1976] 
Evans — Neotropical Pompilidae 
267 
propodeum low and even, median line not impressed. Front 
femora not swollen, 2.9 X as long as wide; hind tibiae with scat- 
tered minute spines which do not protrude above the coarse pu- 
bescence. Fore wing with transverse median vein slightly beyond 
origin of basal vein; radial vein nearly evenly arcuate; second 
submarginal cell 1.25 X as wide as high, third submarginal cell 
1.5 X as wide as its maximum height; hind wing with transverse 
median vein strongly oblique, meeting media well basad of origin 
of cubitus; anal lobe very small. 
Allotype. — d, same data as type [Inst. Miguel Lillo, Tucuman, 
Argentina], 
Description of allotype male. — Length 5.6 mm; fore wing 
5.0 mm. Head black except lower inner orbits white, clypeus 
white except mediobasally, mouthparts mainly straw-colored; 
thorax and propodeum shining black, finely punctate, pronotum 
with a broad white band along posterior margin, mesoscutum 
and scutellum with median white spots; abdomen black, shining, 
a pair of large white spots on tergite 2 barely connected medially; 
antennae dark brown below, black above; front coxae straw- 
colored except black on basal 0.2, front legs otherwise ferrugin- 
ous except tarsi becoming fuscous apically; middle legs ferru- 
ginous except basal third of coxae and all of trochanters black, 
outer side of tibiae and all of tarsi fuscous, spurs whitish; hind 
coxae black except apical third white, trochanters black, femora 
ferruginous suffused with black; tibiae black with a white basal 
spot; spurs fuscous; tarsi fuscous, segments 2-4 broadly annu- 
lated with white. Wings hyaline, apical third of fore wing faintly 
clouded. Clypeus 1.9 X as wide as high, emarginate apically. 
Middle interocular distance 0.60 X head width; inner eye mar- 
gins diverging above; vertex forming an even arc above eye tops. 
Postocellar line 1.1 X ocello-ocular line. Eyes not hairy. Front 
shining, uniformly punctate. First four antennal segments in a 
ratio of 11:4:7:8, segment three 1.7 X as long as wide. Pronotum 
subarcuate behind; mesoscutum shining, uniformly punctate; 
scutellum with finer and closer punctures; postnotum dorsally 
about as long as metanotum; propodeum with median line well 
impressed. Claws weakly dentate except front pair bifid, outer 
claws of front tarsus strongly curved; hind tibiae with numerous 
spines extending above the coarse pubescence. Fore wing with 
basal and transverse median veins interstitial, other venational 
