,gently sinuousi Rz in transversealignmentwith the perpendicular vein Rr+u; m-cu at near two-thirdsthe length of fuls4a.
Abdominal tergites brownish black, the caudal and lateral margins of the segmentseven darker; sternitesobscurewhitish; hypopygiumdark. Male hypopygiumwith the dististyle flattened, appearing as a cultriform blade, on outer'margin at near midlength bearing ^ broad-basedcrest thatis producedinto an acute spine.
Holotype,6, Nova Teutonia,October14, 1936.Allotopc'
t y p e ,? , O c t o b e 1
r 0 , 1 9 3 6 .( P l a u m a n n ) .
Cryptolabis (Cryptolabis) umbrosa is very distinct from the otherdescribeciNeotropical speciesof the subgenusthat have Rs moderately
oblique and with abundant macrotrichiain all cells of wing beyond

Rev. de Entomologia, vol. 9, fasc. 1'2, eetembro 1938295

cord. It is most nearly related to C. (C.) schadei Alexander, likervise
from southern Brazil, but is very dif ferent in the coloration of thebody, legs, halteres and rvings.

7 'o x o r h i n a ( C e r a t o c h e i l ups r) o l o t t g a t a , s p ' n .
lvith
Ceneral colorationochreousbrorvn,the pr.aescututn
a darkerbrown medianstripe;halterespaleyello'wthroughout;legs yellorv, the terminal tarsal segmentsinfuscated;rvings
unlformly tinged with yellorv, anterior branch of Rs nearly
three times as long as the short Rs,' abdominaltergitesdark
brown, subterminalsegmentsblackened,hyllopygiumyellorv;
male hypopygiumwith the basistyleat apex producedinto apale spine; outer dististylesimple.
Length,excludingrostrum,about 7-7.5mm.;
M a I e.
rving, 6.8-7 mm.; rostrum,about 6 mm.
Length,excludingrostrum,about 10 mm.;F e m a l e.
n'ing, 8 mm.; rostrum,about 6.5 mm.
Rostrum brownish black. Antennaervith the scape andpedicelobscureyellorv, flagellum black. Head gray'
Pronotum dark brown. Mesonotumochreousbrown, thepraescutumrvith a darker brorvn median stripe on anterior
portion, the humeral regiotl more yellolv; central portion of
icutellum weakly darkened.Ventral pleura yellou',the dorsal
and dorsopleuralregion,
portion,involving the anepisternum
with a darkened longitu,dinalstripe. Halteres pale yellorv
throughout.Legs with the coxaeyellow, the fore and middle
pair more darkenedon basal portion; remainderof legs
yellclrv,the terminal tarsal segmentsinfuscated.Wings uniformly tingeclrvith yellow, unmarked;veinsyellow. Venation:
Rs short, less than the basal sectionof R5 and only about
one-third as long as the extende'danterior branch of Rs,'
cell R2 at margin relatively extensive,nearly one-half cellRr; nx-cu.at or shortly before the fork of '74.
Abdominal tergites dark brorvn; sternitespaler brorvn
rvith the caudalmargin of the intermediatesegmentsdarker;
a black subterminalring; hypopygiumyellorv.Male hypopy'
gium rvith the basistyleproducedat apex into a pale spine.
Outer dististylea simple, gently arcuated,,duskyrod. Arms'of aedeagusrelatively long.
Holotype, 6, Nova Teutonia,December6, 1936 ( P I a u mann). Allotopotype,?, Decemberl, 1936.Paratopotype,6, January2, 1937.

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