TY  - JOUR 
T1  - Allozyme and cytogenetic analysis in two species of <i>Hypostomus</i> (Siluriformes: Loricariidae) from the Paraguai River basin, Brazil: occurrence of B microchromosome and intrapopulation heterochromatic polymorphism in <i>H. boulengeri</i>
JO  - Neotropical Ichthyology
A1  - Paiva, Suzana de
A1  - Porto, Fernanda Errero
A1  - Codognotto, Flávio José
A1  - Fernandes, Carlos Alexandre
A1  - Rossi, Margarida Maria Vieira
A1  - Borin-Carvalho, Luciana Andreia
A1  - Portela-Castro, Ana Luiza de Brito
A1  - Zawadzki, Claudio Henrique
A1  - Renesto, Erasmo
A1  - Martins-Santos, Isabel Cristina
SN  - 1679-6225
UL  - 10.1590/1982-0224-2023-0117
VL  - 22 
Y1  - 2024
PB  - Brasil 
ER  -