212 TROCEEDINGS OF THE NATIONAL MUSEUM vol. 84 



Abdomen tessellated with three shiftini>- black stripes; median 

 mar<;inal bristles on the third segment; fourth segment reddish, 

 with golden si)ots, and with a marginal row of about 10 bristles; 

 venter of abdomen densely hairy; fourth sternite with posterior 

 margin armed with a distinct brush of short stiff bristles; fifth 

 sternite (fig. 25, d) reddish, hairy, divided U-shaped, the arms 

 diverging, and these turning toward each other with a sharp spur. 



Hypopygium reddish, first segment anteriorly rather small, then 

 bulging out to about half again its original size, armed along its 

 hind margin with 10 bristles and two subdiscal bristles, bulge polli- 

 nose, as is the second segment, which is relatively small in contrast 

 to the preceding one; genital features as illustrated (fig. 25). 



Wing subhyaline; costal spine absent; third costal section almost 

 as long as fifth and sixth together; first vein bare; third vein with 

 several basal setulae. 



Legs black ; middle femur with comb ; middle tibia with one ante- 

 rior dorsal bristle and with some long villosity; hind tibia with long 

 hairs. 



Female. — Like male except for normal sexual differences. 



Type locality. — Colombia, South America. 



Type and paratypes. — U.S.N.M. no. 51689. 



Reiiuirks. — Described from one male holotype and one female 

 paratype specimen collected in 1928 by John Glass; and one male 

 paratype collected on June 7 at Bartica, British Guiana (American 

 Museum of Natural History). 



SARCOPHAGA PAULINA, new species 



Male. — Head with front 0.207 of head width (average of two speci- 

 mens, 0.206 and 0.208) ; parafrontals and parafacials deep brovrn 

 pollinose, the former with the usual row of parafacial hairs below 

 near eye, the lower few hairs long; frontal bristles about nine, the 

 rows diverging below to about the middle of the second antennal seg- 

 ment; antenna black, third segment over twice as long as second, 

 reaching three-fourths the distance to the vibrissae, which are normal 

 and at the oral margin; arista plumose for about half its length; 

 palpus and proboscis black, ordinary; bucca one-third eye height; 

 back of head with three rows of postocular ciliae, a few pale hairs 

 below, none pale below the metacephalic suture. 



Thorax with the usual three to five black stripes; anterior acros- 

 tichal bristles absent; pre-utural bristles present and well developed; 

 postsutural dorsocentral bristles three; sternopleural bristles three; 

 scutellum with two marginal bristles, one subapical bristle, and one 

 apical bristle. 



Abdomen with the usual black and silvery tessellation; first and 

 second segments with lateral bristles only; third segment with 



