A review on the cytogenetics of the tribe Oryzomyini (Rodentia: Cricetidae: Sigmodontinae), with the description of new karyotypes Author Moreira, Camila Do Nascimento Author Ventura, Karen Author Percequillo, Alexandre Reis 0000-0001-9490-5457 cmoreirabio@gmail.com Author Yonenaga-Yassuda, Yatiyo text Zootaxa 2020 2020-11-06 4876 1 1 111 journal article 7983 10.11646/zootaxa.4876.1.1 4ee8b608-7c73-4980-9e86-3e3719e91c7f 1175-5326 4423612 190EC586-E14B-4AEF-A5EF-3DA401656159 Neacomys rosalindae Karyotype: 2n = 48 and FN = 50. Autosomal complement: two small metacentric pairs, and 21 acrocentric pairs (one large, and the remaining medium to small decreasing in size). Sex chromosomes: X, a medium submetacentric; Y, a small acrocentric ( Sánchez-Vendizú et al . 2018 , pp. 16, Fig. 7A ).