212 
9. 
IO. 
DIPTERA 
bygidium with. cruciate terminal sharp. Processes. (Pl. 3, 
Fig. 2T). 75 Aem 
Antenna inserted below middle T bcd. no trace uv apical style ; 
no acrostichals ; Pygidium without cruciate terminal processes. 
(PI. 8, Fig. 22) . 
. Third vein simple; opaque black den with bach "m and 
WAREN. Lu eI Ac TI. 
Third vein branched |. 
Anal crossvein greatly reflexed, d Jerdlid with the axis is of 
the wing, first vein ending before the middle of the wing, costa 
with setule ; Proboscis very short, haustellate ; face broad ; eyes 
pubescent, the. lower facets enlarged ; brisiles strong, post- 
humeral and iutraalar bristles. present, metapleure with a 
bunch of hairs; epipygium small and reflexed ; frout. femora 
with flexor thorn-lihe spines, empodium and. pulvilli loug. 
(PES,Fig. TET); o. s 
Anal crossvein perpendicular to. the axis of nsa wing, "m first 
vein ending beyond the middle of the wing, costa. without 
selule ; froboscis nearly as long as the head, pointed; face 
narrow ; eyes bare, facets uniform ; bristles soeak, posthumeral 
and intraalar wanting, metapleure bare; pygidium globose 
aud terminal; femora not spinose, empodium aud. pulvilli 
minute. (Pl. 7, Fig. 68). 
. Fourth vein arising near the base of the anal cell, die ind 
basal cell therefore as long as the anal cell, auxiliary vein 
evanescent apically, anal crossvein strongly recurved 
Fourth vein arising near the end of the basal third of the anal 
cell, the second basal. cell therefore shortened, auxiliary vein 
ending in the costa ; femora never incrassate ; melapleura with 
hairs 
. Eyes of both. sexes contiguous on. the face and. pubescent ; third 
joint of the antenne greatly lengthened and. continuous. with 
the arista; proboscis slender, nearly as long as the head ; 
front coxe half as long as their femora; calypleres without 
fringe ; metapleura bare. (Pl. 7T, Fig. 69). 
Eyes. distinctly separated ; third joint of the antenna. conical 
or oval, with a distinct thichened arista ; proboscis thick . 
Front femora thichened, spinose at the base and four limes as 
long as their coxa; proboscis as long as the head ; € 
bs. i . 
Femova slender, not v didiid) Feli [a eyes ion meta- 
pleure with a vow of sete. (Pl. 7, Fig. 65; PI. 8, 
Fig. 75). 
Proboscis as long as the head, dad denied, rigid. Posuit 
inflexed, without labella ; cheehs rostriform ; brownish species 
with yellow legs ; ebipygium reflexed and with a ventral hecl. 
(PI. 2, Fig. 19) | 
Genus NiPHOGENLA, nov. gen. 
Genus CERATEMPIS, nov. gen. 
Genus OnkoTHaL1A, Melander. 
Genus HrEopRoMnA, Haliday. 
Genus TuicHoPEZa, Rondani. 
Genus DirsoMyrA, Bezzi. 
Genus PROCLINOPYGA, nov. gen. 
Genus RokpzRioIDES, Coquillett, 
