CONTENTS 



Page. 



Officers and committees for 1894 , iv 



Officers and committees for 1895 



Proceedings 



Social Insects from Psychical and Evolutional points of view, by 



C. V. Riley 1-74 



Fossil Oycadean Trunks of North America, with a Revision of 



the genus Cycadeoidea. Buckland, by Lester F. Ward 75-88 



Note on some Appendages of the Trilobites, by Chas. D. Walcott. 89-97 

 Synaptomys cooperi in Eastern Massachusetts, with note on & 



stonei, by Outram Bangs 99-lt)4 



A new Rabbit from Western Florida, by Gerrit S. Miller, Jr., 



and Outram Bangs 105-108 



Preliminary descriptions of eleven new Kangaroo Rats of the 



genera Dipodomys and Perodipus, by C. Hart Merriam 109-116 



Abstract of a study of the American Wood Rats, with descriptions 



of fourteen new species and subspecies of the genus Neotoma, 



by C. Hart Merriam 117-128 



Description of a new Field Mouse (Arvicola terrxuwvx} from 



Codroy, Newfoundland, by Outram Bangs 129-132 



Description of a new Muskrat from Codroy, Newfoundland, by 



Outram Bangs 133-138 



