Definitions

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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 McCormick, 1969]
(Taxon-specific: Order Cladocera) Major division of body. Typically a head and trunk are distinguished, although the body may be considered to consists of head, thorax, abdomen, and postabdomen. Fully developed carapace covers only trunk. [Stachowitsch, 1992]
(Taxon-specific: Order Notostraca) Major division of body (head, thorax, abdomen). [Stachowitsch, 1992]
(Taxon-specific: Order Diplostraca) Major division of body (head, trunk). Both tagmata are covered by carapace. [Stachowitsch, 1992]
(Taxon-specific: Order Anostraca) Major division of body (head, thorax, abdomen). (See also trunk). [Stachowitsch, 1992]
(Taxon-specific: Class Cephalocarida) Major division of body (cephalon, thorax, abdomen). (See also trunk). [Stachowitsch, 1992]
(Taxon-specific: Order Tanaidacea) One of three major divisions of body (according to interpretation: head, thorax, pleon = abdomen; head, pereon, pleon; cephalothorax, pereon, pleon). [Stachowitsch, 1992]
(Taxon-specific: Order Decapoda) Major division of body (cephalothorax, abdomen). [Stachowitsch, 1992]
(Taxon-specific: Order Amphipoda) One of three major divisions of body (cephalon = head, pereon, abdomen = pleon).
See: Cephalothorax [Stachowitsch, 1992]
(Taxon-specific: Order Isopoda) One of three major divisions of body (cephalon, pereon, pleon).
See: Cephalothorax [Stachowitsch, 1992]
(Taxon-specific: Order Mysida) One of basically three major divisions of body (head, thorax, abdomen). (See also cephalothorax). [Stachowitsch, 1992]
(Taxon-specific: Order Stomatopoda) Major division (cephalon, thorax, abdomen) of body. [Stachowitsch, 1992]
(Taxon-specific: Order Leptostraca) Major division of body (cephalon, thorax, abdomen). [Stachowitsch, 1992]
(Taxon-specific: Subclass Branchiura) Major division of body. According to interpretation, one may distinguish either cephalothorax and abdomen or head (cephalon), pereon, and abdomen (pleon). [Stachowitsch, 1992]
(Taxon-specific: Subclass Cirripedia) Major division of body (head, thorax; in ascothoracican, head, thorax, abdomen). [Stachowitsch, 1992]
(Taxon-specific: Subclass Copepoda) A major region of the body defined by a common function. [Boxshall and Halsey, 2004]
(Taxon-specific: Subclass Mystacocarida) Major division of body. According to interpretation, one may distinguish either head (cephalon), maxillipedal somite, and thoracoabdomen or head, thorax, and abdomen. [Stachowitsch, 1992]
(Taxon-specific: Class Ostracoda) Major division of body (cephalosome, metasome, and urosome, or prosome (cephalosome + metasome) and urosome). [Stachowitsch, 1992]
(Taxon-specific: Superorder Syncarida) One of three major divisions of body (head, thorax, abdomen). [Stachowitsch, 1992]
(Taxon-specific: Order Thermosbaenacea) One of three major division of body (cephalon, thorax, abdomen). [Stachowitsch, 1992]
(Taxon-specific: Order Euphausiacea) One of two major divisions of body (cephalothorax, abdomen). [Stachowitsch, 1992]