lateral gastrocardiac markings
Insertions of attractor epimeralis muscle in brachyuran decapods lacking branchiocardiac groove [McLaughlin, 1980].
Insertions of attractor epimeralis muscle in most Brachyura, in which the branchiocardiac groove has disappeared [Moore and McCormick, 1969].
(Order Decapoda):
In crab-like (brachyuran) decapod, marking on each side of carapace formed by insertion of attractor epimeralis muscle (if normal point of insertion— branchiocardiac groove—is absent) [Stachowitsch, 1992].

Crustacea glossary. . 2011.

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