Nelson, G. J. and Platnick, N. I. 1981. Systematics and biogeography: Cladistics and vicariance. Columbia University Press.
Niethammer, J. 1964. Contribution a la connaissance des mammiferes terrestres de l'ile Indefatigable (=Santa Cruz), Galapagos. Resultats de l'expedition Allemagne aux Galapagos 1962/63. Mammalia. Vol. 28, pp. 593-606.
Nitikman, L. Z. and Mares, M. A. 1987. Ecology of small mammals in a gallery forest of central Brazil. Annals of Carnegie Museum. Vol. 56, pp. 75-95.
Nixon, K. C. and Carpenter, J. M. 1993. On outgroups. Cladistics. Vol. 9, pp. 413-426.
Nixon, K. C., Wheeler, Q. D. and Novacek, M. J. 1992. Extinction and the origin of species. pp. 119-143. Columbia University Press.
Nowak, R.M. 1999. Walker's mammals of the world, volume 2, 6th edition. Johns Hopkins University Press.
