Order Rodentia - Family Muridae Author Wilson, Don E. Author Reeder, DeeAnn text 2005 The Johns Hopkins University Press Baltimore Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 2 1189 1531 book chapter 0-8018-8221-4 10.5281/zenodo.7316535 Otomys lacustris G. M. Allen and Loveridge 1933 Otomys lacustris G. M. Allen and Loveridge 1933 , Bull. Mus . Comp. Zool., 75: 120 . Type Locality: Tanzania , Ukinga Mtns, north end of Lake Nyasa, Madehani, 7000 ft. Vernacular Names: Tanzanian Vlei Rat . Distribution: Isolated populations in mountains, ca. 1400-2300 m , of N Malawi , SC Tanzania (e.g., Stanley et al., 1998 ), and SW Kenya (Aberdare Range as per Taylor and Kumirai, 2001 :Fig. 1). Discussion: A distinctive form diagnosed as a subspecies of O. anchietae by its describers and thereafter placed in taxonomic compendia ( Bohmann, 1952 ; Misonne, 1974 ; Musser and Carleton, 1993 ). Morphological contrasts noted and specific status reasserted by Dieterlen and Van der Straeten (1992) ; morphological and morphometric discrimination amplified by Taylor and Kimurai (2001).