THE PlilKCIPAL SPEC IKS OE PUISOXOT'S SXAKES 



Fig. -ii. --Pscinh'laps lirjTIil. 



Total len^tli, 375 millimetres: tail 55. 

 Habitat : New South AVales. 



(3) P. hytfftii ffig. 44).— Nasal shield entire, in contact with the 

 piTeocular; 1 + 'J temporals : 14(1— 45(1 ventrals ; 2(1— 3.S suhcaudals. 



Colour dark lirown, with a light longitudinal line on each scale ; 

 a -yellowish cross-hand on the occiput, connected with another 

 yellow band which encircles the snout. 



Belly yellowish in front, I4ack 

 behind; suljcandals white, with a 

 longitudinal black band running be- 

 tween them. 



Total length, '255 millimetres: 

 tail 38. 



Habitat : Queensland. 



(4) P. harricttcp. (fig. 45).— Nasal 

 siiield entire, in contact with or 

 narrowly separated frojii the pne- 

 ocnlar: 1 + 2 temporals; ]7(i — 193 

 ventrals ; 29 — 35 suhcaudals. 



Colour dark brown, with a light 

 longitudinal line on each scale ; a 

 long yellow blotch on tlie nape, and, 

 connected with this, a yellow ring 

 round the snout ; ventrals and suh- 

 caudals brown or black, edged with white. 



Total length, 415 millimetres ; tail 45. 



Habitat: Queensland. 



(5) P. diadevKi (fig. 4(j). — Nasal shield entire, widely separated 

 from the praiocular ; 2 + 2 temporals ; third and fourth upper labials 

 entering the eye ; 1(14 — 203 ventrals ; 40 — (J2 suhcaudals. Colour 

 pale brown or reddish, with a brown edging to each scale forming 

 a reticulate pattern ; a yellow cross-band on the occiput ; belly 

 uniformly white. 



Total length, 600 millimetres ; tail «0. 



Fig. m.-'-Psciiileliips lianictt.r. 



Fig. iG.—Fscudi'laiis iliadeinn. 



