The trends of karyotypic evolution for the genus Channa. The thick blue arrow shows the most likely main trend in karyotypic evolution. The lower rectangle shows the ancestral karyotype. fu – centric fusions, fiss – centric fissions, per inv – pericentric inversions, polypl – polyploidization.

 
 
  Part of: Prazdnikov DV (2023) Chromosome complements of Channa lucius and C. striata from Phu Quoc Island and karyotypic evolution in snakehead fishes (Actinopterygii, Channidae). Comparative Cytogenetics 17(1): 1-12. https://doi.org/10.3897/compcytogen.v17.i1.94943