1018 MONOGRAPHS OF NORTH AMERICAN RODENTIA. 
1856.—Leidy, J. Notice of remains of two species of seals. < Proc. Acad. Nat. Sci. Phila. viii, 1856, 
“4 pa eet Phoca wymani, Virginia; P. debilis, South Carolina.] 
1859.—Gray, J. E. On the sea bear of Forster, the Ursus marinus of Steller, Arctocephalus ursinus of 
authors. < Proce. Zool. Soe. London, xxvii, 1859, pp. 102, 105. 
Gray, J. BE. On the sea-lions, or lobos marinos of the Spaniards, on the coast of California. 
< Proe. Zool. Soc. London, xxvii, 1859, pp. 357-361, pl. 72. 
Sundevall, C.J. Om walrossen. < Ofversigt K. Vet. Akad. Forh. (Stockholm), xvi, 1859, pp. 
441-447; (iibersetzt) Zeitschr. gesammt. Naturw. Halle, xv, 1860, pp. 270-275. 
1860.—Leidy, J. Notice of remains of the walrus discovered on the coast of the United States. 
< Trans. Am. Philos. Soc. Phila. n. s. xi, 1860, art. v, pp. 83-86, pl. 45." 
1862.—Gray, J. E. “Note on the size of a seal [C. feetidus] at the time of birth. < Proce. Zool. Soc. 
London, 1862, p. 202. ‘ 
1863.—Gray, J.B. [On Phoca fetida.] < Ann. Nat. Hist. xi, 1863, p. 309. > 
Malmgren, A.J. Ueber den Zahnbau des Odobwnus rosmarus. < Ofv. Kongl. Vet. Ak. Forh. ai 
1863, p. 505. 
1864.—Gray, J. E. Notes on seals (Phocidie), including the description of a new seal (Halicyon rich- 
ardii), from the west coast of North America. < Proc. Zool. Soc. London, 1864, pp. 27-34. 
Malmgren, A.J. Om tandbyggnaden hos hvalrossen (Odontobienus rosmarus, L.), och tan- 
dombytet hos hans ofédda unge. < Gfvers. Svensk. Vetensk. Akad. Férhandl. 18¢4, pp. 505- 
522 ?, with 1 pl. 
Peters, W. Ueber das Milchgebiss des Wallrosses. < Monatsber. Acad. Wiss. Berl. Dec., 12, 
1864, pp. 685-687, with 1 pl. 
1865.—Cope, E. D. [Observations on a species of seal (Cystophora), and on cetaceans.] < Proc. Acad. 
Nat. Sci. Phila. 1865, pp. 273, 274. 
[A list of east coast cetaceans is given. ] 
Reinhardt, J. Om Klapmydsens [Cystophora cristata] ufoédte Unge og dens Melketandsat. 
< Vid. Meddel. Naturh. Foren. Kjébnb. for 1864, 1865, pp. 248-264, with 1 woodcut. 
{On the fetus of Cystophora and its milk-teeth.] 
Steenstrup, J. Yderligere Bemiirkninger om Miilketandsiittet hos Remmesiilen (Phoca bar- 
bata). < Vid. Meddel. Naturh. Foren. Kjébnh. for 1864, 1865, pp. 269-274. 
1866.—Gill, T. Prodrome of a monograph of the pinnipedes. < Proc. Essex Inst. vy, April 7, 1866, 
pp. 1-13. 
Gray, J. BE. Catalogue of seals [Pinnipedia] and whales [Cete] in the British Museum... . . 
2ded. 8°. vii, 402 pp. London, printed by order of the trustees, 1866. 
Gray, J.E. Notes on the skulls of sea-bears and sea-lions (Otariad) in the British Museum. 
< Ann. and Mag. Nat. Hist. xviii, 1866, pp. 228-237. 
Peters, W. Ueber die Ohrenrobben, Otarix, insbesondere iiber die in den Sammlungen zu 
Berlin befindlichen Arten. < Monatsb. Ak. Wiss. Berlin, May 17, 1866, pp. 261-281, with 4 pll. 
Peters, W. Nachtrag zu der Abhandlung iiber die Obrenrobben (Otariw). < Monatsber. Ak. 
Wiss. Berlin, Nov. 1, 1866, pp 665-672, with 1 pl. 
1867.—Hayes, I.I. [A walrus hunt.] <The open polarsea. A narrative of a yoyage of discovery 
towards the north pole. London, 1867.  p. 404. 
Murie, J. On the cause of death of the sea-bear (Otaria hookeri) lately living in the society’s 
gardens. < Proc. Zool. Soc. London, 1867, pp. 243, 244. 
1867 ?—G:ay, J. E. Observations on the “ Prodrome of a monograph of the Pinnipedes, by Theodore 
Gill”. < Ann. and Mag. Nat. Hist. xvii, 1867 ?, pp. 444-446. 
1868 —Abbott, C. C. On the seals of the Falkland Islands. Communicated, with notes, by P. L. 
Sclater. < Proe. Zool. Soc. London, 1868, pp. 189-192. : 
Bartlett, A.D. Notes upon the birth of a ringed seal in the society’s gardens. < Proc. Zool. 
Soe. London, 1863, pp. 402-408. 
Brown, R. Notes on the history and geographical relations of the Pinnipedia frequenting the 
Spitzbergen and Greenland Seas. < Proc. Zool. Soc. London, 1868, pp. 405-440.—Reprinted, 
with additions and corrections, in the Manual of the Nat. Hist. of Greenland, 8°, London, 
1875, pp. 35-38. : 
