delthyrium

noun del·thy·ri·um

Definition of delthyrium

plural

delthyria

\-rēə\
  1. :  the opening between the beak and the hinge through which the pedicle of certain brachiopods extends

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Origin and Etymology of delthyrium

New Latin, probably irregular from Greek dēlos clear, visible, evident + thyrion little door, diminutive of thyra door


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