15. PUSTHODON. 55 



Total length 127 miUim. 



From snout to cloaca 67 



Head 15 



Widtt of head 12| 



Fore limb 21 



Hind limb 24 



Tail 60 



Oregon; California. 

 a-e. 2 & yg- Monterey. (Types of Ensatina eschscholtzii.) 



2. Flethodon platensis. 



Urotropis platensis, Hspada, An. Soc. Esp. iv. p. 71, pi. 1. 



General characters as in P. oregonensis, but the tongue smaller, 

 the parasphenoid patches shorter, and the inner fingers and toes 

 longer. Dark brown above, with irregular yellow spots ; lower sur- 

 faces of a dirty carneous tint. 



Rio de la Plata (?) 



3. Flethodon croceater. 



Plethodon croceater, Cope, Proc. Ac. PMlad. 1867, p. 210, & 1869, 

 p. 100 ; Strauch, Salam. p. 70. 



Dentition and tongue as in P. oregonensis. Head very broad; 

 snout truQcate, projecting considerably beyond lower jaw ; margin 

 of lower jaw projecting beyond upper below the eyes. Body and 

 limbs as in P. oregonensis. Tail a little longer than head and body. 

 Skin very smooth ; thirteen costal grooves. Colour pitchy black, 

 fading into bright red-orange below ; Umbs orange, with a blackish 

 cross band below the knee ; a large red-orange spot on each parotoid 

 region, and four smaller irregular similar spots on the body to base 

 of tail, on each side of and near the vertebral line ; a pair of orange 

 spots at base of tail and a distant series on the upper face of the 

 tail. Total length 125 millim. 



Fort Tejon, California. 



4. Flethodon flavipnnctatus. 

 Flethodon flavipunctatus, Strauch, Salam. p. 71. 



Palatine teeth in two very oblique series converging backwards, 

 separated from each other by a slight interspace, not extending out- 

 wards beyond choanee ; parasphenoid teeth in two elongate patches 

 in contact throughout, widely separated from the palatine teeth. 

 Tongue very large, posterior border free. Head rather long, with 

 a median longitudinal groove. Body cylindrical. Limbs as in 

 P. glutinosus, but the fingers more slender and more pointed. Tail 



