from The Century Dictionary.

  • In Agassiz's classification, an order of selachians or sharks having the endoskeleton and parts of the skull calcified; pterygoquadrate articulated with the cranium and sometimes bearing teeth; fins, except the caudal, with stout anterior spines; and shagreen scales quadrate and compactly arranged.
  • The name originally given by Agassiz to the family Acanthodidæ (which see).


Sorry, no etymologies found.


    Sorry, no example sentences found.


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