shell spine
Shield
Anterior part of cephalothorax in hermit crabs [McLaughlin, 1980].
(Order Decapoda):
Anterior, better calcified section of cephalothorax in front of cervical groove in hermit crabs. (subcordate, subquadrate; convex, flattened; with granules, with tufts of hair). (Syn. anterior shield) [Stachowitsch, 1992].

Crustacea glossary. . 2011.

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