coxal gill

coxal gill
(Order Amphipoda):
Respiratory structure projecting from basal segment (coxa) of pereon appendage (peropod); consists of modified epipod. Six pairs of coxal gills (on pereon segments 2-8) represent full complement. (digitiform, foliate, sac-like; walls: simple = smooth, convoluted, pleated). (Syn. branchia) See: accessory gill, sternal gill [Stachowitsch, 1992].

Crustacea glossary. . 2011.

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