cyrtomatodont

English

Etymology

See cyrto- / κυρτός (kurtós), -odont / ὀδούς (odoús).

Adjective

cyrtomatodont (not comparable)

1. (zoology, of hinge teeth) Hook-shaped, interlocking.

   Antonym: deltidiodont

Noun

cyrtomatodont (plural cyrtomatodonts)

1. (zoology) A knob- or hook-shaped hinge tooth on the shell of a brachiopod.
2. A shell or organism with such dentition.
   • 2001, David Harper, Rong Jia-Yu, “Palaeozoic brachiopod extinctions, survival and recovery”, in Geological Journal, volume 36, page 317:

     The deltidiodont morphology did not survive the end-Permian extinctions; the modern articulated brachiopod fauna is dominated by cyrtomatodonts with crurae and loops.