CONTENTS. 



Page 



Officers and committees for 1901 



Proceedings , : 



Ribes coloradense, an Undescribed Currant from the Rocky 



Mountains of Colorado, by Frederick V. Coville 1-6 



Fifth List of Additions to the Flora of Washington, D. C., by 



Theo. Holm 7-22 



General Notes 23-25 



The sub-genus RMnosciurus of Trouessart, 23; On the name 

 Vespertilio Uossemllii, 24; The name of the Aard Vark, 24; 

 The name of the Ogotona, 24; The name of the Yiscacha, 

 25; A correction of Vernonia gigantea pubescens, 25. 

 A New Spiny Rat from LaGuaira, Venezuela, by Oldfield 



Thomas 27-28 



Two New Bighorns and a New Antelope from Mexico and the 



United States, by C. Hart Merriam 29-32 



A New Squirrel from Borneo, by Gerrit S. Miller, Jr 33-34 



A New Deer from Costa Rica, by Gerrit S. Miller, Jr 35-37 



A New Dormouse from Italy, by Gerrit S. Miller, Jr 39-40 



Five New Shrews from Europe, by Gerrit S. Miller, Jr 41-45 



Sixth List of Additions to the Flora of Washington, D. C. and 



Vicinity, by Edward S. Steele 47-86 



Juncus ColumUanus, an undescribed Rush from the Columbian 



Plains, by Frederick V. Coville 87-89 



The Generic Names Myrmecophaga and Tamandua, and the 



Specific Names of the Opossums of the Genus DidelpMs, by 



J. A. Allen : 91-93 



A New Shrew from Switzerland, by Gerrit S. Miller, Jr 95-96 



The Alpine Varying Hare, by Gerrit S. Miller, Jr 97-98 



Six New Mammals from Cozumel Island, Yucatan, by C. Hart 



Merriam 99-104 



A New Brocket from Yucatan, by C. Hart Merriam 105-106 



Descriptions of Twenty-three New Pocket Gophers of the Genus 



Thomomys, by C. Hart Merriam 107-117 



Descriptions of Four New Peccaries from Mexico, by C. Hart 



Merriam ... 119-124 



Two New Rodents from Northwestern California, by C. Hart 



Merriam : '. 125-126 



Descriptions of Three New Kangaroo Mice of the Genus Micro- 



dipodops, C. Hart Merriam 127-128 



A New Species of Galictis from Mexico, by E. W. Nelson 129-130 



Descriptions of Two New Squirrels from Mexico, by E. W. Nel 

 son 131-132 



The Earliest Generic Name of the Northern Fur Seal, by T. S. 



Palmer 133-134 



A New Pocketmouse from Southern California, by Edgar A. 



Mearns 135-136 



The American Jaguars, by Edgar A. Mearns 137-143 



Description of a New Ocelot from Texas and Northeastern 



Mexico, by Edgar A. Mearns 145-148 



Two New Cats of the Eyra Group from North America, by Ed 

 gar A. Mearns 149-151 



On the Mainland Forms of the Eastern Deermouse, Peromyscus 



leucopus (Rafmesque), by Edgar A. Mearns 153-155 



Descriptions of Three New Asiatic Shrews, by Gerrit S. Miller, 



Jr 157-159 



(iii) 



