AMPHIBIANS 149 



Ci Color brown, not mottled; light below I. lugnhris. 



C2 Color mottled brown and black; dark below \. f err ens. 



a2 In the southeastern States 1. ceneiis. 



A. luguhris (Hallo well). Body light yellow above with yellowish 

 spots and yellow beneath; length 75 mm.; tail 35 mm.; snout very 

 prominent; eyes bulging; anterior teeth projecting from the closed 

 mouth; costal grooves 13: California; common; adults and larvae 

 terrestrial, the latter being without functional gills. 



A. ferreus (Cope). Body slender, black above, with gray on the 

 sides and brown beneath; length 90 mm. ; tail 37 mm. ; costal grooves 14: 

 northern California to British Columbia. 



A. flairpimctatus Strauch {A. iecanus Cope). Body robust, black 

 in color, with minute light specks; length 53 mm.; costal grooves 13; 

 parasphenoid teeth in a single patch: northern California. 



A. (Eueus (Cope and Packard). Body rather stout; color dark, 

 mottled coppery and black; length 118 mm.; tail 66 mm.; costal grooves 

 14: Virginia and West Virginia to Georgia. 



7. Batrachoseps Bonaparte. Similar to Plelliodon, but with 4 toes 

 on the hind foot and but one premaxillary: 2 species; Pacific slope. 



Key to These Species 



ai Back lighter than the sides B. aUenuatus. 



ao Back not lighter than the sides B. pacificus. 



B. attenuatus (Eschscholtz) . Body slender, with very weak legs and 

 a long tail ; color brown above and below but darker on the belly and the 

 sides; length iii mm.; tail 64 mm.; costal grooves 19; leg spanning 3 

 costal folds; parasphenoid and vomerine teeth in i patch each: Pacific 

 slope west of the Coast Range from Oregon to Lower California; very 

 common. 



B. pacificus (Cope). Body elongate, brown above, yellowish 

 beneath; length 70 mm.; tail 37 mm.; costal grooves 18; hind leg 

 spanning 6 costal folds; inner digits of both pairs of legs rudimentary: 

 southern California. 



Subspecies of B. pacificus 



B. p. pacificus (Cope). Islands off the coast. 



B. p. major Camp. Body large, pale in color, light yellowish 

 beneath; hind leg spanning 4 costal folds; costal folds 18; length 134 

 mm.; tail 74 mm.: southern California. 



