TUB GENERAL SUBJECT. 
5 
new species are described. W. H. Dali adds in an appendix a full cata- 
logue of the North Pacific Cetaceans, of which he regards about 44 
species as being well established. 
Schultz, A. Notice sur les pecheries et la chasse aux Phoques dans la 
Mer Blanche, 1’ Ocean Glacial, et la Mer Caspienne. St. Petersburg : 
1873. 8vo, pp. 80. 
An official report on the fisheries and on the chase of the Polar Bear, 
Walrus, Seals, White Whale, &c., on the Arctic and Caspian shores of 
Russia. 
Teutleben, E. von. Ueber Kaumuskeln und Kaumechanismus bei den 
Wirbelthieren. Arch. f. Nat. 1874, pp. 78-111, pi. ii. 
Treats of the masticatory apparatus of Mammals, as well as of other 
Vertebrates. 
Troschel, F. H. Bericht fiber die Leistungen in der Naturgeschichte 
der Saugethiere wfihrend des Jahres 1873. Arch. f. Nat. 1874, 
ii. pp. 107-145. 
Umber, F. Schiidelmessungen. Verh. Yer. Rheinl., xxx. (1873) pp. 
46-67. 
On the proportion of the brain-case to the rest of the skull in various 
Mammals, with many measurements, and on their relationship to the 
amount of intelligence in the various orders. 
Weiske, H., & WiLDT, E. Untersuchungen fiber Fettbildung im 
Thicrkorpcr. Z. Biol. x. pp. 1-20. 
Observations on the development of fat in the Pig. 
J. A. Allen remarks oil the changes of animals in connection with 
their geographical distribution. P. Bost. Soc. xv. p. 157. 
A. E. Ames gives a nominal list of 63 Mammals indigenous to Minne- 
sota. Bull. Minnes. Ac. 1874, pp. 68-71. 
G. Busk reports on the animal remains found during the exploration 
of the Brixham Cave, including about 20 species of Mammals. Phil. 
Tr. 1873, pp. 499-548, pis. xliv.-xlvii. 
Levy enumerates 38 Mammals as indigenous to Nicaragua ; “ Notas 
sombre la Republica de Nicaragua” (Paris : 1873). 
F. Martinez y Saez has notes on certain Mammals received from 
New Granada. Ann. Soc. Esp. ii. (1873) pp. 237-247 
Maynard describes 36 species of Mammalia as still found in Florida. 
Bull. Ess. Inst. iv. p. 135, et seq. [Not seen by the Recorder ; cf. Arch. f. 
Nat. 1874, ii.p. 119.] 
P. Pavesi enumerates 36 species of Mammals found in the Canton 
Ticino ; the Lynx and Ibex are extinct, but the Bear still lingers. Atti 
Soc. Ital. xvi. pp. 48-54. 
W. Peters identifies the Mammals collected by Rohlfs and Ascherson 
in the Libyan Desert, viz., 1 Bat and 6 Rodents. SB. nat. Fi\ 1874, p. 66. 
