SYNOPSIS OF THE REPTILIA. 343 



and feet very small, rudimentary ; the number of 

 toes variable in the species. 



A. tridactylum Cuv. means Garden. 



Order V. APODA.— (5e//.) 



No feet or branchia ; body elongated, slender^ anguilli- 

 form ; tail very short, almost wanting. 



CcEciLiA. Sternum wanting ; lungs unequal j ears con- 

 cealed. 



CHAP. IV. 



A STNOPSIS AND NATURAL ARRANGEMENT OF THE CLASS OV 



REPTILIA. 



SYNOPSIS. 



Order L EMYDOSAURES. Crocodiles. 

 Body plaited ; tail long ; feet palmated. 



Crocodilus. Lower canines received into the upper. 

 Champsa. Lower canines received into pits. 

 Stenosaurus. Jaws very long, narrow, and cylindrical. 



Order II. CHELONIDES. Tortoises. 



Limbs capable of being withdrawn into a shell-like covering 

 which protects the body. 



Family 1. CHELIDRID^. Crocodile Tortoises, 

 Tail long ; head not retractila 

 Z 4 



