phylogenetic evaluation of taxonomic definition of didelphid mouse opossum of the genus thylamys from valleys of coquimbo region, chile.only two species of didelphidae are currently recognized in chile, the sister species thylamys elegans, endemic of mediterranean ecorregion and thylamys pallidior, the inhabitant of the puna and desert canyons. three subspecies have been described for t. elegans: t. e. elegans, t. e. coquimbensis and t. e. soricinus. however, a recent study based on morphological analyses, synonymized t. elegans coquimbensis from the coquimbo valleys (30-31° s) with t. pallidior and proposed that t. elegans and ...201627394783
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