568 



U. S. NATIONAL MUSEUM BULLETIN 216 



PART 3 



Figures 392-400. — Heads of Trychosis, females, front and side views: 



392, albicaligata 39S, subgracilis 398, reflexa 



393, exulans 396, depilis 399, cyperia 



394, kathrynae 397, atrorubens 400, anagnius 



