Fig 6c!.~A skeleton of Rana temporana. The left limbs, left shoulder girdle and 

 membrane bones of the left side of the skull are removed. Cartilagmous parts dotted; 

 names of cartilage bones in thick ; those of membrane bones m italic capi als. a.cjiy, 

 anterior cornu of hyoid ; adb^ acetabulum ; AST, astragalus; b.hy, basi-hyal ; C, calcar, 

 CAL calcaneum; EX.OC, exoccipital ; FE, femur ;>«. ^^/'. fontanelles ; FR.PA fronto- 

 parietals; HU, humerus; IL, ilium ; .;/^, maxilla; ^//.^/, oliactory capsule; t^/./r. otic- 

 process ; A^./iy, posterior cornu of hyoid ; PMX, premaxilla; PR.OT, prootic ; RAUL, 

 mdio-ulna; SP.ETH. sphenethmoid ; 5^ squamosal ; S-SCP, supra-scapuia. .«^ sus- 

 pensorium- TI Fl tibio-fihula ; /r./r, transverse process; UST, urostyle; V.l. cervical 

 ^ertebrarv.gsac'al vertebra;' F^ vomer; I-V, digits. B, the fourth vertebra seen from 

 in frnnt /2 2v^ anterior zvffapophysis ; r;^, centrum ; /w, lamina; n.sp, neural spine , /a, 

 peS; /"J^^ransverse'fr^oc^esJ. ' (F^om Parker and Haswell's Zoology, slightly 

 altered from Howes.) 



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