(Order Cladocera):
Digestive cecum [Stachowitsch, 1992].
(Order Notostraca):
One of two outpocketings of midgut. Elongate and extensively branched with carapace. Opens into digestive tract posterior to esophagus/midgut border. (Syn. midgut diverticulum, digestive gland) [Stachowitsch, 1992].
(Order Diplostraca):
Digestive cecum [Stachowitsch, 1992].
(Order Anostraca):
Midgut diverticulum [Stachowitsch, 1992].
(Order Decapoda):
Hepatic cecum [Stachowitsch, 1992].
(Order Amphipoda):
Midgut cecum [Stachowitsch, 1992].
(Order Mysida):
Dorsal cecum, lateral cecum [Stachowitsch, 1992].
(Order Stomatopoda):
Digestive gland [Stachowitsch, 1992].
(Order Leptostraca):
Midgut cecum, rectal cecum [Stachowitsch, 1992].
(Subclass Branchiura):
Highly branched diverticulum, one extending from each side of anterior midgut. Fills greater part of carapace after fish louse feeds on host tissues [Stachowitsch, 1992].
(Subclass Cirripedia):
Digestive cecum. (Syn. caecum) [Stachowitsch, 1992].
(Subclass Copepoda):
Unpiared anterior extension of stomach. (See also lateral midgut diverticulum). (Syn. midgut cecum, anterior midgut cecum) [Stachowitsch, 1992].
(Class Ostracoda):
Pair of large outpocketings or one of numerous smaller outpocketings of anterior section (stomach) of midgut. (Syn. caecum, liver) [Stachowitsch, 1992].
(Superorder Syncarida):
In anaspidacean, one of numerous relatively thin tubules arising at anterior end of midgut and extending posteriorly to end of thorax. Also refers to short dorsal ceca of midgut, one at level of first abdominal somite, the other level at fifth. (Syn. digestive cecum) [Stachowitsch, 1992].

Crustacea glossary. . 2011.

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  • cecum — variant of CAECUM (Cf. caecum) …   Etymology dictionary

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