86 THOMAS SAY FOUNDATION 



No. 32. Sarcophaga sarracenise Riley. 



Riley, Trans. Acad. Sci. St. Louis, iii, 238. South Caro- 

 lina, larvae living in the cups of Sarraccnia variolaris 

 and flava, feeding upon the decomposing insects 

 therein. 

 [For other references to sarracenia in literatrue, see So.r 



cophaga sarracenioides and sternodontis.] 

 Male, Front rather wide, .208 of head (average 

 of five,— .186, 208, .214, .215, .216). 



A little narrowed between the ocelli, where the 

 median stripe is about three times as wide as one side ; 

 pollen of front and face yellowish silvery ; facial im- 

 pression red in ground color, which color extends in 

 one specimen up and down the face; some distinct 

 bristles and hairs in a row on paraf acial ; antennae red- 

 dish brown, third joint fully twice the second, and 

 reaching three-fourtlis of the distance to the vibriss^e, 

 which are at the oral margin; arista of usual length 

 and plumosity; palpi and proboscis black, ordinary; 

 bucca one-third the eyeheight; back.of head with three 

 series of black hairs beliind the eve, and rather con- 

 spicuous pale beard; outer vertical bristle not differ- 

 entiated. 



Thorax with 5-7 black stripes, the usual inter- 

 mediate pollinose stripes being narrowly divided with 

 black, when viewed from behind ; ps dc 4, but the sec- 

 ond one from the suture sometimes reduced somewhat, 

 giving the appearance of only 3; 3 large stpl; scutel- 

 ]um with 2 marginal, 1 small subapical, 1 rather large 

 decussate apical pair. 



Abdomen wholly gray, tessellated, the latter 

 segments more sprinkled in the tessellation than 

 usual; first segment only with lateral bristles, second 

 with a pair of half-erect, rather large bristles, 

 generally with only depressed and rather small ones; 

 third segment with a subinterrupted row ; fourth with 

 a row of about 16, and its hind part more or less red- 

 dish. 



Hypopygium red, rather large; first segment 

 with pollinose hind edge and middle portion, not 



