. The Americana : a universal reference library, comprising the arts and sciences, literature, history, biography, geography, commerce, etc. of the world . Fi*. i Skull „< i . all of do. j \t,n,t • : of I) i | -n;. 7 Dolphin. 8 Skull of 14 Short tailed Vfanl 1 ifi Skull of do. :ata, &c. , Narwhal. 10 Skall of Sp-m Wh ib or Cacta ilot 11 Greenland or Right Whale,ommon Armadillo. 18 Skull of do. 19 Skull of Sloth. 12 Skull of do. 13 Tinner Whale. CETEWAYO — CEVALLOS bones are especially apt to be preserved as fos-sils. The zeuglodons and squalodons of theEocene epoch represent a peculiar prim
. The Americana : a universal reference library, comprising the arts and sciences, literature, history, biography, geography, commerce, etc. of the world . Fi*. i Skull „< i . all of do. j \t,n,t • : of I) i | -n;. 7 Dolphin. 8 Skull of 14 Short tailed Vfanl 1 ifi Skull of do. :ata, &c. , Narwhal. 10 Skall of Sp-m Wh ib or Cacta ilot 11 Greenland or Right Whale,ommon Armadillo. 18 Skull of do. 19 Skull of Sloth. 12 Skull of do. 13 Tinner Whale. CETEWAYO — CEVALLOS bones are especially apt to be preserved as fos-sils. The zeuglodons and squalodons of theEocene epoch represent a peculiar primitivegroup of cetaceans with two-rooted teeth. Verylittle is known of the evolution of this orderof mammals. Classification of Cetacea.— The sub-orders ofcetacea are as follows: i. Mystacoceti, baleen-bearing whales. Itsfamilies are: Balcenopteridce, rorquals, andother great whalebone whales; Balcenidce, rightwhales and kogias. 2. Odontoceti, of which the families are:Physeteridce, sperm-whales (Pliyseterince), andbeaked whales {Ziphiince) ; Delphinidce, dol-phins, porpoises, white whales, killers and thelike; Platanistidw, river dolphins; and the ex-tinct Squalodontidce. 3. Archceoceti, containing the extinct familyZenglodontida. The most recent and impor-tant work on this ord
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectencyclo, bookyear1903
