142 CETACEA. < 4 
ago, from which the preparations nos. 111 and 112 were pr 
cured, I have been convinced that Steller was simply deser ibi 
a similar substance, no doubt on a larger scale, as the anim 
said to reach 26 feet. The substance is neither teeth nor a 
gous to teeth, and we might with the same propriety deseribal ot 
rough and semi-horny substance covering the osseous lt, 
the sheep, cow, &c. as a tooth. As a proof that it is not ¢ 
gous even to teeth, the surface of the lower jaw contains 
mentary teeth imbedded deep in the osseous texture -—Kno 
Cat. Prep. 37, 1838. 
Cervical vertebree all free ; 1st and 2nd, no lateral process ; 3 
and 7th thin, with small lateral processes. —Mus. Edinb. 47. 
Dr. Knox suspects there are two species, one with what Sir E 
Home calls the permanent, and the other, erroneously, as D: 
Knox suspects, milk tusk.—Trans. Roy. Soc. Edinb. 1. 395. 
1. Hautcore Ducone. Inp1an DuGone. 
Blade-bone broad, subtrigonal. 
Hal. (Trichechus) Dugong, Illiger, Prod. 140; Schreb. Saugth 
t. 380. f. 5, 6, t. 382, 383; Reichb. Syn. Mam. 16; Icon. Cetae 
t. 22. f. 70, 71, from F. Cuvier & Quoy. | 
Hal. Dugung, F. Cuv. Mam. Lith. t. ; Guerin, Icon. t. 46; La 
son, N. R. Anim. 154; Fischer, Syn. Mam. 503; Gray, / s 
f 
Mam. B. M. 
Hal. cetacea, Illiger, Abhand. Berl. Akad. 1813. — 
Hal. Indicus, Desm. Mam. 509; Schreb. ui. 267 5 Quoy et Gaim. 
Voy. Astrol, t.27; Owen, Jukes? Voy. Fly, ui. 323, 395, oe 
H. Indica, Rapp. 26. a 
Trichechus Dugong, Gmelin, S. N. i. 60; Eraleb. Syst. 8 ae 
Zimmermann, Geog. 11.425; Voy. Pole Sud, Mamma. t. 20, 
b,c, d. 
Dugungus marmus, Tiedem. Zool. 1. 554. 
Dugungus Indicus, Hamilton, Jard. Nat. Lib. vi. 300. 
Indian Walrus, Penn. Syn. Quad. 338 ; Shaw, Zool. 1. 239 ; 
ii. 269. 
Lamantin, Lequal, Voy. 
Manati, Banks, Pennant, Quad. 293; Voy. de la Caille, 229. 
Le Dugong, Renard, Poisson. des Ind. i. t. 34. f. 180; Buffe Fo: 
H. N. xu. 374. t. 56, skull; Camper, ii. 479. ti7 sd 2, a 
vier, Oss. Foss. v. 259 ; N. Act. Petrop. xii. 374; F.C 
Mam. Lithog. t. 97 ; Raffles, Linn. Trans. ; Phil. Tram 
1820, 174; Home, Phil. Trans. 1820, 144. t. 12, 14, 314. t. 2 
31.1821, 390 ; Comp. Anat. t. 52, young, t. 53, skeleton. — 
Dugong des Indes, Quoy et Gaim. Voy. Astrol. Mam. 143. t.2 
Lesson, Cetac. 80. ; 
A. 
