SARCOPHAGA AND ALLIES 163 



tie over halfway ; palpi brownish yellow, slender ; pro- 

 boscis nearly black; back of head with about three 

 rows of black hairs and conspicuous j^ellow beard ; oc- 

 ciput rather bulging, with some stout hairs behind the 

 ocelli; ocellar bristles small; frontal bristles also 

 rather small, about 13 in number, extending as far 

 forward as the middle of the second antennal joint, 

 suddenly diverging below; outer vertical bristles ab- 

 sent. 



Thorax gray pollinose with the usual 3 to 5 black 

 stripes, which in the front view are satiny brown; in 

 the side view the median black and submedian gray 

 stripes are more or less divided by additional stripes ; 

 ps dc only two, near the scutellum, the anterior one 

 somewhat smaller; before the suture there are no bris- 

 tles except laterally; ant acr absent; prsc one very 

 small; humeral two; presutural one, almost in line 

 with the three supra-alar ; scutellum with two margin- 

 als, one preapical of moderate size. 



Abdomen rather dark, with characteristic tessel- 

 lated appearance ; first and second segments with only 

 lateral bristles; third with one pair median marginal 

 bristles and three laterals ; fourth entirely black, with 

 a row of more than 20 marginal bristles, most of 

 which are on the lower side. 



Hypopygium entirely black ; first segment rather 

 large, moderately gray pollinose, with erect, fine hairs 

 and no bristles ; second segment globose, shining, w^th 

 abundant erect hair and no bristles; the lower edge 

 along the sides slightly reddish. Forceps black, short 

 and stubby, with a pronounced angle on the back, the 

 front nearly straight, so tliat they are somewhat 

 obliquely truncate; beyond the angle })ehind they have 

 abundant short, stiff, erect hairs and the same on the 

 front side opposite these, so that only the extreme 

 tips are bare; accessory plate very large, shining yel- 

 low, but the free part narrow ; posterior clasper black, 

 straight on the basal part, curving to a sharp point; 

 anterior clasper larger, black, ratlier straight toward 

 the apex, ending in a hook in profile. Viewed from 



