20 Terms
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Crustaceans
Any member of the class of arthropods that includes lobsters, crabs, shrimps, wood lice, water fleas, and barnacles.
Industry: Animals
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Crustaceans
beaked apex
Animals; Crustaceans
In cirripeds (Balanomorpha), upper angle of tergum produced into long narrow point.
carinal
Animals; Crustaceans
In cirripeds (Thoracica), toward or adjacent to compartment plate termed carina.
selvage groove
Animals; Crustaceans
In closing apparatus of valve, groove-like depression along inner margin. Separates major ridge (selvage) from minor ridge (list).
rectal cecum
Animals; Crustaceans
In digestive tract, unpaired dorsal cecum originating at end of midgut and extending over hindgut.
hinge selvage
Animals; Crustaceans
In dorsal margin (hinge area) of valve; ridge-like elevation corresponding and occasionally continuous with selvage of anterior, ventral, and posterior margins).
palpus
Animals; Crustaceans
Oval setose mandibular endopod of cirripeds, attached directly to mandible (Acrothoracica) or to lateral margin of labrum (Thoracica).
