Fig. 5 in Devonian antiarch placoderms from Belgium revisited

Fig. 5. Dermal plates of antiarch placoderm Grossilepis rikiki sp. nov., from Moresnet, Liège Province (A, E), Strud, Namur Province (B–D, F), Famennian, Devonian. A. IRSNB P.9253a, skull roof, external view; photograph (A 1), under water immersion; explanatory drawing (A 2), dotted line obtained by mirror image. B. IRSNB P.9254, AMD, external view, whitened with ammonium chloride. C. IRSNB P.9257, ML2, external and internal views, dotted line based on IRSNB vert 31594-007. D. IRSNB P.9255a, AMD, internal view; photograph (D 1), explanatory drawing (D 2). E. IRSNB P.9256a, PMD, external and internal views, dotted line based on the counterpart IRSNB P.9256b. F. IRSNB P.9258a, CV1, external view. Scale bars 10 mm.