SARCOPHAGA AND ALLIES 119 



Holotype.— Male, No. 20510, U. S. N. M., from 

 Tampa, Fla. 



No. 48. Sarcophaga opifera Coq. 



Coquillett, Insect Life, v. 22, 1892. 



Townsend, Proc. Biol. Soc. Wash., xxviii, 23, 191 5, 

 designates as type of the undescribed genus Opso- 

 phyto. 



Male. Front narrow, .122 of head (average of 

 five, .111, .112, .116, .126, .144) ; 12 fronto-orbitals, 

 reaching almost to middle of second antennal joint, 

 gradually (not suddenly) divergent below; front and 

 face quite silvery poUinose, much of the ground color 

 red; frontal stripe red; parafacial with the usual row 

 of hairs, rather double below; antenna? red, sec- 

 ond joint nearly as long as third, with an erect bris- 

 tle ; third reaching three-fourths of the way to vibris- 

 s^e; palpi yellow; proboscis brown, short; back of 

 head concave above, with two rows of black hairs; 

 beard inconspicuous ; outer vertical not differentiated. 



Thorax with 5-7 black stripes, the intervals gray 

 pollinose; 3 ps dc; 3 stpl; ant acr strong; prescutel- 

 lars large ; scutellum with two large lateral, one small 

 subapical, one smallish erect decussate apical pair. 



Abdomen densely gray pollinose with change- 

 able reflections and three rather constant blackish 

 stripes; first and second abdominal segments with 

 only lateral bristles, but the second has several large 

 depressed hairs on hind margin; third segment with 

 median marginal pair and several lateral ; fourth with 

 row of 12. 



Hypopygium small, red and retracted ; first seg- 

 ment pollinose, with several bristles in a row on tlie 

 visible portion; second segment subshining red, with 

 coarse hairs; forceps red except extreme tips, distal 

 portion bare, curved forward, ending in a small point, 

 bent in; accessory plate tapering to a slender tip, yel- 

 low; penis with yellow basal segment, the blackish 

 distal one is bent at an angle with this, and has a shin- 

 ing black basal part, a middle softer region, and an 



