156 THOMAS SAY FOUNDATION 



cept from the apex, which is open. Fifth sternite 

 yellow, concealed except narrowly along the middle 

 line, the fourth tergite forming a compressed median 

 ridge. 



Legs black; middle femur sometimes dark 

 brown; the hind trochanters with a bunch of spines; 

 middle femur without comb; middle tibia with tw^o 

 bristles; hind tibia not villous. 



Wings slightly brownish; first and third veins 

 hairy, the hairs on the third extending beyond the 

 crossvein; no costal spines; third costal segment con- 

 siderably shorter than the fifth. 



Female. Front .325 of head ( average of five, — 

 .314, .317, .323, .348), with the usual orbital bristles 

 and the outer verticals developed. No apical bristles 

 on the scutellum. Fourth abdominal segment red for 

 at least half its length. Genital segment red, the 

 small orifice slit-like, with a fringe of erect bristles. 



Numerous specimens of both sexes collected at 

 Havana, Cuba, by C. F. Baker; two males, Bermuda 

 Islands (C. W. Johnson). 



Holotype. — In the Godman and Salvin collec- 

 tion, London. 



No. 73. Sarcophaga hospes n. sp. 



Male. Front .141 of head. Parafacials and 

 parafrontals yellow, pollinose, the latter rather nar- 

 row, with numerous hairs; frontal bristles about 12, 

 widely diverging below, reaching to the middle of the 

 second antennal joint; antenna? black; third joint less 

 than twice the second, rather slender, reaching three- 

 fourths of the way to the vibrissa, which are on the 

 oral margin; arista long-plumose for a little more 

 than half its length ; the facial impression and f acialia 

 blackish, the latter hairy for more than half the 

 length ; palpi black, hairy, rather long ; proboscis very 

 short; bucca one-fourth the eyeheight, with yellow 

 pollen. Back of head with about three rows of black 

 hairs, considerable yellowish hair above the neck as 

 well as below. The eye is narrowly bordered with 



