TY  - SER
AU  - Morilha Néo,D.
AU  - Bertollo,Luiz Antonio Carlos
AU  - Moreira Filho,Orlando
TI  - Morphological differentiation and possible origin of B chromosomes in natural Brazilian population of Astyanax scabripinnis (Pisces, Characidae)
KW  - Cytogenetics
KW  - Chromosomes
ER  -