Made available in DSpace on 2022-04-28T19:51:59Z (GMT). No. of bitstreams: 0 Previous issue date: 2022-01-01; Oryzomyini is the most diverse tribe of subfamily Sigmodontinae, comprising 30 genera and 147 extant species. Cytogenetic studies on Oryzomyini reflect this diversity, revealing an exceptional range of karyotype variability, with chromosome numbers ranging from 2n = 16 to 2n = 88. In addition, some spec...