ZOOLOGY. 233 



Wyoming 1 ground squirrels (Ranchman's Reminder, 1 (1904), No. 6, pp. 74-77, 

 iii/s. .'). — Brief notes on the appearance and distribution of ground squirrels in 

 Wyoming with an account of injuries to various cultivated crops. For destroying 

 these pests fumigation with carbon bisulphid is recommended. 



The land and sea mammals of middle America and the West Indies, 1 >. G. 

 Elliot (Field Columbian Mm., Zool. Set-., 4 (1904), pt. 1-2, pp. LXXXIJJ 850, 

 pis. 58, figs. 309). — The purpose of this report is to present an account of all the mam- 

 mals of the North American continent and adjacent islands and seas from the north- 

 ern boundary of Mexico to the Province of Cauca, South America. Analytical keys 

 are presented for the determination of the species and a detailed description is given 

 of each species of mammals. 



Regulations for the protection of game in Alaska for the year 1904, 

 J. Wilson ( U. S. Dept. Agr., Division of Biological Survey Circ. '/.', pp. 6). — A copy is 

 given of an act for the protection of game in Alaska. This act was passed for the 

 purpose of stopping the exportation of deer hides from Alaska and the killing and 

 shipment of big game as trophies. The act is fulfilling its purpose in this regard. 

 On the basis of this act, the Secretary of Agriculture is empowered to promulgate 

 regulations from time to time regarding the seasons, permits, shipments, and trans- 

 portation of game in Alaska. The regulations for 1904 are included in the circular. 



Regulations for the protection of game in Alaska, J. Wilson ( U. S. Dept. 

 Agr., Division of Biological Survey Circ. 39, pp. 6). — This circular contains a copy of 

 an act for the protection of game in Alaska together with regulations adopted by this 

 Department for the execution of the game law. 



Directory of State officials and organizations concerned with the protec- 

 tion of birds and game, 1903, T. S. Palmer ( U. S. Dept. Agr., Division of Biolog- 

 ical Survey Circ. 40, rev. ed., pp. 12). — Lists are presented of State officials, National 

 organizations, State organizations, and Audubon societies concerned with the protec- 

 tion of birds and game in the United States and Canada. 



Directory of State officials and organizations concerned with the protec- 

 tion of birds and game, 1904, T. S. Palmer ( U. S. Dept. Agr., Division of Biolog- 

 ical Surrey Circ. 44, pp. 15). — As in previous circulars on this subject the addresses are 

 given under four heads — State officials, National organizations, State organizations, 

 and Audubon societies. Brief notes are also given on the methods adopted in the 

 different States for the protection of game. 



Definitions of open and close seasons for game, H. Oldys (U. S. Dept. Ayr., 

 Division of Biological Survey Circ. 43, pp. 8). — Considerable lack of uniformity pre- 

 vails in the statement of open and close seasons for game in the various States, it 

 has been found doubtful in certain laws whether it is intended to include or exclude 

 the dates mentioned at the beginning and expiration of open season. Greater uni- 

 formity in this matter is urged, together with a definite statement of the use of such 

 prepositions as to, between, from, until, etc., in this connection. 



Destruction of vermin (Agr. Jour. Cape Good Hope, 25 (1904), No. J, pp. 46, 47). — 

 Great losses to small stock and ostrich farming are reported from attacks of jackals 

 and various methods are suggested for the destruction of these animals. It is recom- 

 mended that jackal-proof fences, be adopted as extensively as possible and that the 

 poisoning method recommended by the Government be further applied. 



Batrachians and reptiles of Ohio, M. Morse (Ohio Stale Univ. Bui., 8. ser., No. 

 18, pp. :> 1-144, pi- 1). — A detailed list is presented of all the batrachians and reptiles 

 known to occur in the State of Ohio together with artificial keys for the determina- 

 tion of the species, bibliographical references, directions for collecting and preserving 

 these animals and a glossary of scientific terms. 



A physiological theory to explain the winter whitening of birds and mam- 

 mals in snowy countries, and the most striking points in the distribution of 

 white in vertebrates generally, G. E. H. Barrett-Hamilton (Rpt. British Assoc. 



