ALLEN: mammalia: otariid^. 131 



Arctocephalus philippii (Peters). 



(Plates XV, Fig. 2; XVI, Fig. i ; XVII, Fig. i. Skulls.) 



? PJioca porcina Molina, Sag. Stor. Nat. Chile, 1782, 275. Not satisfac- 

 torily identifiable, but apparently a Fur Seal. 

 ? Otaria aurita Tschudi (ex Humboldt MS.), Fauna Peruana, 1844-46, 

 137. Based apparently on a \'ery youno^ Fur Seal from San Lorenzo 

 Island, in the Bay of Callao, Peru. — Philippi, An. Mus. nac. Chile, 

 I, Zool., 1892, 47, based on Tschudi as above. 

 Otaria [Ardophoca) pliilippii Peters, Monatsb. Akad. Berlin, 1866, 276, 



pi. ii, skull. Juan Fernandez Island. 

 A rctopiioca pliilippii V^\.t.x'=>, Monatsb. Akad. Berlin, 1871, 564. 

 Arctocephalus pliilippii Peters, Monatsb. Akad. Berlin, 1875, 393-399, 

 1877, 505-507. — Allen, Fur Seal Arbitr., App. to Case of the U. S., 

 I, 1892, 374. — Townsend, Fur Seal Invest. (Jordan), III, 1899, 272. 

 Galapagos Islands. 

 Otaria pliilippii Burmeister, Zeits. fiir gesammte Naturwissensch. Halle, 

 XXXI, 1868, 299, in text. — Philippi, An. Mus. nac. Chile, I, Zool., 

 1892, 6, 33, pll. xiv, XV, animal; pll. xvi-xix, skull. 

 Otaria {Arctoplioca) argentata Philippi, Monatsb. Akad. Berlin, 1871, 560, 

 pll. i, ii, skull, Juan Fernandez Island. Considered by Peters to be 

 the female oi Arctocephalus pliilippii, I. c, 1871, 563. 

 Otaria argentata f Philippi, An. Mus. nac. Chile, I, Zool., 1892, 38, pi. xx, 



animal. 

 Otaria leucostoma Philippi, An. Mus. nat. Chile, I, Zool., 1892, 6, 46, pi. 



xxiii, animal. Mas a Fuera. Young; length 690 mm. 

 Orctocephalus galapagoeusis Heller, Proc. California Acad. Sci. (3), Zool., 

 Ill, 1904, 245-248. W'enman Island, Galapagos Archipelago. 

 External Characters} — Above blackish gray, more yellowish gray on 

 the head and neck; brownish black below, proximal portion of the limbs 

 rusty brown ; lips and chin rusty brown ; mustachial bristles in six rows, 

 part wholly black, part wholly white, and part black with the basal por- 

 tion white. The long overhair rusty brown basally, with rusty yellow 

 tips on the back, head, and neck, and on the ventral surface uniform 

 brownish black or with the tips ferruginous. The thick underfur is fer- 



' In the absence of specimens, a free translation of Dr. Peters's original description of the ex- 

 ternal characters is here given. The cranial measurements (p. 1 28) are taken from skulls from 

 the Galapagos Archipelago. 



