1<30 HALICORID-ffl. HALICOHE. 



INIA. 



Teeth :-|±:= 135. 



The Inia. Inia geoffroyii. 



Gray, Cat. Mamin. Brit. Mus. pt. i. Cetacea, p. 135. pi. 7. fig. 3 (skull). 

 Inia boliviensis, D' Orbiy?i>/, N. Ann. Mus. vii. tab. 22; Vov. Anier. 



Mend. Mamm. tab. 22 (skull).— F. Cur., Hist. Nat. Cetace's, pi. 2. 



figs. 1, 2 (skull), 1836. 



a, b. Skulls. From Mr. Bates's Collection. 



PLATANISTA. 



Teeth: -!3= 10 7- 



The Susue. Platanista gangetica. 



Gray, Illust. Ind. Zool. ; Cat. Mamm. Brit. Mus. pt. i. Cetacea, pi. 7. 

 fig. 2 (skull).— Owen, Odont. pi. 87. figs, a, b (teeth).— F. Cut., 

 Hist. Nat. Cetaces, p. 225. pi. 18. figs. 1-3 (skull), 1836. 



Delphinus gangeticus, Cuv., Oss. Foss. v. tab. 22. figs. 8, 10 (skull). 



a. Skull: young (end of nose nearly straight). India (Ganges). 



b. Skull : adult (end of nose recurved). India. Presented by 



Gibson Bowe, Esq. 



Fam. 4. HALICORIDjE. 

 HALICOKE. 



Teeth :— Incisors 3 -=5^i > c ' anines 5=5 ; Molars U ; = 30 or 32> 



The Dugong. Halicore dugong. 



Daubenton, Buftbn, Hist. Nat. xiii. (skull). — Home, Phil. Trans. 1821, 

 tab. 20. — Pander u. d Alton, Vergl. Osteol. tab. 5 (skeleton), 

 figs, a-h (skidl and details of skeleton). — Cuv., Oss. Foss. v. p. 259. 

 tab. 19 & 20 (skeleton and skull).— Spix, Cephalog. xxiii. (skull).— 

 Blainr., Ost. Atl. G.Manatus, pi. 2 (skeleton), pi. 4 (skull).— Schreb., 

 Saugth. vii. pi. 380. figs. 5, 6 (skull), pi. 383 (skeleton). 



Halicore indicus, Owen, Odont. pis. 92-95 (dentition) ; Odont., Art. 

 in Encycl. Brit, (new edit.) p. 446. figs. 6, 7 (section of teeth and 

 jaws). — -F. Cuv., Hist. Nat. Cetaces, p. 29. pis. 4—7 (skeleton and 

 skull), 1836. 



Cervical vertebra? 7 



Dorsal 18 



Lumbar, Sacral, and Caudal 31 



a. Skull : adult. India. Presented by Walter Elliott, Esq. 



' '„ , , " . p' , , i From the Zoological Society's Collection. 



c. Skeleton (imperfect). J J 



