II8I OF PLATES. 727 



PlATE XXIII. 



Fig. 1. AirMycejohalus monticola, Cantor, p. 443. 



2. Leptognathus andiana, Blgr., p. 452. 



3. elegans, Blgr., p. 452. 



Upper and side views of head and anterior part of 

 body, lower view of head, and enlarged view of 

 dorsal scales in the middle of the body. 



PlATB XXIV. 



Fig. 1. Leptognathus leucomelas, Blgr., p. 453. 



2. venlrimaculata, Blgr., p. 454. 



Upper, lower, and side views of head and anterior part 

 of body. 



Plate XXV. 



Fig. 1. Echis coloratus, Gthr., p. 507. Upper and side views 

 of head and anterior part of body. 



2. Lachesis ohinavensis, Blgr., p. 549. Upper and side views 



of head and anterior part of body. 



3. flavomaculatus, Gray, p. 556. Upper and side 



views of head. 



PRINTED BY TAYLOR AND FRANCIS, BED LION COnRT, FLEET STREET. 



