caudal rami
Pair of appendage-like or spine-like processes borne on anal somite in primitive crustaceans [Brusca and Brusca, 2002].

Crustacea glossary. . 2011.

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  • caudal ramus — One of paired appendages constituting caudal furca, usually rodlike or bladelike, sometimes filamentous and multiarticular. (Syn. caudal filament, caudal style, cercus, cercopod, furcal ramus, stylet) [McLaughlin, 1980]. Single appendage of… …   Crustacea glossary

  • caudal furca — Pair of caudal rami [Moore and McCormick, 1969]. Paired caudal rami of terminal abdominal segment or telson. (Syn. furca) [McLaughlin, 1980]. (Order Cladocera): Caudal ramus [Stachowitsch, 1992]. (Order Notostraca): Caudal ramus [Stachowitsch,… …   Crustacea glossary

  • Caudal ramus — The caudal ramus (caudal rami) is a characteristic feature of primitive Crustaceans. Located on the anal somite (telson segment), the caudal ramus s a pair of appendage like or spine like protrusions. Specific structures which are rod or blade… …   Wikipedia

  • caudal furca — (ARTHROPODA: Crustacea) Paired caudal rami of the terminal abdominal segment or telson; small lobes or spines situated near the terminus of the telson …   Dictionary of invertebrate zoology

  • caudal ramus — pl. rami (ARTHROPODA: Crustacea) One of paired appendages, usually rodlike or bladelike, sometimes filamentous and multiarticular just anterior to the anal segment or telson; caudal filaments; caudal style; cercus; cercopod; furcal ramus; stylet …   Dictionary of invertebrate zoology

  • abdomen — Posterior part of body, of six segments or somites, sometimes including tailfan [Poore, 2004]. Region of the body posterior to cephalothorax, consisting of six body segments and telson (see Fig. 13) [Hobbs and Jass, 1988]. That part of the body… …   Crustacea glossary

  • telson — ( ) [Baba, 2005]. Entire animal, right appendages omitted, dorsal view, based on Munida. [Baba, 2005] Last somite of body, bearing arms and commonly caudal furca or pair of cerci, growth zone for postcephalic somites located at its anterior edge …   Crustacea glossary

  • anus — (Order Cladocera): Posterior opening of digestive tract at end of postabdomen. (terminal, on dorsal margin) [Stachowitsch, 1992]. (Order Notostraca): Posterior opening of digestive tract at end of telson; located between caudal rami and may be… …   Crustacea glossary

  • crustacean — /kru stay sheuhn/, n. 1. any chiefly aquatic arthropod of the class Crustacea, typically having the body covered with a hard shell or crust, including the lobsters, shrimps, crabs, barnacles, and wood lice. adj. 2. belonging or pertaining to the… …   Universalium

  • seta — A cuticular hair arising from the outside of the exoskeleton [Warner, 1977]. A cuticular outgrowth having recognizable basal articulation [Ingle, 1992]. A cuticular process that is clearly articulated with the basal cuticle. This structure comes… …   Crustacea glossary

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