SARCOPHAGA AND ALLIES 55 



Holotype. — Male, in Professor Hine's collec- 

 tion. 



Allotype. — Female, in same place. 



No. 15. Noiochaeta plumigera V. d. W. 



Van der Wulp, Biologia, Dipt., ii, 273, pi. vii, f. 6, 6a 

 (SarcopJiaga). — Tabasco, Mex. 



Male. Front .187 of head; parafrontals and 

 parafacials golden pollinose; frontal stripe red; ocel- 

 lars present, outer vertical absent; frontals 8 or 9; 

 antennae brownish-black, third joint about five times 

 the second, reaching six-sevenths of the way to the 

 vibrissa?; arista longer and with longer plumosity 

 than in suhpolita; facialia ridged, hairy more than 

 half way up; back of head with three rows of black 

 hairs, on the middle and below to the metacephalic 

 suture with pale hairs. 



Thorax and abdomen as in suhpolita, fifth sterii- 

 ite not visible. 



Hpyopygium in the described specimen w^th 

 brown first segment, the second yellowish (Van der 

 Wulp gives them as black), but they seem to be 

 bleached. Forceps black, short, concave behind for 

 half their length, then excised on inner side and end- 

 ing in slender point, which in profile is nearly straight, 

 with a small claw ; accessory plate brown, rather long 

 and narrow; posterior clasper brown, slender and 

 gently curved, hooked at tip, and with a long hair far 

 back from the tip; anterior clasper longer, slender, 

 brown, with hooked tip. Penis stout, black and blunt 

 at tip, the basal part yellowish; on the front side are 

 two diverging plates near the apex, their front edges 

 minutely serrate ; the back plate makes a pronounced 

 angle at the tip. 



Legs and wings as in suhpolita. . 



Length 9 mm. 



One male, Punta Arenas, Guatemala, INIarch 14, 

 1915, collected by Professor Hine. 



Type. — In the Godman and Salvin collection, 

 London. Not seen by the writer. 



