BOIGA 195 



Measurements of Calamaria tropica sp. nov. 



mm. 



Total length 101 



Snout to vent 93 



Tail 8 



Remarks. — The species is based on a single specimen, the 

 type. The presence of the loreal clearly differentiates it from 

 all other species of Calamaria. The unique specimen was col- 

 lected from under leaves along a forest path on the eastern 

 Mindoro coast. 



SLIGHTLY POISOXOrS SNAKES 



BOIGIN^^ 



Hypapophyses absent in posterior part of vetebral column ; 

 nostrils lateral, not valvular ; posterior maxillary teeth grooved : 

 somewhat poisonous, but not dangerous to man. 



Five genera of the Boigina^ are known in the Philippines and 

 are distinguished as follows : 



Key to the Philippine genera of the Boiginx. 



a'. Ventral scales rounded, not keeled or notched; pupil vertically elliptic. 

 b\ Scales with apical pits; head very distinct from neck. 



Boiga Fitzinger (p. 19.5). 

 b'. Scales with apical pits; head not strong-ly distinct from neck. 



Psammodynastes Giinther (p. 209). 

 a\ Ventral scales strongly keeled and notched; scales with apical pits. 



b\ Pupil horizontal - DryoiJhiops Boulenger (p. 21.3). 



b-. Pupil round Chrysopelea Boie (p. 215). 



//'. Pupil vertically elliptic _ -. Dryophis Dalman (p. 218). 



Genus BOIGA Fitzinger 



Hurriii, part., Daudin, Kept. 5 (1803) 27.5, 



Boigu. part., Fitzinger, Neue Class. Rept. (1826) 29-31. 



Dipsas, part., BoiE, Isis (1827) 548; Schlegel, Phys. Serp. 2 (1837) 



257; GuNTHER, Cat. Col. Snakes (1858) 169; Jan, Elenco Sist. 



Ofid. (1863) 103; Gunther. Rept. Brit. India (1864) 307. 

 Dipsadomorphu.'i Fitzinger, in Tschudi, Faun. Per., Herp. (1845) 55;: 



Syst. Rept. (1843) 27; Boulenger, Cat. Snakes Brit. j\Ius. 3 (1896) 



59. 

 Macrocephahia Fitzinger, Syst. Rept. (1843) 27. 

 Gonyodipsas Fitzinger, Syst. Rept. (1843) 27. 

 Eiidipsas Fitzinger, Syst. Rept. (1843) 27. 

 CephalopJm Fitzinger, Syst. Rept. (1843) 27. 

 Opetiodon Dumeril and Bibron, Mem. Ac. Sci. 23 (1853) 494; Erp. 



Gen. 7 (1854) 905; Dumeril, Prodr. Class. Ophid. (1853) 98. 

 Triglypliodon Dumeril and Bibron, Mem. Ac. Sei. 23 (1853) 507; 



Dumeril, Prodr. Class. Ophid. (1853) 111. 

 Toxicodryas Hallowell, Proc. Ac. Philadelphia (ISoTi 60. 



