A new allopatric lineage of the rodent Deltamys (Rodentia: Sigmodontinae) and the chromosomal evolution in Deltamys kempi and Deltamys sp. - Ventura, Karen; Fagundes, Valeria; D'Elía, G.; Christoff, Alexandre Uarth; Yonenaga-Yassuda, Yatiyo (Cytogenetic and Genome Research, 2011)