SQUAMATA. i Kept. 27 
Oh the mode of progression of Snakes on a smooth vertical surface ; 
Lataste, Act. Soc. Chili, iv, 1894, P.Y. pp. cxxvi & cxxvii. 
On the nature of Snake-poison; GAubert, Naturaliste (2) viii, 1891, 
p. 279 ; Halliburton, Sci. Progr. ii, 1894, pp. 1-9. 
Typhlopid^. 
Typhlops unguirostris , Peters, and polygrammicus , Schleg. : notes by 
Waite, P. Linn. Soc. N. S. Wales (2) ix, 1894, pp. 11 & 13, T. wiedii, 
Peters : head figured, id. ibid. pi. i, fig g. 7-9. T. batillus, p. 9, pi. i, 
figg. 1-3, New South Wales, and di versus, p. 10, pi. i, figg. 4-6, 
Queensland, n. spp., id. ibid. T. waitii , n. sp., Boulenger, t. c. 1895, 
p. 718, Queensland. 
BoiDiE. 
On the brain of Python motions; Rabl-Ruckhardt, Zeitschr. wiss. 
Zool. iviii, 1894, pp. 694-717, pi. xli. 
Aspidites melanocephalus, Krefft, note by Bcettger, in Semon, Zool. 
Forsch. v, 1894, p. 119. A. ramsayi , Macleay, redescribed and head 
figured by Waite, P. Linn. Soc. N. S. Wales, ix, 1895, p. 715, pi. 1. 
Ckondropython viridis, Schleg., note and figure by Bcettger, t. c. p. 120, 
pi. v, fig. 3. 
Vngalia hcetiana , Cope, is, distinct from U. maculata , Gray ; Cope, P. Ac. 
Philad. 1894, p. 436 (1895). 
On a Boa constrictor swallowing his companion, of but slightly smaller 
size, in the London Zoological Gardens ; Bartlett, P. Zool. Soc. 
London, 1894, p. 669 (1895). 
CoLUBRlD/E. 
AglypJise. 
Pvlyodontophii bivittatuh, n. sp., Boulenger, Ann. Nat. Hist. (6) xiv, 
1894, p. 82, Palawan. 
Henicognathuh venustissimus , n. sp., Gunther, Biol. Centr.-Amer., Rept., 
p. 144 (1894), Nicaragua. 
Tropidonotus natrix, L., on a curious colour- variety from Dorsetshire ; 
O. P. CAMBRIDGE, P. Dorset Club, xv, 1894, p. 95, pi. T.pygams, 
Cope, compressicauda , Kenn., fasciatus , L., cyclopion , D. & B., and 
taxispilota , Ilolbr., notes by LoennbeRG, P. U. S. MuS. xvii, 1894, 
pp. 323, 3.30-332. T. callistus , Gthr., notes by F. Muller, Yerh. 
Ges. Basel, x, 1894, p. 831. T. godmani , n. sp., GOntiier, Biol. 
Centr.-Amer.j Rept., p. 133 (1894), Guerrero, Mexico. T.puncti- 
ventris , p. 129, and halmahericus, p. 130, n. spp., Bcettger, Zool. 
Ahz. xviii, 1895, Halmaheirh. 
Trimerodytes , n. g., like Tropidonotus , but prsefrontals fused, for T. bait - 
ehtus, n. sp.; COPE, P. Ac. Philad. 1894, p. 426 (1895), Hainan. 
