LIST OF ILJL.USTEATION'S XV 



MiLLIPEDS OF THE ORDER CoLOBOGNATHA, WITH DESCRIPTIONS OF SIX 

 NEW GENERA AND TYPE SPECIES, FROM ARIZONA AND CALIFORNIA 



By O. F. Cook and H. F. Loomis 



Page 



1. Siphonacme lyttoni. a, lateral view of head; h, antenna of female, 



ventral view; c, gonopods, ventral view 9 



2. Buzonium crassipes. a, head. Antennae and first segment, anterior 



view; b, first legs of male, posterior view; c, segments 4, 5, 6, and 7, 

 lateral view; d, last three segments, dorsal view 14 



3. Bdellozonium cerviculatum. a, lateral margins and repugnatorial pores 



of segments 4, 5, and 6; 6, last three segments of body, dorsal view. 16 



4. Polyzonium hivirgatum. Lateral margins and repugnatorial pores of 



segments 4, 5, and 6 18 



5. Mitocybe auriportae. a, gonopods, ventral view; b, leg, posterior view. 21 



6. IschnocybepUcata. Antenna 23 



The GREEN PIT VIPER, Trimeresurus gramineus, in China 

 By Leonhard Stejneger 



1. Trimeresurus gramineus gramineus, nat. size, a, top of head; b, side of 



head; c, underside of head 6 



2. Trimeresurus gramineus stejnegeri, IM X natural size, a, top of head; 



b, side of head; c, underside of head 7 



o 



100809—28 2 



