TY  - JOUR 
T1  - Chromosomal characterization of Amazonian freshwater stingrays with evidence for new karyomorphs and XX/XY sex chromosomes
JO  - Genetics and Molecular Biology
A1  - Valentim, Francisco Carlos de Souza
A1  - Porto, Jorge Ivan Rebelo
A1  - Feldberg, Eliana
SN  - 1415-4757
UL  - 10.1590/1678-4685-GMB-2018-0229
VL  - 42 
Y1  - 2019
PB  - Brasil 
ER  -