GLOSSARY. 



Anteorbital Plates. Plates bounding the eyes in front. 

 Arboreal. Iviving in trees. 

 Canthus Rostralis. Tubercle at angle of jaw. 

 Carapace. The upper shell of a turtle. 



Carinate. Keeled. Said of a structure when a ridge runs along 

 the median line. 



Costal Folds. The furrows on the sides of a salamander which 

 mark the position of the ribs. 



Fangs. The enlarged front teeth of a venomous snake which are 

 used as hypodermic needles for the injecting of venom. 



Fauna. The animal life of a region, taken as a whole. 



Gastrosteges. The scales on the belly of a snake in front of the 

 tail. 



I<arva. The young or immature form of an animal before reach- 

 ing the full-grown or adult stage. 



I^ateral. Pertaining to the sides of an animal. 



Occipital. The hinder portion of the head, immediately in front 

 of the neck. 



Oviparous. Producing eggs that are hatched outside the parent's 

 body. 



Ovoyiviparous. Producing eggs that are developed within the 

 parent's body. 



Palustrine. Inhabiting swamps. 



Plastron. The lower shell of a turtle. 



Postorbital. Plates lying behind the eyes, bounding them pos- 

 teriorly. 



Punctate. Dotted. 



Scales. The number of vertical rows of scales running across the 

 body from the gastrosteges. 



Rostrum. The beak-like structure at the tip of the snout in sonie, 

 snakes. 



Striate. Streaked. 



Ventral. Pertaining to the lower surface of an animal. 



Viviparous. Bringing forth young alive. 



