94 
Io 
II 
EZ 
13 
14 
T5 
16 
17 
18 
R. W. CROSSKEY 
Two or three sternopleural setae (I + 1 or 2 + 1). Second aristal segment not 
atallelongate . : : c : : 3 : : : : II 
One pair of reclinate orbital setae. Ocellar setae absent. Mid tibia with at least 
two ad setae é . SISYROPA Brauer & Bergenstamm [part: S. faylori Curran] 
Two or three pairs of reclinate orbital setae. Ocellar setae present, strong. Mid 
tibia with one ad seta . : PARADRINO Mesnil 
Facial ridges strongly setose 4 miOEE of (hem: height. One pair of reclinate orbital 
setae. Dorsum of thorax shining bluish black, without pattern ; 12 
Facial ridges bare. Two pairs of reclinate orbital setae. Dorsum of aire 
yellowish grey to golden pollinose with a bold pattern of four black vittae on 
prescutum, and a large black anteromedian area and pair of black sublateral 
vittae on the scutum . : CALOZENILLIA Townsend 
Ocellar setae absent. One strong ole ad seta on mid tibia . PALIA Curran 
Ocellar setae present. Two or more strong ad setae on mid tibia 
PALES Robineau-Desvoidy 
Parafacials completely covered with long strong hair (hairing very conspicuous). 
Ocellar setae directed outwards and not at all forwards. Lateral scutellar setae 
absent. Parafrontals covered with long strong inclinate setulae that are nearly as 
strong as the frontal setae. dG with very strong external vertical setae 
PARAGONIA Mesnil 
Parafacials bare or with rather weak inconspicuous hairing confined to upper 
halves. Ocellar setae proclinate or absent (slightly divaricate in Wznthellia). 
Lateral scutellar setae present or absent. Parafrontals usually without such 
strong setae outside the frontal setae. ¢@ usually without definite external 
vertical setae : 14 
Lateral scutellar setae aliseae Geneelinen therefore ee only tree nae of mare 
setae, the basals, subapicals and apicals). Upper halves of parafacials at least 
partially haired. Three sternopleural setae. ¢G abdomen without secondary 
sexual modified hair . ‘ 15 
Lateral scutellar setae present (scutellum with a total BE Pate or ive aos of marsuel 
setae). Upper halves of parafacials with or without hairing. Three or four 
sternopleural setae. ¢G abdomen usually with some or most of the hair of the 
venter of T4 (sometimes also T3) modified . : : : : . : 17 
Ocellar setae present. Facial ridges bare (except for the usual few setulae on 
lowermost quarter immediately above vibrissae). Abdominal tergites 1 + 2 
and 3 each with a pair of strong median marginal setae. One or both of inter- 
mediate abdominal tergites with discal setae. Upper ae with irregular 
black setulae behind the postocular row : 16 
Ocellar setae absent. Facial ridges strongly Senos io more Pie half fee 
height. Abdominal tergites 1+ 2 and 3 without median marginal setae. 
Intermediate abdominal tergites without discal setae. Upper aeae without 
black setulae behind the postocular row ANAMASTAX Brauer & Bergenstamm 
Mesonotum shining bluish black. Abdomen shining blackish green with traces of 
reddish ground colour (not noticeably pollinose) TASMANIOMYIA Townsend 
Mesonotum greyish white pollinose with four narrow blackish vittae. Abdomen 
blackish with chequered whitish pollinosity conspicuous on intermediate tergites 
WINTHELLIA Crosskey 
[This genus and Tasmaniomyia are not separable on any convincing characters 
and may need to be synonymized when better known] 
Prosternum bare. Facial ridges with strong downcurved setae on more than 
half their height : : BLEPHARELLA Macquart 
Prosternum haired or seailess Baal Pies ae (except for usual very small 
setulae immediately above vibrissae)  . ‘ ‘ ‘ 18 
Head with two pairs of reclinate orbital setae (upper one sometimes weak) ; : 19 
