The cartilaginous-fish clade, including sharks, ray fish and chimaeras. Extant lack of extensive bone does not demonstrate that their ancestors never possessed it.
The little skate, used experimentally to compare branchial and appendage patterning.
A living holocephalan cartilaginous fish, distinct from a genetic chimera.
A member of the batoid cartilaginous-fish lineage.

Ancestors (7)

  1. Gnathostome
  2. Vertebrate
  3. Animal
  4. Eukaryote
  5. Organism
  6. Biology
  7. Home

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Synonyms (1)

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