Technical Bulletins — Continued. 



5f 



*26T. Oiir Migrant Shorebirds in Southern South America. 



*32T. Returns from Banded Birds, 1923 to 1926. 20^ 



*134T. Red-Squill Powders as Raticides. 10^ 



*145T. Life History and Habits of Grasshopper Mice, Genus Onychomys. 10^ 



*224T. Habits and Economic Status of the Pocket Gophers. 10^ 



*238T. The Pharmacology of Thallium and Its Use in Rodent Control. 5$ 



*411T. Western Duck Sickness: a Porm of Botulism. 10^ 



*467T. The Crested Myna, or Chinese Starling, in the Pacific Northwest. 50 



*603T. Pocket Mice of Washington and Oregon in Relation to Agriculture. 10^ 



North American Paunas: 



*47. 

 *48. 



*50. 

 *51. 



*52. 



*53. 

 *54. 

 *55. 



*56. 



Revision of American Pikas. ±5<ft ■ 



Voles of Genus Phenacomys: 1, Revision of Genus Phenacomyr, : 2, Life 



History of Red Tree Mouse. 20^ 

 Revision of American Lemming Mice. 10^ 

 Taxonomic Review of American Long- Tailed Shrews (Genera' Sorex and 



Micro sorex) . 50^ 

 Revision of American Chipmunks (Genera Tamias and Eutamia-s) . Z5<fi 

 Mammals of New Mexico. $1.00. 

 Alaska- Yukon Caribou. 20^ 

 Mammals and Life Zones of Oregon. 75^ 

 Revision of the North American Ground Squirrels. 40^ 



5? 



5? 



Circulars — including Biological Survey (BSC) Series : 



*61BSC. Hawks and Owls from the Standpoint of the Parmer. 5$ 

 Improved Reindeer Handling. 5$ (Superseded "by 207M.) 

 The Normal Breeding Season and Gestation Period of Martens. 

 The Waterfowl Plyways of North America. 5^ 

 Quail-Pood Plants of the Southeastern States. 

 Pood Hahits of the Coyote in Jackson Hole, Wyo 

 The Migration of North American Birds. 10'i 

 Pood Habits of Common Hawks. 5<p 

 Rodents and Moles as Pests in Bulb Plantings. ■ 

 Effect of Thallium on Plant Growth, bip 



Results from Breeding Rabbits that are Suckling Young. 5^ 

 Groups of Plants Valuable for Wildlife Utilization and Erosion Control. 

 The House Rat. 5^ 5 ^ 



*82C. 

 *I07C. 

 *342C. 

 *348C. 

 *362C. 

 *363C. 

 *370C. 

 *381C. 

 *409C. 

 *410C. 

 *412C . 

 *423C . 

 *428C. 

 *433C. 



5^ 



5^ 



Plight Speed of Birds. 5^ 



Crow-Waterfowl Relationships J Based. on Preliminary Studies on 



Canadian .Breeding Grounds. 10^ 

 Silver Pox Pelt Prices as Affected by Time of Pelting, Sex, and Age.lO^f 

 Muskrat Investigations in Dorchester County, Md. , 1930-34. TO^ 



Miscellaneous Publications : 



*88M. The United States Department of Agriculture: Its Structure and 

 Functions (with chapter on the Biological Survey) . - 15^ 

 Information for the Guidance of Pield Men and Cooperators of the 

 Bureau of Biological Survey Engaged in the Control of Injurious 

 Rodents and Predatory Animals. b<p 

 Peafowl and Their Care. &<p 



*460C. 

 *474C . 



*U5M. 



*127M. 



3 - 



