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 R_{4+5} bristly only at the immediate base, distally M_{1+2} 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. kk. R_{4+5} bristly at least nearly half way to the small crossvein; sternopleurals 1:1. l. Macrochætæ of the abdomen marginal; neither sex with orbitals; no carina between the base of the antennæ; three pairs of presutural inner dorsocentrals. Eastern hemisphere. _T. ferruginea._ _Tricyclea V. d. W_. (= _Zonochroa_ B. B. according to Villeneuve 1914). ll. Abdomen without macrochætæ; wing usually with a marginal streak and gray markings. Brazil. Hemilucilia B. B.