iv Contents. 



The Pigmy Squirrels of the Nannosciurus melanotus Group, by 



Marcus W. Lyon, Jr 51-56 



A New White-Footed Mouse from Texas, by Vernon Bailey . . . 57-58 



A New Genus of Sac-Winged Bats, by Gerrit S. Miller, Jr 59-60 



Seven New Malayan Bats, by Gerrit S. Miller, Jr 61-66 



The Status of the Generic Name Hemiprocne Nitzsch, by Harry C. 



Oberholser 67-70 



A New Vole from Montague Island, Alaska, by Wilfred H. Osgood 71-72 

 Notes on a Collection of Fishes from the Island of Mindanao, Phil 

 ippine Archipelago, with Descriptions of New Genera and 



Species, by Hugh M. Smith and Alvin Seale 73-82 



Twelve New Genera of Bats, by Gerrit S. Miller, Jr 83-86 



Identity of Eutamias pallidus (Allen), with a Description of a Re 

 lated Form from the South Dakota Bad Lands, by Merritt Gary 87-90 

 Description of a New Crab from Dominica, West Indies, by Mary 



J. Rathbun 91-92 



Description of a New Querquedula, by Harry C. Oberholser .... 93-94 



General Notes 95-98 



On Mephitis olida Boitard, by D. G. Elliot; Change of Name, 

 by F. H. Knowlton ; Type of the Genus Pronolagus, by Mar 

 cus W. Lyon, Jr.; New Names for Two Recently Described 

 Genera of Plants, by J. N. Rose ; A Bat New to the United 

 States, by Gerrit S. Miller, Jr.; Ammo my s and Other Com 

 pounds of Mys, by T. S. Palmer. 

 Descriptions of Three New Mangrove Crabs from Costa Rica, by 



Mary J. Rathbun " . 99-100 



Notes on Birds from Costa Rica and Chiriqui, with Descriptions of 

 New Forms and New Records for Costa Rica, by Outram Bangs 101-112 



A New Scyllarides from Brazil, by Mary J. Rathbun 113-114 



Descriptions of Some New Forms of Oligomyodian Birds, by Rob 

 ert Ridgway 115-120 



Notes on the Mammals of Grand Manan, N. B., with a Description 

 of a New Subspecies of the White-Footed Mouse, by Manton 



Copeland and Morton L. Church 121-126 



Revision of the Genus Wislizenia, by Edward L. Greene 127-132 



Diagnosis of New Species of Mosquitoes, by Harrison G. Dyar and 



Frederick Knab . . ..; 13 3-1-12 



Descriptions of New Species of Acoridium from the Philippines, 



by Oakes Ames 143-154 



New Plants from the Great Basin, by Aven Nelson and P. B. 



Kennedy .--,. 155-158 



Notes on Some American Mosquitoes, with Descriptions of New 



Species, by Harrison G. Dyar and Frederick Knab 159-172 



Notes on Some New Tortricid Genera, with Descriptions of New 



American Species, by August Busck 1 73-1 82 



Notes on the Genera of Paniceae, I, by Agnes Chase . . . . 183-192 

 West American Mitridse North of Cape St. Lucas, Lower Califor 

 nia, by Mrs. M. Burton Williamson 193-198 



General Notes 199-200 



Type of the Genus Atherurus, Brush-tailed Porcupine, by 

 Marcus W. Lyon, Jr.; Notes on Limnomys, by Oldfield 

 Thomas ; The Proper Name of the Mexican Tamandua, by 

 J. A. Allen. 



