Crustacea glossary. Natural History Museum of Los Angeles County. 2011.
somite — A body segment, especially of the abdomen [Chace and Hobbs, 1969]. Body segment, as in abdominal somites 1 6 [Poore, 2004]. Body segment, especially of the abdomen [Butler, T.H.]. Division of body (head, thorax, abdomen) with exoskeleton… … Crustacea glossary
thorax — Anteriormost division of the crustacean trunk [Brusca and Brusca, 2002]. Middle body region of eight somites bearing maxillipeds and pereopods [Poore, 2004]. see Cephalothorax [Butler, T.H.]. Tagma between cephalon and abdomen comprising anterior … Crustacea glossary
toothed furrow — (Subclass Mystacocarida): Pair of elongate, toothed depressions, one in dorsolateral surface of each thoracoabdominal somite, in maxillipedal somite (maxillipedal lateral toothed furrow), and in posterior region of cephalon (maxillary lateral… … Crustacea glossary
trunk — Postcephalic portion of body. (Syn. thorax) [Moore and McCormick, 1969]. Postcephalic portion of body [McLaughlin, 1980]. The postcephalic body of a crustacean, sometimes divisible into an anterior thorax and posterior abdomen [Brusca and Brusca … Crustacea glossary
cephalon — A term that refers to the head of a crustacean [Brusca and Brusca, 2002]. Anterior region of the body bearing the antennules, antennae, eyes, mandibles, maxillules, and maxillae [Holdich and Jones, 1983]. Anteriormost tagma, bearing eyes, mouth,… … Crustacea glossary
tagma — Major division of body (e.g., head, thorax, abdomen), each composed of varying number of somites. (Pl. tagmata) [McLaughlin, 1980]. Major division of body (e.g., head, thorax, abdomen), each composed of varying number of somites [Moore and… … Crustacea glossary
thoracoabdomen — (Subclass Mystacocarida): According to interpretation dividing body into cephalon, maxillipedal somite, and thoracoabdomen, tagma including last nine somites as well as telson and caudal furca. First four thoracoabdominal somites bear appendages… … Crustacea glossary
pereon — Anterior portion of trunk with thoracopods, exclusive of maxillipedal somites and appendages. (Syn. paraeon, pereion) [McLaughlin, 1980]. Term referring to the free (unfused) thoracomeres posterior to the maxilliped bearing thoracomeres in… … Crustacea glossary
