THE FROG 



29 



which diverge from one another and enclose between them the 

 larynx. The frog has no ribs, unless the little cartilaginous 



Fig. 2. 



A, The shoulder girdle of the Frog; the scapula aijd suprascapula are turned 

 outwards. ?/*, episternum ; os, omosternum ; ep, c, epicoracoids ; ^les, 

 mesosternum; xz, xiphisternum ; s, sc, suprascapula; sc, scapula; ^/, 

 glenoid cavity ; cor, coracoid ; cl, clavicle. .5, The pelvic girdle of the 

 Frog, viewed from the side. /I, ilium ; /sc^. Ischium ; Pu, cartilaginous 

 puhis ; Ac, acetabulum. C, The pelvic girdle of the Frog, viewed from 

 below. (All the figures after Ecker.) 



epiphyses at the ends of the transverse processes of the 

 vertebrae are to be considered as rudiments of such. But 



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