TY  - SER
AU  - Fernandes Matioli,F.M.C.
AU  - Marchetto,M.C.N.
AU  - Toledo Filho,Silvio Almeida de
AU  - Almeida de Toledo,Lurdes F.
TI  - High intraspecific karyological conservation in four species of Gymnotus (Pisces : Gymnotiformes) from Southeastern Brazilian basins
KW  - Gymnotus
KW  - C-Banding
ER  -