26 PROCEEDINGS OF THE NATIONAL MUSEUM , Vol. 78 



central 3, 4; acrostichal 3, 2; humeral 3; posthumeral 2; presutural 

 2; supraalar 3; intraalar 2; postalar 2; sternopleural 3; scutellum 

 with 3 lateral, 1 subdiscal, 1 small erect decussate apical; propleura 

 bare, yellow pollinose, as is also the mesopleura. 



Abdomen black, with light golden pollen, a broad median black 

 stripe and an irregular changeable one each side. First and second 

 segments without median marginals; third with a depressed mar- 

 ginal row, the middle pair larger; fourth with well-developed mar- 

 ginal row. Genital segments red, the first somewhat dark at base 

 and with marginal row. Genitalia as in Figure 23. Forceps short, 

 flat, distinctly separated, the tips black and prolonged laterally in 

 a slender tooth; accessory plate red, rather broad; claspers black, 

 brown at base, strongly curved; penis blackish, with a large hood, 

 opening anteriorly. Fifth sternite inconspicuous. 



Wings subhyaline ; first vein bare, third setulose about halfway to 

 crossvein; fourth with rectangular bend, the hind crossvein joining 

 at three-fourths of the distance from small to bend; epaulet black, 

 basicosta yellow. 



Legs black ; middle tibia with one bristle on outer front side, mid- 

 dle femur with strong comb on lower hind side beginning only a little 

 beyond the middle. All tibiae destitute of villosity. 



Female. — Front on upper half .26 of head width, the usual orbitals 

 and outer vertical present. No apical scutellars. Abdomen short, 

 shriveled in types, genital segments golden pollinose on yellow 

 ground. No comb on middle femur. 



Length, male, 9.5 mm. ; female, 8.8 mm. 



Sarco'phaga truncata, p. 31-i. 



One male, two females, from the Vienna Museum, agreeing with 

 data and description of Schiner ; labeled " Novara Reise, Chili." 

 The species is a synonym of Sarcophaga varia Walker. 



Sarcophago. mnorosa^ p. 314. 



One male, received from the Vienna Museum, Brazil, undoubted 

 type, as the penis is strildngly bent back out of its usual position, 

 as mentioned by Schiner. The " Borstenbiischel " of the genitalia 

 is, however, only a small group of hairs on the second genital seg- 

 ment. 



Belongs to the Oxysarcodexia grouj), and runs to hdken Aldrich 

 in my Sarcophaga and Allies, having a pair of apical scutellars and 

 gray pollen on the head. Genitalia as in Figure 26. The penis 

 is so bent back that it appears abnormally long, and spreads the 

 tips of the forceps apart; these tips are narrow and obliquely 

 truncate, the inner side longer. The claspers are longer than in 

 haheri, as well as the penis. The most obvious difference is in the 

 long, diverging lobes on the front of the i)enis, which in ainorosa 



