Fig. 1. Ophiacanthid brittle−star <i>Ophiosternle crinitum</i> (Quenstedt, 1876), GPIT/69/96−24 (holotype), from the Reef debris beds within the Mergelstetten Formation (Hybonoticeras beckeri Zone, Lithacoceras ulmense Subzone), latest Kimmeridgian, Late Jurassic of Buchenbrunnen near Steinenfeld, S−Germany. A. Complete specimen in ventral view. B. Detail of dorsal side showing arm base and distal tip of radial shields. C. Detail of disc in dorsal view. D, E. Detail of disc in ventral view; photograph (D) and explanatory drawing (E).
Thuy, B., Schulz, H. 2012. The oldest representative of a modern deep-sea ophiacanthid brittle-star clade from Jurassic shallow-water coral reef sediments. <i>Acta Palaeontologica Polonica</i>. 58(3): 525-531. DOI: 10.4202/app.2011.0192
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