OF THE HEAD 



[Insert at the end of the Report. ,] 



GEOFFROY. 



Names. 



jeal 20 (in crocodile) 



SOEMMERRING 39 . 



Names. 



is prior sive basilaris partis occipitalis ossis 



spheno-occipitalis. 

 rs lateralis sive condyloidea, &c. 



.1 (in fishes) ls ; sous-occ 

 occipital infeiieur (in bi 

 plur-occipital 19 and ex-occf 1 ' 

 (in birds) 21 . 



peal unique 19 and interpap occipitalis stricte sic dicta, &c 

 ur (in birds) 21 . 

 alur-occipital 19 and ex-occ 

 ^in birds) 21 . 

 croeodde); basilaire (in 



nmentia aspera musculum rectum lateralem 



excipiens, &c. 

 sive corpus partis spbenoidalis ossis sphe- 



no-occipitalis. 

 a media sive major partis sphenoidahs, &c 



b IS1S 



idfie) ; interparietal (in bir 

 roral 19 i20 (in crocodile) ; p: ' 

 entosplenal 19 (in cr< 



il 20 (in:rocodile); rocber ( 



) ; froral unique (in crocc 

 al 19&2 ° in crocodile) 



herisal (partly, in cro 

 mophyl (in crocodde); 



bregmatis sive parietale 



ocessus mastoideus ossis temporis 



£ejirs prior sive rostrum basis partis sphenoidalis 

 ossis spbeno-occipitalis. 



frontis 



jophysis orbitaria externa 



)dile); sal maxillaii'e (in 5 nasz 



a superior sive minor partis sphenoidalis, &c. 



jirs media ossis ethmoidei 



s of thympanic bone in fisl 



hose apjd to them by Geoffienflugel," Kostlin 



ir Nos. % to 28 d. 

 \ pair of Ins is ' : celle qui rep 

 . Foss. -vart ii. p. 193. 

 xato-hyal The spi-hyal of tl 



piece osr-e et pointue de h.nocben," Bojanus 



The t'ity of Nos. 38, 39 

 -ie styloid in rrammals by C 

 Chelonia nera in which the 

 ivise en i jurs pieces." — Os 



Nos. 

 1. 



4. 

 5. 

 6. 



6'. 



7. 

 8. 

 9. 



9'. 



10. 



11. 

 12. 

 13. 

 14. 



15. 



16. 



t-rupea n part, in croco( irs petrosa partis pyramidalis ossis temporis. 



is si cuhtauditiis ..,,.... j g f 



'Hare" U previously been appFelsentheil der Schlafbein) to chelonians, ophidians and sau- 

 d "os adratum" in birds, ians (Ibid. p. 507), which must be either part of the exoccipi- 



al or alisphenoid. 

 ion of tl' interparietal "of the 30 " Schuppentheil des Schlafenbeins " (in fishes, reptiles and 

 ue certB hippotomistes ont irds); hintere Abtheilung des Schlafenfliigels (in monotremes), 

 Ito, ii. pOl. Cuvier gives (kostlin; " Felsentheil desselben (os petrosum)," Bojanus. 



" Kleine Fliigel des Keilbeins," Bojanus ; " Vordere Schla- 



32 Siebbein, Kostlin. 



33 Mastoideum, Bojanus and Kostlin. 



34 " Os transversum," Kostlin. 



35 " Gelenktheil des Schlafensbein," Kostlin ; " Paukenring- 



36 Gaumenfliigel des Keilbein, Bojanus. 



37 Jochfortsatz, Kostlin ; Flugelbein, Bojanus. 



38 Recherches sur les Poissons Fossiles, 4to, t. i. 1843. 



39 De Corporis humani Fabrica, 8vo, 1794. 



