gastric ossicles

gastric ossicles
(ARTHROPODA: Crustacea)
The teeth of the gastric mill.

Online Dictionary of Invertebrate Zoology. . 2005.

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  • gastric mill — noun thick walled muscular pouch below the crop in many birds and reptiles for grinding food • Syn: ↑gizzard, ↑ventriculus • Hypernyms: ↑pouch, ↑pocket * * * noun : a grinding apparatus consisting of several movable calcareous or chitinous pieces …   Useful english dictionary

  • gastric mill — A food grinding apparatus in the foregut of decapod crustaceans; in penaeid shrimps, consists of denticles (tooth like processes) and lateral ridges in wall of anterior chamber; in crayfishes, lobsters, and crabs, consists of one dorsal and two… …   Crustacea glossary

  • ossicles — Small, hard plates and projections of the internal gastric skeleton of decapod crustaceans; serve in part for attachment of muscles that move the foregut [Bliss, 1982]. (Order Decapoda): One in a complex of rigid, plate like structures associated …   Crustacea glossary

  • gastric — mill (ARTHROPODA: Crustacea) 1. Thickened and calcified parts in the cardiac stomach lining composed of moveable articulated ossicles used to break up food. 2. In Acrothoracica, chitinous triturating apparatus in the foregut; masticatory stomach …   Dictionary of invertebrate zoology

  • zygocardiac ossicles — (ARTHROPODA: Crustacea) In Decapoda, triangular plates projecting into the cavity of the cardiac stomach from each side usually bearing denticles; part of the gastric mill …   Dictionary of invertebrate zoology

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