| new karyologycal data and cytotaxonomic considerations on small mammals from santa virgínia (parque estadual da serra do mar, atlantic forest, brazil). | atlantic forest, in the eastern coast of brazil, is a hotspot of biodiversity of mammals, and parque estadual da serra do mar (pesm) is the largest continuous area of this biome. here, we characterized the karyotype composition of the small mammals from santa virgínia, a region in the northern part of pesm. specimens were collected from july 2008 to september 2009. we identified 17 species (13 rodents and 4 marsupials) from which 7 exhibited species-specific karyotypes, illustrating the importan ... | 2014 | 24744831 |