424 



SNAKES OF CEYLON. 



* Lepas tenuivalvata (Annandale), Dichelaspis warwichi (Gray), 

 and a species of *Platytepas, the specific identity of which 

 has not yet been determined. (Fig- 79.) 



car- 



> Cir 



Fig. 79.. — Common barnacle. i, 



(Lepas anserifera.) 

 car = carina or keel, 

 cir = cirri, 

 ped = pedicle or stalk, 

 sc = scutum, 

 ter = tergum. 



Lepidosis. — (a) Typical — Rostral : Broader than high. 

 Nasals : Usually no suture from the nostrils to the labials. 

 Prwfrontals : Touch the 2nd supralabial. Frontal: Longer 

 than broad, shorter than the parietals ; the fr onto -parietal 

 sutures are subequal to or rather longer than the f rente - 

 supraoculars. Supraoculars : About three-fourths the length 

 of the frontal, and about three-fourths the breadth of that shield 

 along a line connecting the centres of the eyes. Prxocular : 

 One. Postoculars. Two or three. Temporals : Not diiieren- 

 tiated, replaced by small scales. Supralabials : Seven to 

 eleven ; the 2nd largest ; the first three usually entire, but all 

 the rest are subject to division, and hardly two specimens are 

 quite alike ; the 1st and 2nd touch the nasals ; and the 4th 



* Only found as yet attached to eeasnakes and not any inanimate 

 objects. 



