n. [Gr. homoios, like; dim. cheilos, lip]
An external triangular plate that closes most or only the apical part of the notothyrium.

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

  • chilidium — n. [Gr. dim. cheilos, lip] (BRACHIOPODA) A plate covering the notothyrium, when present, in the dorsal valve; chilidial plates if more than one; see homeochilidium …   Dictionary of invertebrate zoology

  • homoeochilidium — see homeochilidium …   Dictionary of invertebrate zoology

  • lamp shells — ▪ animal Introduction also called  brachiopod,         any member of the phylum Brachiopoda, a group of bottom dwelling marine invertebrates. They are covered by two valves, or shells; one valve covers the dorsal, or top, side; the other covers… …   Universalium

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