FIG. 3. — Proeryon charbonnieri n in Large polychelidan lobsters with a rounded carapace from the Middle Jurassic La Voulte-sur-Rhône Lagerstätte: taxonomic clarifications

FIG. 3. — Proeryon charbonnieri n. sp. from the La Voulte Lagerstätte: A-C, holotype UJF-ID 14023 (former paralectotype of S. giganteus n. comb.); A, dorsal view, cross-polarized light; B, third maxillipeds and pereiopods, 3D model from CT-scan data, modified from Audo et al. (2014c); C, interpretative line-drawing; D, paratype MSNM i20703, dorsal view, cross-polarized light. Abbreviations: a, branchiocardiac groove; a1, antennula; a2, antenna; b1, hepatic groove; bc, branchial carina; bi, hepatic incision; c, postcervical groove; d, gastro-orbital groove; e1e, cervical groove; ei, cervical incision; lc, lateral carina; mdb, mandible; mxp3, third maxilliped; o, ocular incision; P1-P5, pereiopods 1 to 5; pc, postcervical carina; po, postorbital carina; s1-s5, pleonites 1 to 5. Scale bars: 50 mm. Images: D. Audo.