Fig. 8. Fossil lateral arm plates (LAPs) of ophiacanthid brittle stars in external (a) and internal (b) views. 1. <i>Lapidaster</i> sp. nov. innom. 1 from the late Toarcian (Early Jurassic) of Seewen, Switzerland; NHMB M11208, proximal to median LAP. 2-4. <i>Lapidaster wolfii</i> gen. et sp. nov. from the Bajocian-Bathonian boundary (Middle Jurassic) of Touert, France. 2. GZG.INV.78508 (holotype), proximal LAP. 3. GZG. INV.78509 (paratype), median LAP. 4. GZG.INV.78510 (paratype), distal LAP. 5-7. <i>Lapidaster varuna</i> gen. et sp. nov. from the Callovian of Jumara, India. 5. GZG.INV.78511 (holotype), proximal LAP. 6. GZG.INV.78512 (paratype), median LAP. 7. GZG.INV.78513 (paratype), distal LAP. One common scale bar per species is given.
Thuy, T. 2013. Temporary expansion to shelf depths rather than an onshore-offshore trend: the shallow-water rise and demise of the modern deep-sea brittle star family Ophiacanthidae (Echinodermata: Ophiuroidea). <i>European Journal of Taxonomy</i> 48: 1-242.
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