214 THE CLASSIFICATION OF THE OPH1DIA. 



Fig. 10. Holarchus dolleyanus Cope, Hainan. X 4. 



Fig. 11. Dicraulax purpurascens Schl., Malaysia. X 4. 



Fig. 12. Pareas moellendorffii Boetch., Hainan. X 3. Both branches split. 



Fig. 13. Acrochordus granulalus Merr. , Siam. X 3. 



Plate XVI 



COLUBIiIN/E. 



Fig. 1. Drymobius bifossatus Raddi, Brazil. X 2. 



Fig. 2. Coluber flavescens Laur., Italy. X 2. 



Fig. 3. PilyopHs sayi Schl., W. N. America. X 2. 



Fig. 4. Zamenis ravergieriMenetr., Persia. X 2. 



Fig. .5. Zamenis korros L., Siam. X 2. 



Fig. 6. Cynophis Iielence Daud., Ceylon. X 3. 



Fig. 7. Spilotes sebastus Cope, Surinam. X 2. 



Plate XVII. 



COLUBRlNiE. 



Fig. 1. C'ompsosoma corais Cuv., Brazil. X 3. 



Fig. 2. Gornpsosoma virgatum Schl., Asia. X 2. 



Fig. 3. C'ompsosoma pwcilostoma Wied., Brazil. X |. 



Fig. 4. Gonyosoma oxycephalum Reims, India. X 2. 



Fig. 5. Serpetodryas carinatus Linn., Brazil. X 2. 



Fig. 6. Grossanthera melanotropis Cope, Costa Rica. X 2. 



Fig. 1. Cyclopias modestus Mart., W. Asia. X 4. 



Fig, 8. Contia mitis B. & G., California. X 4. 



Plate XVIII 



COL.UBRISL3S. 



Fig. 1. Bascanium flagelliforme Laur., Florida. X 3. 



Fig. 2. Drymobius retiaulatus Peters, Peru. X 3. 



Fig. 3. Drymobius boddmrtii Seetz., Mexico. X 3. 



Fig. 4. Drymobius puleherrimus Cope, Nicaragua. X 4. 



Fig. 5. Zamenis hippoerepis Linn., Italy. X 2. 



Fig. 6. Entechinus major Gthr., China. X 4. 



Fig. 7. Salvadora bairdii Jan., Mexico. X 4. 



Fig. 8. Macroprotodon cucullatus D. & B , Algiers. X 4. 



Fig. 9. Geagras frontalis Cope, Yucatan. X 3. 



Fig. 10. TPioimia olivacea Gray, Mexico. X 4. 



Fig. 11. Chilomeniscus ephippicus Cope, California. X 4. 



Fig. 12. Stylosoma extenuatum Brown, Florida. X 3. 



Fig. 13. Eypsiglena ochrorhynchus Cope, Texas. X 4. 



Plate XIX. 



Coltjbrin^e. 

 Fig. 1. Drymobius margaritiferus Schl., Mexico. X 3. 

 Fig. 2. Cacocalyx percarinatus Cope, Costa Rica. X 3. 



