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Cabrera, Angel. Genera mammalium. Monotremata, Marsupialia. Museo 
Nacional de CienciasNaturales, Madrid. Pp. 1-180; 19 plates. June23, 1919. 
(Keys to the families and genera, and lists of the species and subspecies 
of monotremes and marsupials, with geographical distribution. New generic 
names are Minuania, type Didelphis dimidiana Wagner; Holothylax, type 
Didelphis opossum Linn6; and Awperfo, type Choetocercus cristicauda Krefft.) 
Cadwaladbr, Williams B. Report of the board of directors. Forty-seventh 
Ann. Rep. Zool. Soc. Philadelphia, pp. 1-18. 1919. (Mammals exhibited 
in the Philadelphia gardens for the first time include the Sumatra tiger, Texas 
fox squirrel, Sumatra elephant, and Kashmir deer.) 
Clarke, John M. An elephant with four tusks. Science, n. s., vol. 50, pp. 395- 
396, 1 fig. October 24, 1919. 
De Ong, E. Ralph. Parasites which affect the food value of rabbits. California 
Fish and Game, vol. 5, no, 3, pp. 142, 143. July, 1919. (Relates particularly 
to wild rabbits of California.) 
Dixon, Joseph. Notes on the natural history of the bushy-tailed wood rats of 
California. Univ. California Pub. Zool., vol, 21, pp. 49-74, plates 1-3. 
December 10, 1919. (General account of Neotoma cinera cinera and N. c. 
occidentalis. The supposedly extinct species, Teonoma spelaea Sinclair, is 
considered inseparable from N. c. occidentalis.) 
Evermann, Barton Warren. The northern fur-seal problem as a type of many 
problems in marine zoology. Sci. Monthly, vol. 9 (Sept.), pp. 263-282, 10 
figs. August 30, 1919. (Brief history of the Pribilof seal herds, from the 
discovery of the islands in 1786 down to the present time.) 
Ferris,. G. F. Anoplura of the Canadian arctic expedition, 1913-1918. Rep. 
Canadian Arctic Exped. 1913-1918, vol. 3, part D, p. lid. September 12, 
1919. (Report on lice collected by Frits Johansen and A. Castel on arctic 
mammals.) 
Grinnell, Joseph. Four new kangaroo rats from west-central California. 
Proc. Biol. Soc. Washington, vol. 32, pp. 203-205. December 31, 1919. (The 
genera Perodipus and Dipodomys are combined, and new forms are described 
as follows: Dipodomys jolonensis and D. sanctiluciae from Jolon, Monterey 
County; D. berkeleyensis from Berkeley; and D. calif ornicus eximius from 
Sutter County.) 
Grinnell, Joseph. See also Hall, Harvey Monroe, and Joseph Grinnell. 
Gyldenstolpe, Nils, A list of the mammals at present known to inhabit Siam. 
Journ. Nat. Hist. Soc. Siam, vol. 3, pp. 127-175. August 1, 1919. (304 forms 
are listed, with original references and notes on occurrence. The publica- 
tion of such papers should be greatly encouraged.) 
Hall, Harvey Monroe, and Joseph Grinnell. Life-zone indicators in Cali- 
fornia. Proc. California Acad. Sci., 4 ser., vol. 9, pp. 37-67. June 16, 1919. 
(Lists the plants and vertebrate animals used in determining the various 
life-zones of the state.) 
Hamlyn, John D. The Okapi. Hamlyn’s Menagerie Mag., vol. 5, no. 4, pp. 25-27. 
August, 1919, (Account of the living specimen received at the Antwerp 
zoological gardens, August 9, 1919. This animal died on September 29, 
according to a later note in the October Hamlyn’s Magazine.) 
JOURNAL OF MAMMALOGTi VOL. I, NO. 2 
