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Contents: Notes on the Fossil Walrus of Eastern North America (Continued); The Function of the Radula; Rock Inscriptions in Kauai, Hawaiian Islands; Birds observed in Central California in the summer of 1893; Revision of the North American Slugs: Binneya, Hemphillia, Hespararion, Prophysaon and Anadenulus; Materials toward a natural classification of the Cylindrelloid Snails; Chitons collected by Dr. Harold Heath at Pacific Grove, near Monterey, California; Notes on Mr. Thomas Meehan’s paper on the plants of Lewis and Clark’s Expedition across the Continent, 1804-06; List of Bats collected by Dr. W.L. Abbott in Siam; Descriptions of five new Phyllostome Bats; List of Fishes collected at the Canary Islands by Mr. O.F. Cook, with descriptions of four New Species; A new Chipmunk from Northeastern China; Descriptions of three new Rodents from the Olympic Mountains, Washington; A new Land Shell from Clarion Island; Report of the Committee on the Hayden Geological Memorial Award; Notes on the Arctic Red-backed Mice; Description of a new genus and species of Microtine Rodent from Siberia; Botanical Observations on the Mexican Flora, especially on the Flora of the Valley of Mexico; Fossil Mollusks and Diatoms from the Dismal Swamp, Virginia and North Carolina, indication of the geological age of the deposit. With notes on the Diatoms. Illus.
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