third maxillipeds

third maxillipeds
Outermost pair of mouth parts of a decapod crustacean; used, with the assistance of two other pairs of maxillipeds and two pairs of maxillae, for holding food until it can be pushed into the esophagus by the mandibles [Bliss, 1982].

Crustacea glossary. . 2011.

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  • buccal frame — structure of brachyuran decapods enclosing mouth parts, its sides formed by free anterolateral edges of carapace, its front delimited by epistome, and commonly closed by operculiform third maxillipeds [Moore and McCormick, 1969]. (Order Decapoda) …   Crustacea glossary

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  • buccal cavity — Cavity on ventral surface of body in which mouth parts are situated; bounded anteriorly by epistome, laterally by free edges of carapace. Within this frame lie the mouth parts, which in most Brachyura are covered by operculiform third maxillipeds …   Crustacea glossary

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  • brood chamber — (Order Cumacea): In female, chamber formed on ventral surface of pereon by oostegites on last (third) maxillipeds and on first three pereopod pairs. (Syn. brood pouch, marsupium) [Stachowitsch, 1992]. (Order Leptostraca): In female, space between …   Crustacea glossary

  • buccal cavern — Space, especially in crabs, enclosing the mouthparts and more or less covered by third maxillipeds, defined anteriorly by epistome and laterally by pterygostomial region, sometimes by ridges. (Syn. buccal frame) [Poore, 2004] …   Crustacea glossary

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