(lFttIST
ffilt (|RtITTtEIfi(lWNSPECIIS(DTPTERA)rl
IilDIANTIPULIDAE

ByF. Alcxrnder
Chrrlerq+;iiig.'4

Reprinled lfrom

Ricool thcUnivenity
ol Pucrto
ThcJoundol Agriculturc
Vol. XXI,

No. z-Pages r7g to r88.
April, rgJZ.

NEW OR LITTLE-KNOWN SPECIESOF WEST
INDIAN TIPULIDAE (DIPTERA). Ir.
By Cnear,ps P. Ar.rxlxppn
MassachusettsState College, Amherst, Massachusetts

The first part under this general title was published in the
Jounxar, oF TEIEDBpanrlrENToF Acnrcur,TUREon Puonro Rrco, vol.
XX, No. -1,Oetober',1936,pages877-882. In tire pr"esentinstalment,
I wish to deseril;esome interesting material colleeted in Puerto Rieo
by lfessrs. Julio Gareia-Diaz, James G. Needham and Mortimer D.
I-.,eonard,and a seeondrich seriestaken in Oriente, Cuba, by Messrs.
JuliSn Acufla, I:awrence C. Bruner and L. Scaramuzza. The typesof all the novelties are preserved in my eollection of crane-flies
through the friendly interest of the various eollectors.
Dolichopeza (Megistomastix) acutiloba sp.n.
General coloration brorvn,the praescutumwith four paler stripes; antennae
with inconspicuouspubescencethat is mueh shorter than the scatterecl,unilaterally arrangerl vertieilsI macrotrichia of rving-cells abunclant; abdominal'.
segmentsbicolorous,the bases of the segmentsblorvn, the posterior rings yelIorvI subterminal segmentsand. hypop;'gium dark; male hypopygium with apexof each tergal lobe terminating in an acute spine; beak of innsl ctististyle.
relatively slencler.
1\fale.-Length 7-8 mm.; rving 6.5-7.5 mm.
Female.-Length about g mm.; wing about g mm.

Deseribedfrom aleoholiespeeimens.
Frontal prolongation of head pale brown; palpi brown, the outer segments slightly paler. Antennae brownish black, the pertieel yellow; flagellar
segrnentsbroken beyoncl the third, but when entire the organ must be as longas, or longer than, the entire botly; flagellar segmentswith scatteretl elongatc
verticils, unilaterally distributecl, together with a very short, inconspieuous
pubeseenee. Heail brown, the front ancl orbits more brightened.
Pronotum brorvn. Mesonotal praescutunr brown, with four paler stripesthat are very poorly definecl against the grouncll seutal lobes a little da,rker
than the meclian areai scutellum ancl postnotum brown. Pleura obscuro yellow,
indistinctly variegatecl with darker, espeeially on the anepisternum antl ventral
sternopleurite. I{alteres tlusky, the knobs whitenetl. Legs with the coxae'WingsbrorvnI trochanters yellow; remainder of iegs brown.
brownish gr:ay1'
stigma oval, clarker brown I veins brown. Macrotriehia of eells abunclant, involving the outer entls of eells R, M, Cu ancl 7sf /, besides the eells beyoncl
the cord. Venation: Petiole of cell M t a little shorter than m. The allotytrro,
femalo has cell M, very short-petiolate to nearly sessile.

us

180

TITE JOURN:IL OF AGRICULTLiRE OF TIIII UNIVEIiSITY OF P. R.

Abd.ominal segments bicolorous, the bases brown, the posterior rings broadly
yellow, the amouut of the latter clecreasingon the outer segmentsl outermost
segments ancl hypopl'gium uniformly tlarkened. Male hytrlopygium (Fig. 6)
with each lateral lobe of the tergite, 9t, proclucecl into an acute darkenecl
spine; meclian area of tergite moclerately procluced. Outer clististyle, od, shal.
lowly and unequally bifid, with a flattenecl glabrous lobule at base. Inner clis.
tistyle, id, with apical beak slend.er,pale.

Habitat.-Puerto Rico.
Ilolotype, 6, El Yunque trail, Km. 1.3,June 11, 1935 (GarciaDiaz) ; Colleetor'sNo. 1200. Allotype, g, Picnic Grounds,Luquillo
I\{ountains.June 7, 1935 (Garcia-Diaz);No. 1082. Paratopotypes,
2 6 6, with the type, No. 1158,June 10, 1935; No. 1787,samedate; paratype, 1 g , LuquiLlo nfountains,No. 46, June 10, 1935
(Garcia-Diaz,); No. 1182.
Dolichopeza(lllegistonrastir)acuti.Iobais most nearly related toD. (M.) obtu,sil,ob{r.
sp.n., irr the short, ineonspicuous
pubescenceofthe male antennae. The trvo speciesare most readily told from one
another by the stlu-ctnre of the male hypopygium, especially the'laterallobes of the ninth tergite. The paratype female (No. 11g2)
has the petiole of cell l/1 rr.nusuallylong, considerablyexceedingza,
and rvith a distinct darkened cloud on the anterior cord. rt may
pertain to a different species.
Dolichopeza (Megistomastix) obtusiloba sp.n.
Male.-Length

about 7.5 mnr.r; wing g m-.

Described from alcoholiq speei.me,ns.
Characters very similar to those of acutiloba sp.:r., clifrering espeeiallyinthe structure of the male hypopygium. Pubeseenceof flagelta" segJentspale,a triflo longer and more erect than in aatti,IoZrobut still less than a fifthaslong as the conspieuous erect brack verticils. Thoracic pattern muehasi!
'Wingsacuti,Ioba,
with unu,sually abunclant macrotrichia, lonicn inclutle nearly
the outer two-thircls of cell I ancl the outer encl of eell nnitr A, as well as
being very abundant in all outer cells. venation: union of g ancl E
1
z Ngulatetl and, in cases, with a spur of R, * z persisting beyoncl the pointof
their rinion. Abdomen bicolorous, as in acutil,oba, the pattern persisting
to theouter segments; hypopygium pale. Mals hypopygium (Fig. Z) with the lateralarms of tergite, 9f, relatively long and conrpisuous, at ends a litfle erpadded
into a heacl and provitlecl with blackenetl spinous setae merlian erea of tergite
Istrongly proclucecl. Outer dis'tistyle, od, cleeply blfitl, the inner arm vgry ctrongly
eapitate aucl set with abunclant short clark gs1r.
i outer arm clavate, clothed
rvith much longer setae. fnner tlististyle, iil, wrth the apical beak very stqrt;
lobo et its base tlarlened.

Eabifat.-Puefto Rico.
Holotyrye, 6, El Yunque trail, Km. 1.8, July ZT, lg}i

(Garcia-

NEW OR, LITTLE KNOWNTIPULIDAE

181

Diaz); Collector's No. 1477. Paratopotypes,1 d, I-:uquilloMountains, west of su'imming pool, November18, 1935 (Needham& GarciaDiaz); No. 25; | 6 , Trout's Creeli No. 1, Luquillo }lountains, June9, 1935 (Garcia-Diaz),No. 1122.
Dolichopeza (Megistomastix) vittinervis sp.n.
Antennae black throughoutI mesonotal praeseutum dark brown, with threegrayish stripes, the broacl meclian vitta vague)y rtivitled by a rlusky meclianline; pleura brownish gray, variegatetl with obscureyellow on the dorsal sternopleurite, ventral pteropleurite anil meral region; knobs of halteres weakly infus'catecl; wings tingecl rvith clusky; cells C and ,Sc brorvn, cord and veins Cuand, ?nd' A seamed with brown; abundant, clark-coloredmaerotrichia in celle
Il t to .try'
1, inclusive, not reaching the eortl of wing antl not inclutling celh
Cu or 1st A,' rn, subequaito the petio)e of cell M ,.
Female.-Length about 7.5 mm.; wing 8 mm.
Frontal prolongation of head dark grayish brown; palpi brorvnish black.
Antennae black, only the pedicel a very little paler; basal flagellar segments ofrnotleratelength, with very short, delicate sctulae ancl scatterecllonger verticilsl
orrter segments shorter. Ileacl brorvnish gray.
Mesonotal praesentum with the ground-eolor clark brown, rvith three grayisb
stripes, the median one broad, vaguely divirleclby a clusky meclianline; scutumwith median area elear grar', the lobes nrore infuscatecll scutellurnancl mediotergite clearcr grav. Plenra cirir'flv lu'or.,
nislr gr?r)-,r'ariegated h1' an obsculeyellow on the dorsal sternopleurite,pteroplcurite antl meral region but not forming a tlistinct longituclinal stripe; tlorsopleural membranelight brown. Ilalterespale, the knobs weakly infuscatecl. L:egs with the coxae brownish gray i trochanters yellow I femora obscure brownish yellow, the tips narrowly tlarker I
tibiae and tarsi infuscatecl. Wings (Fig. 1) with a strong tlusky tinge, cells C
antl 8o brownl stigma antl relatively conspicuousseams on anterior cortl, posterior cord, and veins Cu ancl ?nitr A darker brown; veins ancl maerotrichia
tlark brown, conspicuous. Maerotrichia abuntlant in cells I 1 (stigma), 8 ,, fr ",Bo, Mt1 ?ntl Mr, Ms, anrl Ma1 rrot attaining the bases of the cells antl
not erossing basad of cord (position of trichia shown in figure by stippled
tlots) ; no trichia in cells Cu or 7st A. Venationz E , * , representeclonly bya tiny spur; ,rn, arcuated at near micllength, subequal to the petiolg of cellM"* 1 short, with m-ou at its fork.
M'i
Abclomen baclly discoloreal by eggs within bocly; te?gites chiefly lightbrownl cerci appearing as strongly compresseclblacles,their tips obtuse; hypovalvae very reclueecl.

Habitat.-Cuba (Oriente)
Holotype, 9, Loma del Gato, Siena del Cbb're,altitude 2600;8325
feet, September 25-30, 1935 (Aerula, Bruner and Scaramttzza).
Dol'inhopeaa{Megistomastir) u,ittinnrarisis quite distinct frbm theother speciesof the su@enus s far made hnown. It is apparently
closer {q the Puerto Rimn speoies than it is to D. (M.) cubensf,s(Alexander) of western Cuba. The darkened antennae, pattern dt82

TIIE JOUIiNAT, OF AGRICgl,ft.]'RE OF THE UNIVERSITY OF P. R.

praeseutlm and u'ings, ancl the restriction of the very conspicuous
iving-triehia provicle good,charactersfor the separation of the species.

Limonia (Rhipidia) tetraleuca sp.n.
General coloration yellorv, variegatecl by brorvnI antennae brown, rvith
four subterminal segments white; knobs of halteres variegatecl with white;
posterior tarsi with three subterminal segments light yellow I rvings creamcolored, the posterior cells darkerl a relatively heavy darker brown costal
pattern, the areas at origin of l?s ancl fork of 8c clisconnecteclj wing-tip antl
axilla pale; basal abclominal segments whitenecl, the suceeeclingtergites witha brown median vitta.
Female.-Length about 7.5 mm.; wing 6.7 mm.

Describedfrom the aleoholictype.
Rostrum black, the labial palpi paler; maxillary palpi black throughout.
Antennae black, with segments ten to thirteen, inclusive, abruptly white; pedicels of the intermecliate flagellar segments a little paler than those of themore basal ones; flagellar segments moclerately producetl, rvith conspicuous
glabrous apical peclicels that become more slongate ancl slencler on outer segmentsI terminal segment nearly as long as the prececling two taken together,
its tlistal third narrowed.. Ilead dark browt.
Pronotum dark metlially, paler on sicles. Mesonotal praescutum with anirregular dark pattern, the meclian stripe broatl ancl entire on posterior half,interrupted ancl reduced to a capillary meclian vitta on anterior half, at cephalieborder continuous with a narrowly darkenecl bortler; the latter atea at its
outer encl has a sinuous broken stripe extentling backwaril to the suture, roughly
paralleling the meclian vitta, as ttescribetll scutum pale meclially, the inner
margin of each lobe entirely traversecl by a clark brown stripe that extentls
to the chiefly clarkened scutellum; mettiotergite clark brown, with a conspicuous
pale spot at eaeh antero-lateral portion. Pleura chiefly pale, traversett by
t.wo longitutlinal brolvn stripes, the more dorsal one much wider, extentlingfrom the propleura to beneath the abtlomen. Ifalteres variegatecl, the base ofstem yellow, the tlistal half black; knob black, extensively variegatetl withwhitish. Legs u'ith the coxae ehiefly pale, traversed by the ventral pleural
posterior tarsr
stripe; troehanters pale; rernainder of legs clark brown, the'Wings
with theyellolv.
rvith segments tlvo to four, inelusive, entirely light
cephalic half cream-colored,the posterior portion more clarkenecl
I anterior bor(originof -Bs) ancl
der variegatect by about six large darker areas, the fourth
fifth (fork of 8c) clisconneetedla narrow subterminal tlarkeneclfascia; wing'tip, in cells I z to ?nd Mo, inclusive, pale; corrl antl outer encl of cell Jst-Dlo narrowly clarkened; axilla, in both anal cells, conspicuously white I veinsbrown, Cw yellorv. Venation: So r entling shortly beyoncl mictlength of Rs,
Sa, at its tip; eell 7st Mg relativcly long, its inner end strongly arcuated,
witb m-cu at fork of M.
Abtlomen rrith the first segment antl base of the seconclpale, the remaining tergites eonspicnouslvtlarkened meclially, narrowly pale on sicles; tlarkenetl
area narrou-ed behind, tho pale borclers correspondingly wiclenecl; sternites
vellorv. Ovipositor with the eerci small and weak, darkenecl, not extencling
caudad beyoncl tho tips of the hypovalvae.

NEW OR LITTLE KNOWN TIPULIDAI"183

Flabitat.-Puerto Rieo.
Holotype, 9 , El Yunque trail, Km. 1'3, July 7, 1935 (GareiaDiaz) ; Colleetor'sNo. 1419-43-35.
The present fly is most nearly alliecl to Limonia (Rhipid;t'a)Alexander (Central America), differing especiallyin thesubcostalis
pattern of the thoracic dorsum,abdomenand antennae. I had earlier
reportecl
lnept. Sei. & Ag". Jamaiea,Ent. B1ll. 4 : 21-22; 7929)
subcostalsfrom Jamaica,but it now appearsmore probablethat thelatter rnaterial representsa still different species. It is unfortunatethat the males of severalof these forrns are still unknown.
Shannonomyia scaramuzzai sp.n.
General coloration clark brown, the pronotum ancl lateral pretergites ashy'gray i legs brownish yellow, the terminal tarsal segments clarker; wings almost uuiformly tingetl with gray, the stigma pale brown i B " oblique, nearly
twice Rr* " j -Ee suheoua.lfo Rr* 31 eell 1st M g closedl abclomentlark brownl
hypopygium obscuro brownish yeJlow.
about' 4A.2 mm.; wing 3.8-4 mm.
I{ale.-Length
Female.-Length about 5.5-6 mm.; rving 4.5-4.8 mm.
Rostrum antl palpi black. Antennae brown to clark brolvn, the scape moreor less pruinose; flagellar segments subglobular to short-oval, the outer ones a
trifle lolger I verticils about t'rvicethe length of the segments. lleacl tlark grayish brorvn.
pronotum light ashy-grnv, the coloration continuecl eauclad on the lateralpretergites to the \\ing-root. \fesonotum uuiformly clark brown, tho praescutum
unstripecl. pleura tlark brown, sparsely pruinose. Ilalteres pale to slightly tlusky,
the knobs slightly more infuscated. Legs with the coxae antl trochanters obscureyellow;reroainct.eroflegsbrownishyellorv,theterminaltarsalsegmentstlarker.
'Wingsalmost uniformly tingetl with gray; stigma oval, pale bro'wn,(Fig.2)in casesbisecteclbX R, ; veins pale brown. Macrotrichia of veins very variable,
wi6r numerous trichia on veins beyoncl eord, inelucling a series of about a tlozen
a n t l - i ?g w i t h o u t t r i c h i a . v e n a ft.*ao n R r , i n o t h e r s p e c i m e n sR r * r * r ,totion: ,So, encling opposite micllength of -Rs, Sc z at its tip; 'Es angulatecl
twiee
ns oblique, nearly
weak-spurretl at origrni Ez subequal to Es*ti
it; m,-cu
nrI "; eell 7st M2 closecl, exeeetling in length vein Ml beyontl
about two-thircls its length beyoncL fork of M'
Abclomen clark brown I hypopygium obseure brownish vellow.

Habitat.-Cuba (Oriente).
Iloloti'pe, 9 , Loma del Gato, Sierra del Cobre,altitud'e2600-3325'
feet, Scptember 2ir-30, 1935 (Ae1fia, Bruner and Searamuzza)
Allotopotype,,9. Paratopotypes,1 3, 1 9 ; paratypes'severalof
ltoth *.*.r, Pico Tttrquino, Sierra Maestra, altitude 3750 feet, June
12, 1936,at light (Acufla).
I take mueh pleasure in naming this fly in honor of Mr. I/'
tvho collecteclpart of the t)'pe series. The fly is ampll'
Scaramuzzt't,

184

THE JouRNAL orr AGRTcuLTUREoF TrrE uNrvERsrry oF p. R.

distinct from the other Antillean speciesso far made known. rt
differs frorn breuicu,laAlexander and mesophragnxa
Alexand.er,inthe venation and in the virtually unmarked rvings. In the latter
regard it comes eloser to triangttlaris Alexander, of puerto Rieo,
which.has cell IIz of the wings open.
Gnophomyia (Gnophomyta) diazi sp.n.
Size small (wing, g, 4.T mm.); general coloratrioo
black, inclucting antennae, halteres ancl legs; wings aearly hyaline, with conspicuous
black veins;E "* s f I very strongly arcuated, nearly- erectl
cerci with setae to extreme
tips.
Female.-Length about 5 mm.; wing 4.T mm.

Deseribedfrom the alcoholietype.
Heacl antl appenclagesblack; flagellar segments of antennae oval,
the verticils subequal in length to the segments.
Thorax ancl append.agesblack. 'wings (Fis. g) nearly hyaline;
stigmafaiutly inclicated as a cloucl beyoncl Rr; veins black, conspieooor. venation:
E"* a*r verX strongly arcuated, nearly erectl .Br'subequal to Bt*rinrclose to 8'*r,slightly upcurvecl at its tip; cell Es at margin wicler thancell R , ; cell lst -itt, narrowecl at proximal entl; m-cu about one-thircl its length
before fork of M.
Abdomen black I terminal segments narrowerl, but not as markeclly so as iu
arcuata; cerci with the tips truncatetl, proi'icled n'i.th setae to extreme ends.

Habitat.-Puerto Rico.
Holotype, g , Luquillo Mountains, Km. 11.8, Lot 46, June ,1,1935,at light (Garcia-Diaz); collector's No. 1029-sg-Bb.
I take unusualpleasurein dedicatingthis speciesin honor of thecolleetorof the rieh seriesof Puerto Rican Tipulidae discussedirr
this report. The only relateclspeciesso far describedis the larger
Gnoplr'ontyia
arcuata Alexancler(British Guiana), which, besid.es
itsmajor size, differs in the more produeedcerci and genital segment,
and in slight details of venation and triehiation of the veins. The
discovery of a speciesof Gnoph,omyiain the Greater Antilles is ofunusual interest.
Gonomyia (Lipophleps) monacantha sp.n.
I\fale.-Lelgthahout 1-4.5 mm.; wing 3.2_4 mm.
Fenale.-I-eugth
about b.5-6 run.l rving 4_4.5 mrn.
llelong's to tho citttrerr, gloup;closely alliecl to ltetophita Alexancler, 6iffering chielly in the structure of ilre male hypopygium,
notably o,f the outerclististyic.

Tire fl)' has heen adequately describedantl figured under the namehelopltilu Alexancler (Journ. Dept.. Agr. puerto Rico, 16 : B7B, fig.

NEW OR LITTI,E

KNOWN

TIPUI,IDAE

185

20; 1gB2),with which speciesit has beenlong confusedin colleotions.
The receipt of rather numerous specimensfrom Seflor Gareia'Diaz
intlieatesthat the Puerto Rican fly is distinct from h,elophilo,which
has a vast range on the American mainland, from Texas as far south
as Peru. The structure of the male hypopygium of the two flies(Fig.
is shown by the accompanyingfigures. G. (L.) rnonocanthn,8) has a single powerful blackenedspine on the inner margin of
the outer dististyle, G. (L) hetophila (FiS. 9) has two such spines'
both provided with microscopicspinulae.
hitherto
The various figures of the male hypopygium of h'eloph'il'a
provided (Ent. News, 27 : 345, fig. 3; 1916. Proc. Acad. Nat.
Sei. Philadelphiafor 1916, pl. 29, fig. 60; 1916) are inacourateas
regards the nature of the lobe of the outer dististyle.
IIabitat.-Puerto Rico.
Holotype, 6 , vieques Island, at light, septernber 25-27, 1931
(Leonard). Paratytrles,10 alcoholic 6 9, Yfiflez River, June 19,
1935, at light (Garcia-Diaz); Nos. 1279, 1316; 1 9 , Yrifi.ezRiver,
Jnne 22, L935,No. 1367; 1 I , R'io Blaneo,at light, March 6, 1935
(Needham& Garcia-Diaz),No. 1784; 1 9, Lares, March 22, 1935
(Needham& Garcia-Diaz),No. 722.
Gonomyia (Lipophleps) orthomera sp.n.
Belongs to the rna,ncagroup; coloration yellow, the thorax variegatetl bybrown; pleura weakly stripecl l male hypopygium with the clististyles termitalin position, tho outer a long, slender, nearly straight spine, graclually narroweql
to the acute tip; phallosome a single med.ian structure, entirely pale, in sliclo
mounts extentling cauclaclto beyontl the tip o'f the longest tlististyle.
Male.-Length about 3.8-4 mm.; wing 2.8-3 mm.
FemaJe.-Length abcut 4.5 mm.; wing 3.5 mm-

Described from alcoholic specimens.
Rostrum yellow; palpi clark brown. Antennae brownish black throughout'
tho flagellar segments with elongate vertic,ils in both sexes, longer in the malcHead yellow, the cente'r of vertex weakly clarkenetl.
pronotum yellow. Mesonotum yellow, the praescutum chiefly covered. by
three confluent brown stripes; median area of scutum yellow, the lobes brown ;scutellum yellow I mecliotergiteyellow on sitles, the central portion more tlarkenedPleura yellow, with vague nnd poorly clefineclbrown longitudinal stripes, themore dorsal occupying tho propleura, anepisternum and ventral meron, hecomilg
obsolete beforo the rcot of halteres. I{alteres pale brorrn, the knobs rvhitened.
Legswiththecoxaepalebrorrnltroclrantersyellgn'lremairrcleroflcgsbror'r'rr.
Wings strongly tingecl with brown, the stigma scareely darkerI veins pale.
Venation: 8c , encling a distancebefore origin of .Rsnearly eqrr-alto the length
qn-cubeforc
of grc 1attcr; branches of .Rs strongly clivergent near outer enclsl
fork of -?11.

186

TEE JouRNAL oF AcRTcuLTURE oF TrrE uNrvERsrryoF p. ri.

Abclominal tergites pale brownl sternites more yenowish;
hypopygium yel_low' Malo hypopygium (Fig. 10) with thedistisiyles terminaf i-n position;outer style, od, a long, nearly straight, simple
spino that narrorvs to an acutepoint, the distal thircl ttarkenecl inngl glyleabout one-half the length of the.
louter, weakly constricted near midlength. phallosome,p,entirely pale, consistingof a long ntetlian structure, graclually narrowed
outwarclly, the apex slighgy
exeeedingthe tips of the longest dististyle.

Habitat.-Puerto Rico.
Holotype, 3 , Tanami River', Ifarc]r 12, rg}s, at right (Needham& Garcfa-Diaz), No. s4s-zr. Ailotopotype, . paratopotypes,
9
2 9 9 ; 1 broken 6 , xfay 11, 1gg5
Gu".iu-n iaz), No. ggz-zr.
Paratl'pes,16, 1 g, Rio cidra, March 28, rg}s (Needham& GarciaDiaz). No. 819.
Gonomlfia (LipoTtttr.eps)orthom,erais entirely
distinet from all
previously describedNeotropieal membersof the subgenus. By myliey to the Puerto Rican species_of LipophteTts(Journ. Dept. Agr.
Prrerto Rico, 16 : 371; 7g32), the *p.oi**runs to coupret 3, being
very disti'et from bililtgera Alexancler,
trre mare hypopygium of
lvhich hns a single. entirely flesh.yclististyle.
Toxorhina (Toxorhina) domingensis

sp.n.

l\{eso'oturn light ashy-grax, the praescutumwith three brown stripes, themedian one darker than the laterals; rostrum
about four-fifths the length oftving; wings pale gray, the prearc rlararea pale yellow; veins pale brown,
relatively distinct against the grouncr.-color;*rt, f,ypopygirm with a srenderdarkened spine on mesal face of basistyle 'rr.o"tip;" dististyle wi6r the outer
lobe roughly quadrate in ouili'c; aedeagus
ryrifor'n1 eaerr arm rerativerv long,sinuous, drawn out into hair-like points.
l\[a]e.-Length, exeluclingrostrum, abouf,
5.5 mm.; wing d.2 mm.; rostrum
alone 4.2 mm.
Rostrum about four-ffths as long as wing,
pale brown, darker at outerend. Antennae wiilr scape and peclieel
dark brorvnI flagellum broken. Heacl
brownish gray.
l\fesonotal praeseutum light ashy-grax, lvith
three brown stripes, he metlian
one darker and more clearly delimitecll scutal lobes infuscated, the medianarea light gray; scutellum darkeneclbasally,
the posterior borcler pale meclioI
tergite brownish graYt paler laterally. pieu"aright recklish brorvn, sparsely
pruinose, rvith indieations of darker
rongituclinai stripes, espeeiany on theveutral sternopleunte. Harteres pare yelrow,the knobsr excepting the tips,
rveakly infumecl' Legs with the coxae lightbrown, paler at tips I trochanters
yellow; remaincler of legsPale brown, the tips of tibiae ancl the outer tarsal
segments slightly darker. 'wings (Fig. a)with a pate gray tinge, the prearcular area pale yellow; veins pale brown,
relatively clistinct against the
ground' Yenation: 8c, ending opposite
origin of .Bs; .B, very shoit, extending beyoncl the origin of -Es io i dirtro..
about equal to r-m; outer en6 ofcell 7st Mz narrowedl zr short, less than
one-haif r-m; nbat about onethirtl its length beforo the fork of M.

NEW OR LITTI/E KNOWN TIPUI,IDAE

r87

Abrlomen, inclucting hypopygium, chiefly tlark brown. Male hypopygium(Fig. 11) with the baoistyle bearing a slender clarkeneclspine on inner facenear tip. Dististyle, d, with the outer lobe sxtensive, roughly quatlrate inoutline, the margin blackenecl, the inner or clistal angle slightly more produced.
than the outer or more basal one. Arms of adeagus a, elongate, each strongly
sinuous to protluce a lyriform appearance, their tips narrowetl into hair-likepoints.

Habitat.-Santo Domingo.
Holotype, 6 , S6nehez, June 13-18, 1915. Paratopotype, Sex?,
San Lorenzo, June 2+-26,1915.
In the structure of the male hypopygium. the present fly is closeest
to Tororhina, (Tororhina) mendosa Alexander (southern Brazil),differine in the details of venation and coloration. and in the structure of the hvpopygium, espeeially of the aedeagus. The species
that I have now cleterrnineclas being 7. Q ) f ragili.s Iroerv, withwhieh the present fl1' was forrnerly confused in my collection Del..
has a very tlistirrct hypopygiurn, rvith the basistyle unarmed and thedististyle and aedeagusentirelSzdifferent in structure.
Toxorhina (Toxorhina) violaceipennis si).n.
Mesothorax deep orangeI rostrum, legs andl abclomen black: heacl gray iwings nearly hyaline, the membrane with unusually strong violaeeousreflexionslveins black; r-m at near micllength of cell 7st M ".
Male.-Length, exclucling lostlum, allont S mnr.; l'ing 7 mm.
Female.-T,ength, exclnding lostmur, about 7.5-g rnm.I l'ing 5.3-7 mm.;rostrum about 3.8-4 mm.
Bostrum black, approxim:ttel1'one-half the length of remaincler of body.
Antennae black throughout; scape short. Ileacl gray i anterior verter relatively wicle, a little less than three times the cliameter of the petlicel.
Pronotum brorvnish black. Ifesonotum deep orange, the praescutum weakly
tingecl with brorvn but rvithout eviclent stripes. Pleura orange. Halteres brownish black. Legs with the fore coxae darkened, the remaining coxae ancl tro'Wings(Fig. 5) nearly hyaline, theehanters pale; remainder of legs black.
withunusually strong violaeeous reflexionsI veins black, very conmembrane
spieuous against the grouncl. Venation: 8c ' encling opposite origin of Bs,
Sa 2 a little removecl from tip; r-tn at near micllength of cell 1st M 2 , thefirst antl second sections of vein Mt* r subequall cell lst Mr elosetli ,m-ea
variable in position, from about one-fourth its length before the fork of M
to this same clistanee beyoncl the fork; cell 0nd -4 relatively witle.
Abdomen, including genital shielcl and valves of ovipositor, black. Male
hypopygium blaek I mesal face of basistyle near apex with very abunclant blackened setulose spines; apex of basistyle protlucecl into a slencler horn or spike.
Dististyle blackened, protluceclinto a slender apical beak ancl with a high outererest, the entire outer margin microscopically rougheneclor serrulate. Branchesof aerleagus short. Ninth tergite profounclly split along the miclline and providett rvith an extensive triangular area that is ttensely set with very small,
blackeneclsetae and points.

188

IEE JorrB,]IAr/oF AoBrcttLruBEor rED rtNrvuBsnr oF P. B.

Habitat.-Cuba (Oriente).
Holotype, 4, I-romadel Gato, Sierra del Cobre,altitude 260H325
feet, September2L.30, 1935 (Acufia, Bruner & Scaramuzza). Allotype, I , Pieo Turquino, Sierra Maestra, altitude 3750 feet, June
L2, 1936 (Acr'f,a). Paratypes, 2 9 9 , with the allotype.
Toaorhina (Tooorh'i'na) aiol,aoeipanni^s
is very difrerent from allother described speoiesin the Neotropical fauna, the orange m€st>thorax contrasting markedly with the blaek rostrum, legs, wing-veins
and abdomen.

190

THE JOIIBNAIJ Ofi AGRICUI/TURE O[' TEE UNTVEBSITY Otrt P. B.

Expr,exlTroN oF XrrcrIRES.
(Symbols: Male hypopygium,-o, aedeagus;b, basistyle; d, dististyle i id, inner dististyle i md, intermediate dististyle i od, outerdististyle; p, phallosome).
Figure l. Dolich'olleza(Megistomastir)uittineruis sp.n.,venation.
Figure 2. shannononxaiascaramltzzaisp.tr., venation.
Figure 3. Gnophomyia(Gnophonryia)diazi Sp.n.,venation.
tr'igure 4. Tororh,ina (Tororh,ina) d,amingerascs
sp.n., venation.
Figure 5. Tororh,ina (Tororhina) aiolaceipennis sp.tr., venation.
Figure 6. Dolichopeza (Megistomastir) aatt'ilobasp.D.,male hypopygium.
Figure 7.-Dolichopeaa (Megistomastin) obtusitoba sp.tr., malehypopygium.
Figure 8. Gonom,yia(rtipoph,leps) rnonoconthasp.n, male hJpo.
pygirrm.
Figure 9. Gonomgia (Li,pophleps) helophil,a Alexander, m a l ehypopygium.
Figure 10. Gonomyia (Lipophteps) u'thomera sp.D., male hypopygium.
Figure L7. Toaorltino (Tororldna) clonringemsfs
sp.n., male hyp..
opygium.

PLATE VIII