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.

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

  • chilidium — chi·lid·i·um …   English syllables

  • chilidium — ēəm noun ( s) Etymology: New Latin, from chil + idium : the convex plate that covers the cardinal process of the dorsal valve of certain brachiopods …   Useful english dictionary

  • chilidial — kīˈlidēəl adjective Etymology: New Latin chilidium + English al : of or relating to a chilidium …   Useful english dictionary

  • notodeltidium — see chilidium …   Dictionary of invertebrate zoology

  • notothyrium — n. [Gr. notos, back; thyrion, door] (BRACHIOPODA) The triangular notch in the dorsal valve, when present, open to the hinge line facilitating pedicle exit, usually closed off from the hinge plate by the chilidium; see delthyrium …   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

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”