ADDUCTOR PIT
adductor pit: translation
In cirripeds, depression on interior of scutum for attachment of adductor muscle, located between adductor ridge and occludent margin [Moore and McCormick, 1969].
(Subclass Cirripedia):
Barnacle plate feature: on inner surface of scutum, depression marking attachment point of adductor muscle. In unstalked barnacle, located between adductor ridge and occludent margin [Stachowitsch, 1992].
(Subclass Cirripedia):
Depression on inner surface of scutum between adductor ridge and occludent margin for attachment of adductor muscle (thoracic Cirripedia) [McLaughlin, 1980].