


Consistency (CI) and retention (RI) indices were used for identifying endemic, characteristic, and possibly endemic species. Six PAE were performed, combined or not, with Goloboff fit (k=0 and 2) using species potential distributions of 429 terrestrial mammals overlaid on 248 by 232 quadrats of 1° latitude-longitude countrywide. e-mail: of endemism of Mexican terrestrial mammals using ecological niche modeling projected as species potential distributions were identified to compare its performance with a previous analysis that used point occurrence data, and to incorporate Goloboff fit to Parsimony Analysis of Endemicity (PAE) for improving identification of areas of endemism. Research Assistant, Instituto de Biología, UNAM. Professor, Facultad de Ciencias, UNAM, Mexico. in Natural Sciences, Universidad Nacional de La Plata, Argentina. Professor, Instituto de Biología, UNAM, Mexico. in Natural Resources, The University of Michigan, Ann Arbor MI, USA. Address: Circuito Exterior s/n, Ciudad Universitaria, Apdo.

Postdoctoral Student, Instituto de Biología, UNAM, Mexico. in Biological Sciences, Facultad de Ciencias, Universidad Nacional Autónoma de México, (UNAM), Mexico. Tania Escalante, Víctor Sánchez-Cordero, Juan J. Areas of endemism of mexican terrestrial mammals: a case study using species ecological niche modeling, parsimony analysis of endemicity and goloboff fit
