CADUCIBRANCHIATA. 79 



l. Batraehoseps attenuatus, Eschscholtz. 



Synonym, Salamandra attenuata, Eschscholtz. 



Color above reddish brown with a black vertebral 

 line and transverse diagonal bands ; beneath brown ; 

 costal furrows twenty or twenty-one ; limbs weak, hind 

 one extending over four costal spaces, fore one not 

 reaching to the gape of mouth ; feet small and thin ; toes 

 free ; tail longer than the body. 

 Length 3 7-12 inches. 

 Tail 2 1-12 " 



Habitat San Francisco. 



2. Batraehoseps nigriventris, Cope. 



Color above dark brown ; tail and under surface black; 

 muzzle short; gular fold marked; parotid groove pres 

 ent; costal furrows twenty or twenty-one, extending up- 

 on the back; body somewhat compressed; limbs weak; 

 hind ones extending over six costal spaces ; fore limb al- 

 most reaching to the orbit ; toes rudimentary, distinct', 



