1917.] 



Allen, Lang and Chapin, Bats from the Belgian Congo. 



427 



Nov. 16-28, 1909, Jan. 28, 1914; Medje, 2 (skins), May 3, 1909; Jan. 16, 

 1910; Niangara, 2 (alcoholic), March 27, 1913. 

 Collectors' measurements (2 males, 5 females): 



Total length Head and body Tail Foot Ear 



& 114 (112-116) 57.5 (56-59) 56.5 (56-57) 10 (10-10) 31 (31-31) 

 9 114 (111-117) 56 (51-60) 58 (56-61) 10.4 (10-12) 32 (30-34) 



Forearm (same specimens), 42.8 (41.6^3.5). Lower leg and foot (5 

 Avakubi specimens), 32.5 (32.2-33.5). 



Skull (2 males, 5 females), total length, cf 19.6 (19.3-19.9); 9 20.2 

 (19.8-20.9); zygomatic breadth, <? 11.2 (11.1-11.4); 9 11.6 (11.1-12.6). 



The following measurements are from 3 alcoholics (Avakubi, 1 d 71 , 

 Niangara, 2, cf and 9): Forearm, 43 (41-44.7); third metacarpal, 33.5 

 (30-36); ear, 25 (23-27). 



17. Nycteris major (Andersen). 



Petalia major Andersen, Ann. and Mag. Nat. Hist. (8), X, p. 547, Nov. 1912. 

 Ja River, Cameroons. 



Two specimens (alcoholic): Garamba, male, June (1912); Faradje, 

 male, Sept. (1913); both adult. 



Forearm, 49.5 (49-50); third metacarpal, 39.3 (37-41); skull (Avakubi 

 specimen), total length, 22.4; zygomatic breadth, 12.9. 



So far as can be determined from the brief original description of P. 

 major (I. a), these specimens should be referred to it. 



Megadekmid^e. 

 18. Lavia frons affinis Andersen and Wroughton. 

 Plate L. 



Lavia frons affinis Andersen and Wroughton, Ann. and Mag. Nat. Hist. (7), 

 XIX, p. 140, Feb., 1907. Kaka, White Nile. 



Twenty-five specimens (11 males, 14 females, of which 4 are alcoholics), 

 all taken at Faradje, as follows: April 23-26, Nov. 5-15, 1911; Jan. 1, 2, 19, 

 Mch. 26, Sept. 25, Oct. 21, Dec. 3, 15, 29, 1912. Adults, 18; immature, 7. 



Collectors' measurements (4 adult males, 8 adult females) : 



Head and body Tail Foot Ear 



& 75 (70-80) 0 19 (19-19) 41 (40-42) 



9 75.8 (73-79) 0 19 (18-20) 41.7 (40-43) 



