articular ridge
In cirripeds (Balanomorpha), linear elevation on tergal margin of scutum or scutal margin of tergum close to articular furrow and with it forming articulation between these plates [Moore and McCormick, 1969].
(Subclass Cirripedia):
() [Anderson, 1980].
Balanus trigonus: wall plates, exploded; and interior of operculum. [Anderson, 1980]
(Subclass Cirripedia):
Linear elevation on scutum or tergum bordering articular furrow and with it forming articulation between with two valves (balanomorph Cirripedia) [McLaughlin, 1980].

Crustacea glossary. . 2011.

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