hamitoconic

形容词 adj.

英文释义

形容词 adj.
  1. Having a shell which has two or more straight shafts, like some heteromorph ammonites such as Polyptychoceras.
    — Juveniles had virtually all possible types of coiling of their shells, ranging from regular planispiral and orthoconic to torticonic, hamitoconic and gyroconic.
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