Posterior region of the decapod foregut [Brusca and Brusca, 2002].
(Order Decapoda):
Posterior and smaller division of stomach; separated from large anterior cardiac stomach by cardiopyloric valve. Characterized by highly folded, setose walls (filtering apparatus), plates, and valve-like structures. Opens into intestine; pair of ducts from hepatic cecum enter posterior end of pyloric stomach [Stachowitsch, 1992].
(Order Mysida):
Stomach [Stachowitsch, 1992].
(Order Stomatopoda):
Posterior and smaller division of stomach. Separated from large anterior cardiac stomach by filtering apparatus; opens into midgut via ampulla. Contains complex of plates (ossicles) [Stachowitsch, 1992].
(Order Leptostraca):
Stomach [Stachowitsch, 1992].
(Superorder Syncarida):
Stomach [Stachowitsch, 1992].
(Order Thermosbaenacea):
Stomach [Stachowitsch, 1992].
(Order Euphausiacea):
Posterior and smaller division of stomach; separated from larger anterior cardiac stomach by cardiopyloric valve. Opens into midgut [Stachowitsch, 1992].
Crustacea glossary. Natural History Museum of Los Angeles County. 2011.