trachyacanthid love

Definitions

from The Century Dictionary and Cyclopedia

  • n. A hypothetical stage, in the phytogeny of the fishes, in which the dentition was plate-like and permanent and the dermal armor was gradually becoming reduced in transition from the plated Paleozoic fishes to the shagreencoated sharks. Trachyacan thids have also been supposed to occupy a position intermediate between sharks and chimæroids.

Etymologies

Sorry, no etymologies found.

Examples

Sorry, no example sentences found.

Comments

Log in or sign up to get involved in the conversation. It's quick and easy.