CADUCIBRANCHIATA. 7 1 



ceals itself under stones; quick in its movements and 

 difficult to capture. Seems to be highly endowed with 

 vitality, and its metamorphosis is effected early, speci- 

 mens one and one-half inches long being without bran- 

 chiae, and the females have been found from April 28th 

 to June 26th with as many as seventy eggs in the ova- 

 ries. The eggs are yellow, not seen in the oviduct, and 

 the number in the two ovaries was not equal. 



8- Pletliodou ockrophaeus, Cope. 



Synonym, Desmognathus ochrophasa, Cope, 



Color brownish yellow, shading into a dirty white be- 

 low, with a dark brown vertebral band ; brown dots pres- 

 ent in dorsal region ; males somewhat darker ; head de- 

 pressed, oval; sphenoidal teeth well separated, vomer- 

 ines few and often wanting ; mandible in males concave 

 in front of the eye, and toothless, but dentigerous in fe- 

 males ; eyes prominent ; cervical fold distinct ; costal fur- 

 rows thirteen, well marked; limbs appressed; toes free 

 and short ; tail very long, compressed, sometimes carin- 

 ate, but lever provided with a fin. 



Length 3 inches. Head to gular fold y 2 inch 



Tail ij£ " Breadth of head 1-5 " 



Habitat Alleghany Region of Pennsylvania. 



Dwells in damp woods under rocks, bark, wood, etc. 



A variety of P. fuscus f 



