FELAMYDRUS 



253 



Genova 12 (1878) 416; Murray, Zool. Sind. (1883) 307; FisK, 



Proc. Zool. Soc. London (1885) 482; Boettger, Ber. Senck. Nat. 



Ges. (1886) 119; Zool. Anz. 11 (1888) 898 (Philippines); Casto 



DE Elera, Cat. Fauna Filipinas 1 (1895) 443. 

 Hrjdrophis pelamis Schlegel, Phys. Serp. 2 (1837) 508, Atlas, pi. 18, 



figs. 13-15; Fauna Jap., Kept. (1838) 90, pi. 8. 

 Pelamis ornata Gray, Zool. Misc. (1842) 60; Cat. Vip. Snakes (1849) 



43. 

 Hydrophis bicolor Fischer, Abh. Naturw. Hamburg 3 (1856) 51; 



Jan, Icon. Ophid. (1872) livr. 40, pis. 2 and 3. 

 Pelamis platurus Stoliczka, Proc. As. Soc. Bengal (1872) 92; Gar- 

 man, Bull. Essex Inst. 24 (1892) 88. 

 Hydrus platums Boulenger, Fauna Brit. India, Kept. (1890) 397; Cat. 



Snakes Brit. Mus. 3 (1896) 267; Stejneger, Bull. U. S. Nat. Mus. 



58 (1907) 439; Boettgek, Ber. Offenb. Ver. Nat. (1892) 88. 

 Pelamydrus plahtrus Stejneger, Proc. U. S. Nat. Mus. 38 (1911) 111. 



Description of species. — (From an unnumbered specimen in 

 the Santo Tomas Museum, Manila; Manila Baj^) Head elon- 

 gate, slender ; rostral as high as wide, visible above ; nostril 

 superior, pierced in nasal in lower posterior corner ; nasals 

 longer than prefrontals, their mutual suture longer than that 

 between prefrontals; no internasals; frontal about as long as 

 distance to end of snout, narrow and pointed posteriorly, little 



Fig. 28. I'elannjdrus ijlaiuiva (Linnsus) : after Stejneger: a, head, dorsal view; 6. heal, 

 lateral view; c, head, ventral view. 



wider than supraoculars ; parietals but little longer than frontal, 

 with 2 small equal scales inserted between them and entirely 

 surrounded by them ; 8 upper labials, first square, second high, 

 in contact with prefrontal and upper preocular, fourth entering 

 eye ; 2 preoculars ; 2 large postoculars ; temporals 3 + 3 ; mental 

 very small; 11 and 12 lower labials, first large, broadly in con- 

 tact; first pair of chin shields small, broken, touching 3 labials; 



