262 GRIFFIN. 



e-. Supraocular very small and united with the postocular; no 

 prfeoeular; frontal broader than long. Uniform iridescent dark 



brown Pseudorhabdium oxycephalum (Giinther). 



Negros (Boulenger). Found only in the Philippines. 



d-. ISTo internasals Genus Calamaria. 



e'. Symphysial in contact with the anterior chin-shields. 



p. Frontal less than twice as broad as the supraocular. Black 

 above, barred with altei'nate bands of black and white below. 



Calamaria g^rayi Giinther. 



Recorded by Giinther as from the "'Philippines," the definite 



localitj' being unknown. Xot known elsewhere. 



f-. Frontal at least twice as broad as the supraocular. Rostral as 



deep as broad, frontal as long as the parietals. Brown above, 



uniform yellowish below Calamaria bitorques Peters. 



Luzon [Boulenger). Restricted to the Philippines. 

 f. Rostral as deep as broad; frontal shorter than the parietals. 

 Brown above, with several tine light streaks on each side, 

 yellow below (in spirit, white). 



Calamaria gervaisii DumSril et Bibron. 

 Manila (Jan) ; Batu, Daraga, Paracale, Mount Iraga 

 {Peters) ; Bataan (F. Miiller) ; southern Negros (Giinther) ; 

 southern Mindanao (./. G. Fischer) ; Manila (Bureau of Scienoe 

 collection) . A purely Philippine form. 

 /*. Rostral broader than deep; frontal shorter than the parietals. 

 Brown above with longitudinal series of black dots; a yellow 

 spot on each side of the neck. 



Calamaria mindorensis Boulenger. 

 Mindoro (Boulenger). Only the type specimen is recorded. 

 e'. Symphysial not in contact with anterior chin-shields. 



f^. Diameter of eye much more than its distance from the mouth. 

 Brown above, with two longitudinal rows of dark spots on 



each side Calamaria everetti Boulenger. 



Palawan, (Boulenger) ; Iwahig, Palawan (Bureau of Science 

 c^)llection) . Also found in Borneo. 

 f. Diameter of eye less than half its distance from the mouth : 250 

 ventrals. Dark brown above, with the two outer scale rows 

 tipped with yellowish; a yellow collar on the neck; a pair of 

 large pale lateral spots at the base of the tail. 



Calamaria meamsi Stejneger. 

 ilindanao (Stejneger). Only the type specimen recorded. 

 d^. Internasals present : eye concealed under the ocular shield. Uniform 

 blackish, scales edged with white. A Philippine genus with a 



single species ..._ Typhlogeophis brevis Giinther. 



Northern Mindanao or Dinagat (Giinther) . Only the type 

 specimen known. 



Series B. Opisthoglypha. 



One or more of the posterior maxillary teeth grooved and usually enlarged, 

 forming small fangs. The snakes of this series are poisonous, but on account of 

 the position of the fangs in the back of the jaw and their small size, they are not 

 often dangerous to man. Their prey consists principally of lizards and small 

 mammals which they paralize before swallowing. 



