. Outlines of zoology. Fig. 315.—Skeleton of frog. The half of the pectoral girdle, andfore- and hind- limb of the right side are not shown. pmx., premaxilla; , maxilla; «., nasal; spk,^ sphenethmoid ;p^., parieto-frontal; , pro-otic; pt.^ pterygoid; q,j.^quadrato-jugal; sq,^ squamosal; Q.^ quadrate; c, columellaauris ; ^., atlas ; ,, transverse process \, sacral vertebra;£/., urostyle; ^ supra scapula; H., humerus; R. £/., radioulna; Cj*., carpals ; Mc, metacarpals ; //., ilium ; /j., ischium;F.^ femur; ^., tibio-fibula; Crt., calcaneum; As.^ astra-galus ; C,y calcar ;
. Outlines of zoology. Fig. 315.—Skeleton of frog. The half of the pectoral girdle, andfore- and hind- limb of the right side are not shown. pmx., premaxilla; , maxilla; «., nasal; spk,^ sphenethmoid ;p^., parieto-frontal; , pro-otic; pt.^ pterygoid; q,j.^quadrato-jugal; sq,^ squamosal; Q.^ quadrate; c, columellaauris ; ^., atlas ; ,, transverse process \, sacral vertebra;£/., urostyle; ^ supra scapula; H., humerus; R. £/., radioulna; Cj*., carpals ; Mc, metacarpals ; //., ilium ; /j., ischium;F.^ femur; ^., tibio-fibula; Crt., calcaneum; As.^ astra-galus ; C,y calcar ; Mt.^ metatarsals. 586- AMPHIBIA. or humerus, a fore-arm in which the inner radius and theouter ulna are fused, a wrist or carpus including two. Fig. 316.—Pectoral girdle oi Rana esniknta.—After Ecker. The cartilaginous parts are dotted. Ep.^ Episternum ; oni., omo-sternuni; £p,c., epicoracoids ; St., sternum ; jr., xiphisternum ;cl., clavicle with underlying precoracoid cartilage; co., cora-coid; Sc, scapula; , supra-scapula; Gl., glenoid cavityfor humerus. proximal and three distal elements, and a central piecewedged in between them, five metacarpal bones, of whichthe first—corresponding to the absent thumb—is very
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Keywords: ., bookcentury1900, bookdecade1910, bookidcu3192, booksubjectzoology
