sbml 



p.cJiy 

 o.sl 



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 ; add.mag, adductor magnus ; del, 

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

 or tibialis anticus brevis; FE, femur; gn.hy, genio-hyoid ; gstr, gastrocnemius; hy.gl, 

 nvo-glossus; ins.ten, inscriptionestendinae; I. alb, linea alba ; my.hy, mylo-hyoid; obl.int, 

 transversus ; obl.ext, obliquus externus ; o.st, omosternum ; p.c.hy, posterior cornu of 

 hvoid; pet, pectoralis ; petti, pectineus ; per, peroneus ; rcf.abd, rectos abdominis; red. 

 irit.maj, rectus internus major, or gracilis major; rect.int.min. rectus internus minor, or 

 graci.is minor; sar, sartorius; sb.mt, submentalis ; sem.ten, semitendinosus ; tib.ant, 

 tibialis anticus longus; fib. post, tibialis posticus; TI.FI, tibio-fibula; vast.int, vastus 

 internus, caput anticum, or cruraiis; x.st, xiphisternum. .(After Parker and Haswell.) 



249 



