ONTENTS. 



PAOB 



ill. -n:i:M M 



Bibliography 



IV. 1 HI. ,-K.VLL 



Theory of the Segmentation of the Skull .... . . 54 



1.1. ] '.rain-case (cranium) 57 



b. The Yiv.-eral Skeleton (gum-nil description and develop- 



ment 59 



c. The Boiies of the Skull (.1:. nnal ih-scriptiou and develop- 



ment) 61 



Anatomy of the Skull (special part) 63 



A. The Skull of Fishes 63 



B. ,, of Amphibians 70 



c. ,, of Reptiles 74 



D. ,, of Birds 78 



E. ,, of Mammals 



Bibliography 



v. LIMBS 



a. Unpaired Limbs 



1. Paired Limbs 



Pectoral Arch .87 



of Fishes 



of Amphibians and Reptiles 87 



of Birds 90 



of Mammals 

 Pelvic Arch ..... &2 



of Fishes 



of Amphibians 



of Keptih-s and Birds 94 



.Mammals 



Free Limbs 



( ,r l-'Mie.-, :md Dipnoans .... 



C.-n.-ral Considerations on the Limbs of the higher Yertebrata . 101 

 Limb-; of Amphibians . . . 



of l;. ptil - 105 



of Birds 



of Mammals 



Bibliography . . . 



C. MUSCULAR SYSTEM 



DKII.MAL Ml'ScrLATriiK . 



MUSCULATURE OF TIIK 8KELETOK n3 



118 



MI-.-i I 1 .- OP mi- TKTNK 



,,f Ki-ln--. an 1 



of i.vprr 



,,| Birds . . 

 of Mammal- 



117 



