448 



Bulletin American Museum of Natural History. [Vol. XXXVII,- 



females): Total length, 103 (100-108); head and body, 54 (52-57); tail, 

 50 (44-53); foot, 9.4 (9-10); ear, 12.5 (11-13). 



Forearm (in skin), same specimens, 42.6 (41-44.7). Skull, same speci- 

 mens, total length, 13.4 (12.8-13.9); breadth of braincase, 7.8 (7.4-8.1). 



Three subadult specimens have the underparts pure white instead of 

 yellowish white as in adults, and the upperparts are wood brown instead of 

 yellowish rufous. 



45. Glauconycteris humeralis sp. nov. 

 Text Fig. 7, A. 



Type, No. 49013, 9 ad. (skin and skull), Medje, Belgian Congo, Sept. 7, 1910; 

 Herbert Lang and James P. Chapin. American Museum Congo Expedition. Orig. 

 No. 956. 



Size medium. A conspicuous tuft of white hairs at the shoulder. Pelage full 

 and soft. 



Fig. 7. Sketches of 04) Glauconycteris humeralis, male (No. 49315), and (B) G . alboguttatus sp. 

 nov., type, female (No. 49317) , to show white markings of shoulders and back. y. 



