16 PEOCEEDINGS OF THE NATIONAL MUSEUM. vol.60. 



the width of one plate. Each plate has three yellowish, serpentine 

 slits, one above and two, S-shaped, below. Button round, well de- 

 fined. Area between the plates with a slight ridge broadening below, 

 becoming somewhat tubercular, with an uneven depression in the 

 center. 



Length, 7 mm. ; diameter, 3.25 mm. 



2J. TRICHOPODA PENNIPES Fabricius (Trichopodopsis pcnnipes Fabricius). 



Large ; dull, dark red. Spiracles raised well above the surface of 

 puparium, shining black, each with three serpentine slits and a 

 well-defined button; located on longitudinal axis narrowly sepa- 

 rated at the base and more widely separated at the apex. Anal open- 

 ing quite close to spiracles. 



Length, 8 mm. ; diameter, 3.75 mm. 



23. TRICHOPODA LANIPES Fabricius (Galactomyia lanipcs Fabricius). 



Quite large; dull, dark reddish. Upper surface very faintly de- 

 pressed. Spiracles shining black, slightly raised above surface, with 

 three serpentine, well-defined slits. Button not very clearly defined. 

 Spiracles located nearly the length of one plate below the longitudi- 

 nal axis. Inner edges of the spiracular plates parallel and separated 

 by a very narrow space. Anal opening small, close to spiracles ; anal 

 plate transversely elliptical. 



Length, 10 mm. ; diameter, 5 mm. 



24. PHOROCERA SAUNDERSII Williston (Madrcmyia saundersii Williston). 



Medium size; dull, dark red. Spiracles shining black, slightly 

 raised above the surface ; plates separated by a space equal to one half 

 the width of one plate. Between the plates are two well-marked 

 grooves the same length as the plates. Each plate has four very 

 small, serpentine, yellow slits. Button large, round, well defined. 

 Spiracles located on the upper side of the horizontal axis. Below 

 them is a prominent, transverse elevation slightly blackened. Anal 

 opening small, far below the spiracles. 



Length, 7 mm. ; diameter, 3 mm. 



25. EXORISTA BOARMIAE Coquillett (Eusisyropa boarmiae Coquillett). 



Medium size ; subshining, yellowish red. Spiracles shining black, 

 deep reddish in center, slightly raised above the surface, widely sepa- 

 rated, space equal to one-half the width of one plate. Each plate has 

 four serpentine, yellowish slits; sides of plate very finely rugose. 

 Button large, round, deep red. Spiracles located nearly the height 

 of one plate above the longitudinal axis. Anal opening small, far 

 below the spiracles. 



Length, 5.5 mm, ; diameter, 2.5 mm. 



