,8b mt 



Fig. 70, — Muscles of the 

 frog seen from the ventral 

 side. On the left side (right of figure) 

 some of the muscles have been partly re- 

 moved, add.brev, adductor brevis ; add.long, 

 adductor longus ; ad?i^.w«^, adductor magnus ; del, 

 deltoid; ext.cr, extensor cruris; ext.trs, extensor tarsi, 

 or tibialis anticus brevis; FE, femnx \--gn.fiy, genio-hyoid; gstr, gastrocnemius 

 livo-glossus; /«J'./<?«, inscriptiones tendinae; /.fl/<J, linea alba; }>ty.hy, mylo-hyoid ; 

 transversus; Oi^/.^:*:/, obliquus externus ; o.j/, omosternum ; /.^.//y, posterior corn u of 

 hvoid; pet, pectoralis ; pdn, pectineus ; per, peroneus ; rct.abd, rectus abdominis; rect. 

 /«A way, rectus internus major, or gracilis major; rect.int.min, vecins internus mmor. or 

 gracilis minor; sar, sartorius ; sb.mt, submentalis ; semJen, semitendmosus ; tib.ant, 

 tibialis anticus longus; tib.post, tibialis posticus; TI.FI, tibio-fibula: 

 internus, caput anticum, or cruialis; x.st, xiphisternum. 



249 



hy.?l, 



obi. int. 



vast.int, vastus 

 (After Parker and Haswell.) 



