7 Rept. 
Titles. 
5600 
Procter, J. B. On the Variation of 
the Pit-Viper Laches isatr ox. London 
Proc. Zool. Soc. 1918 (163-182). 120 
Ranson, S. W. The vagus nerve of 
the snapping turtle ( Chelydra serpen- 
tina). . J. Comp. Neurol. Philadelphia 
25 1915 (301-316). 121 
Rao, C. R. N. Notes on the Tadpoles 
of the Indian Engystomatidae. Cal- 
cutta Rec. Ind. Mus. 15 1918 (41-45). 
122 
Rao, C. R. N. vide Annandale, N. 
Rendahl, H. Zwei neue Arten der 
Gattung Typhlops aus dcm Kaplande. 
Ark. Zool. Stockholm 11 No. 17 1918 
(16). 123 
Roux, J. Note sur quelques cspeecs 
d’Amphibiens de PArchipel Indo-Aus- 
tralien. Rev. Suisse Zool. Geneve 26 
1918 (409-415). 124 
Salvatore, C. Fenomeni di rigenera- 
zione e di auto-innesti in larve di 
Anfibi anuri. Catania Atti. Accad. 
Gioenia 11 1918 Mem. 15 (1-9). 125 
Schmidt, W. J. Die Chromatophoren 
der Reptilienhaut. Arch. Mikr. Anat. 
Bonn 90 1917 (98-259) pis. v-ix. 126 
Seton, E. T. A List of the Turtles, 
Snakes and Batrachians of Manitoba 
Ottawa Nat. 32 1918 (79-83). 127 
Slevin, J. R. vide Van Denburgh, J. 
Smith, M. A. Description of a new 
Snake ( Opisthoiropis spenceri) from 
Siam. J. Nat. Hist. Soc. Siam 3 1918 
(13). 128 
Steineger, L. Description of a new 
Snapping Turtle and a new Lizard 
from Florida. Washington Proc. Biol. 
Soc. 31 1918(89-92). 129 
Tayler, N. A Case of Hermaphrodi- 
tism in a Lizard, Lacerta viridis. London 
Proc. Zool. Soc. 1918 (223-230). 130 
Taylor, B. B. vide Gillies, C. D. 
Taylor, E. H. Reptiles of Sulu 
Archipelago. Manila Phillipine J. Sci. 
D. 13 1918 (233-267) 3 pis. 131 
Van Denburgh, J. and Slevin, J. R. 
The Garter Snakes of Western North 
America. San Francisco Proc. Calif. 
Acad. ser. 4 8 1918 (181-270) pis. vii- 
xvii. 132 
Waite, E. R. Review of the Austra- 
lian Blind Snakes. Adelaide Rec. S. 
Austral. Mus. 1 1918 (1-34) pi. 1. 133 
Waite, E. R. Description of a new 
Blind Snake from the Solomon Islands. 
Adelaide Rec. S. Austral. Mus. 1 1918 
(35-38). 134 
Wall, F. A popular Treatise on the 
common Indian Snakes. Bombay J. 
Nat. Hist. Soc. 26 1918 (89-97) pi. xxvi. 
135 
Watson, D. M. S. On Seymouria, the 
most primitive known Reptile. London 
Proc. Zool. Soc. 1918 (267-301). 136 
Weber, A. Relations entre les forma- 
tions branchiales et les ebauches pul- 
monaires chez lescmbryons de Chelydra 
serpentina. Paris C. R. Soc. Biol. 81 
1918 (814-815). 137 
Weber, A. D6veloppement dufoie et 
du pancreas chez Chelydra serpentina. 
Paris C. R. Soc. Biol. 81 1918 (815). 
138 
Weiss, O. Zur histologie der Anuren- 
haut. Arch. Mikr. Anat. Bonn 87 1915 
(265-286) pi. xix. 139 
Werner, F. Reptilia und Amphibia. 
Hamburg Ergebn. Hamburger deutsch- 
siidwest-afrikan. Studienreise 1911 3 
1915 (325-376) pi. vii. 140 
Willem, V. Over de ademhalingsbe- 
wegingen by den kikker. [On the 
respiratory movements of the frog.] 
Amsterdam Versl. Wis. Nat. Afd. K. 
Akad. Wet. 26 1918 (1412-1415) 
(Dutch); Amsterdam Proc. Sci. K. 
Acad. Wet. 20 1918 (1234-1237) 
(English). 141 
Williams, J. W. vide Laurens, H. 
Wiiliston, S. W. The Phylogeny and 
Classification of Reptiles. J. Geol. 
Chicago 25 1917 (411-421). 142 
Wiiliston, S. W. Labidosnurus Cope, 
a Lower Permian Cotylosaur Reptilo 
from Texas. J. Geol. Chicago 25 1917 
(309-321). 143 
Wiman, C. Notes on the marine 
Triassic Reptile Fauna of Spitzbergen. 
Berkeley Univ. Calif. Publ. Geol. 10 
1916 (63-73). 144 
Witte, G. F. de. Revision du genre 
Phrynobalrachus G until. Rev. Zool. 
Africaine Bruxelles 6 1918 (220-228). 
145 
Wright, A. H. Notes on Clemmys. 
Washington Proc. Biol. Soc. 31 1918 
(51-58). 146 
