: a genus of small slender possibly degenerate fishes having generalized toothless jaws and a single small dorsal fin and found in the Carboniferous and Permian formations
First Known Use of Acanthodes
1834, in the meaning defined above
History and Etymology for Acanthodes
New Latin, from Greek akanthōdēs thorny, spiny, from akanth- acanth- + -ōdēs -ode