SARCOPHAGA AXD ALLIES 45 



No. 11. Agria af finis Fall. 



Fallen. Acta Holmiae, 1816, 230; Dipt. .^uec. Muscides, 



1820, 39 (both Miisca). 

 Pandelle, Rev. Ent., xv, 173 (Sarcophila bichiiiis), 1896. 

 Bezzi, Pal. Kat., iii, 469, bibliography, etc., 1907. 



Male. Front narrowed below ocelli, .124 of head 

 (average of four, — .117, .120, .125, .132) ; face and 

 front silvery, liairs of parafacials distinct but varying 

 in number; antenna? blackish, third joint twice the 

 second, reaching four-fifths of the way to the vi- 

 briss£e; bucca nearly one- third the eyeheight; outei" 

 vertical not differentiated. 



Thorax blackish, but when viewed from behind 

 gray with three black stripes, the middle of which 

 extends to the end of the scutellum; 3 ps dc; 3 stpl, 

 ant acr 2 pairs, large; prsc rather large; hum 3; npl 

 2; scutellum with three marginal pairs and a smaller 

 discal, no apical (or the inner marginal might be re- 

 garded as a very large apical pair). 



Abdomen rather silvery pollinose; viewed from 

 behind there is a median black stripe and a large 

 black spot each side on segments two, three and four ; 

 first and second segments with only lateral small 

 bristles; third with a small median marginal pair; 

 fourth with marginal row of about 18. 



Hypopygium black; segments as described 

 above; forceps black, very short and blunt; accessory 

 plates developed into a large yellow forceps-like or- 

 gan on each side, as long as the true forceps ;posterior 

 claspers yellow, very low in position; anterior ones 

 upright, with a hook on the posterior distal angle, 

 the anterior point not much curved; penis mostly 

 black, very thick and short, witli a snout-like process 

 in front turning down toward the base almost to the 

 body of the hypopygial segment. 



Legs deep black; middle femora with comb at 

 tip below on hind side; middle tibia with* two smallish 

 ])ristles on outer front side; hind tilmv not villous; 

 front basitarsus with some bristles below at base. 



