Definitions

(Taxon-specific: Class Ostracoda) Complementary interlocking articulatory structures on inner dorsal margin of valves.
See: Adont hinge, Merodont hinge, Lophodont hinge, Pentodont hinge, Holomerodont hinge, Antimerodont hinge, Entomodont hinge, Gongylodont hinge, Amphidont hinge, Holamphidont hinge, Hemiamphidont hinge, Schizodont hinge [Cohen, Peterson, and Maddocks, in press]
(Taxon-specific: Class Ostracoda) In carapace, structures along dorsal margin serving in articulation of two valves. If fully developed, consists of a series of teeth and ridges that fit into sockets and grooves of opposite valve; one may distinguish anterior, anteriomedian, posteromedian, and posterior hinge elements. (adont, amphidont, archidont, desmodont, entomodont, heterodont, lobodont, merodont, schizodont, taxodont). [Stachowitsch, 1992]