A«T. 10. PUPARIA OF 100 MUSCOID FLIES GREENE. 11 



DESCRIPTIONS OF SPECIES. 

 1. STURMIA SOCIABILIS Greene. 



Small, dull reddish yellow ; surface covered with short, erect hairs ; 

 posterior end bare and rather blunt; segmentation rather distinct. 

 Spiracles distinctly raised above surface, widely separated, and 

 shining black. Three slits located on the upper surface of well- 

 defined ridges. Spiracles located on longitudinal axis. Button 

 round, located near outer slit. Anal opening small, located just 

 below spiracles. 



Length, 5 mm. ; diameter, 2 mm. 



2. STURMIA DISTINCTA Wiedemann (Zyrostarmia distincta Wiedemann). 



Medium sized; dull, dark red. Surface covered with short hairs; 

 stigmal area bare, somewhat tuberculate at lower end. Spiracles 

 subshining, black, slightly raised above surface of puparium; three 

 yellowish slits, each located on top of a well-defined ridge. Button 

 large, round, well-defined, and located near center. Spiracles 

 located well above; anal opening located on longitudinal axis. 



Length, 7 mm. ; diameter, 3 mm. 



3. PHOROCERA MERACANTHAE Greene. 



Medium sized; dull, dark reddish brown; surface, except the 

 stigmal area, covered with very minute spine like hairs. Spiracles 

 shining black, smooth above, granular around the base ; widely sep- 

 arated and distinctly raised above the surface. Three slits, each 

 located on very prominent ridges. Button small but distinct. Spir- 

 acles touching upper side of longitudinal axis. Anal opening very 

 remote from spiracles. 



Length, 9.5 mm. ; diameter, 4 mm. 



4. STURMIA INQUINATA Van der Wulp (Zysrostnrmia inqninata Van der Wulp). 



Medium sized ; dull, dark red ; segmentation distinct ; surface cov- 

 ered with short hairs. Spiracles shining black, nearly circular, 

 raised slightlj^ above the surface, with three slits located on well- 

 defined ridges. Button round, well defined. A small area around 

 the spiracles faintly rugose and destitute of short hairs; a faint 

 tubercle at the base of this area. Spiracles located on longitudinal 

 axis. Anal opening remote, located on basal segmental line of pe- 

 nultimate segment. 



Length, 8 mm. ; diameter, 3,25 mm. 



6. CELATORIA DIABROTICAE Shimer. 



Small ; dull, dark red ; entire surface covered with spine like hairs. 

 Some spines are in clusters, and these clusters are arranged in 



