gg. With another combination of characters.
h. Costal spine present; body in part black; antennæ noticeably shorter than the epistome, inserted above the middle of the eye and separated from each other by a carina; abdominal segments with marginal macrochætæ; sternopleurals 2:1 or 1:1. Paratricyclea Villen.
hh. Costal spine not distinct, or if present, insect otherwise different.
i. Genæ with several ranges of microchætæ; vibrissal ridges strongly converging; peristome broad; arista moderately plumose; sternopleurals usually 1:1; color entirely testaceous. C. anthropophaga ([fig. 87]) and grunbergi. Africa. Cordylobia Grünb.
ii. Genæ bare or with but one range of setæ; vibrissal ridges less converging; peristome narrow; arista long plumose.
j. Genæ with a single row of microchætæ.
k. Sternopleurals 2:1; color entirely testaceous. Ochromyia Macq.[P]
kk. Sternopleurals 1:1. P. varia Hough. Africa. Parochromyia Hough
jj. Genæ bare.
k. Basal section of R4+5 bristly only at the immediate base, distal section with a broad curve; distal portion of the abdomen metallic; sternopleurals usually 1:1, rarely 2:1. M. æneiventris Wd. Tropic America. Mesembrinella. G. T.