CLASS REPTILIA. - 



b. Toes 3, 3. Pseudobranchus, Gray. 



Striated Siren. Pseudobranchus striatus. Siren striata, 

 Leconte Ann. Lye. New York, j. t. 4. Captain Leconte 

 has unjustly and unscientifically attacked this genus. See 

 Ann. Lye. New York, ij, 133, though it was established 

 originally on the authority of his erroneous account of the 

 Opercula. 



Gen. Ill, Amphiuma. 



Gills none ; skull formed of a solid bony substance ; body 

 subcylindrical ; tail compressed ; legs four. 



a. Legs rather strong ; toes 4, 5, outer edge of the feet 

 fringed. Abranchus. 



Large Hellbender. Abranchus horridus. Salamandra 

 gigantea. Salamandra horrida, and Protonopsis horrida, 

 Barton. Menopoma Alleghaniensis, Harlan. Triton AUe- 

 ghaniensis, Daud. Molge gigantea, Merrem. Salamandra 

 Alleghaniensis, Michaux. Abranchus alleghaniensis, Leconte, 

 Ann. Lye. j. t. I7. 



b. Legs weak, boneless. Amphiuma. 

 Common Congo Snake. Amphiuma means. Garden. 

 Florida and Georgia. Mus. Brit. Chrysodonta larvaformis, 



Mitchel. Three Toes Congo Snake. Amphiuma tridac- 



tylum. Cuv. Mem. Mus. xiy. 1. 1. Mus. Col. Surg. Four 

 footed. Siren. Barton. 



Gen. IV. CECILIA. Linn. 



Gills none, head depressed, formed of a solid bony sub- 

 stance ; legs none ; body cylindrical ; tail short, blunt ; vent 

 roundish, nearly terminal — perhaps this should be placed 

 near Amphisbcena. 



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