FIG. 90. PELVIS OF (A) Proteus ; (B) Amphiuma ; (C) Cryptobranchus ; AND (D) 

 Salamandra macnlosa. (From the ventral side.) 



JP, JP 1 , IP, ventral pelvic plate (ischio-pubis); ** (in .4), ossified region of the 

 ischium ; PP, prepubis ; ft (Cep), Ep, epipubis ; ** (in C and D) secondary 

 bifurcation of the epipubis ; z, outgrowth from this bifurcation ; t (in C), hypoi- 

 schiatic process, present in the Derotremata and Necturus ; Sy, symphysis, in 

 which region a strong tendinous area (SH) exists in Amphiuma, the pubic 

 regions only commg together in the middle line at * ; Fo, Fo 1 , obturator fora- 

 men ; Ac, acetabulum ; J, J*, I, I 1 , ilium ; Lalb, linea alba ; 3fy, intermuscular 

 septa ; Or, (Sy), muscular ridge on the ventral side of the ischio-pubis. 



