448 LIST OP PLATES. 



Plate XXVIII. 



Fig. 1. Trirhinopholis nuchalis, Blgr., p. 419. Upper, lower, 

 and side views of head and anterior portion of body. 

 2. Zamenis arenarius, Blgr., p. 413. Upper and side views 

 of head and anterior portion of body. 



tSINTEO BY TAYLOR AHD FBANCIS, B£D LIOK COUBT, FLEET STBKGiT. 



