PLATE VL 



'/. X Tovidx/ruiius (^7Mn/:uru:iaAot> . 



OccipilaJ-a 

 y yef''ccc(l 



pi'. Tost^y-^iin" -fro7?2eUs . 



yh.7i.]\/asals. 



t 



>ore^t 







2.Tttc/(ZS' yTLu€i>sus. 



c/ 



Tkfy lirre^il' , I l.t./ U' trifsle.- a?id- tkc.f-e (xj^a 2 p-rexjatlars /p. o.^ 



Types of the Head- Shielding in Colubrine Snakes. 



