62 Bulletin American Museum of Natural History [Vol. XL VII 



the upper and the lower surfaces of the tail; still later, in specimens one- 

 third to half grown, both surfaces of the tail are grizzled black and white, 

 with the sides and tip white, and the body pelage, in texture and colora- 

 tion, has become like that of adults, the juvenal coat having been re- 

 placed by molt. 



Anomaluridje 



The one hundred and twenty-five specimens of Anomaluridse repre- 

 sent three of the four superspecific groups of this family proposed by 

 Matschie in 1914, 1 and are referable to three forms. 



Anomalurus Waterhouse 



Anomalurus Waterhouse, 1842, Ann. Mag. Nat, Hist., X, pp. 201, 202; 1842, 

 Proc. Zool. Soc. London, (January 1843), pp. 124-127. Genotype, by monotypy 

 (also by original designation), Anomalurus fraseri Waterhouse. 



Arosethrus Waterhouse, 1842, Proc. Zool. Soc. London, (January 1843), 

 p. 124, footnote. Substitute name to replace Anomalurus Waterhouse in case the 

 latter is found to be preoccupied. 



Anomalurus, as restricted by Matschie (loc. cit., 1914), includes about a dozen 

 forms, the greater part of which are subspecies of A. fraseri. 



Anomalurus jacksoni jacksoni de Winton 



Anomalurus jacksoni de Winton, 1898, Ann. Mag. Nat. Hist,, (7) I, March, p- 

 251. Ntebe (=Entebbe), Uganda. 



Anomalurus jacksoni Thomas, 1915, Ann. Mag. Nat, Hist,, (8) XVI, December, 

 p. 472. Moera (1), Medje (2), Poko (5 specimens). 



Represented by 58 specimens (25 males, 29 females, all adult but 3, 

 including 4 in alcohol, 4 skeletons, and a skull), collected as follows: 



Avakubi, 2 (c? , 9 in alcohol), March 31, April 14, 1914. 



Medje, 28 (12 &, 13 9 ; 2 in alcohol, 4 skeletons), January 20-24, 

 March 6-21, April 9-26, May 2, August 1, 3, September 9, 16, October 

 6, 1910. 



Gamangui, 1 (skull only), February 1, 1910. 



Niapu, 16 (10 d 1 , 6 9 ), November 12-18, December 2-19, 1913. 



Akenge, 7 (d\ 6 9 — 1 9, embryo in alcohol), September 29-30, 

 October 9, 11,28,31, 1913. 



Panga, 4 (cf, 3 9 ), September 14-18, 1914. 



Collectors' measurements of 16 adult specimens (9 cT, 79) from 

 Medje: 



Total Length Head and Body Tail Vertebrae Hind Foot Ear 



c? 549 (518-563) 317 (296-332) 237 (228-250) 61 (58-63) 38.5 (36-41) 

 9 582 (559-621) 331 (319-342) 258 (240-280) 63 (62-65) 40.0 (39-41) 



l 'Ein neuer Anomalurus von der Elfenbeinkuste.' Von Paul Matschie. 1914, SitzuDgsb. Ges. 

 naturf. Freunde Berlin, No. 7, July, pp. 349-351. (1) Anomalurus Waterhouse, (2) Anomalurodon, 

 (3) Anomalurops, (4) Anomalurella. 



