criocone

English

Etymology

(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)

Noun

criocone (plural criocones)

1. (malacology) An organism or fossil with a crioconic shell, or such a shell itself.
   • 2002, K. Histon, Albert Daurer, Cephalopods, present and past:

     Small planospiral criocones with partially coiled whorls (microconchs) or completely uncoiled (macroconchs). Whorl-section hexagonal, rounded up to round. The protoconch and the first whorl unknown, but [...]

Adjective

criocone

1. (malacology) Crioconic.
   • 1927, Sydney Savory Buckman, Martin Simpson, George Young, Type Ammonites:

     [...] disturbance to such a form might produce rapid acceleration in two ways — in shape, from serpenticone to criocone, in ornament, from tuberculate to costate, that is, costate post-tuberculate.

Anagrams

• coercion