Fig. 6 in Devonian antiarch placoderms from Belgium revisited

Fig. 6. Dermal plates of antiarch placoderm Asterolepis sp. 1, from Hingeon (Namur Province), Upper Givetian, Devonian. A. IRSNB P.1457, Pp, external view. B. IRSNB P.1456, Nu, external view. C. IRSNB P.1456 and 1457, Pp and Nu, external view. D. IRSNB P.1458, PMD, external and internal views; photograph (D 1), explanatory drawing (D 2). E. IRSNB P.1459b, AVL, external and internal views, counter-part of IRSNB P.1459a. F. IRSNB P.1459a, AVL, external and internal views; photograph (F ), explanatory drawing (F ). Drawings from Gross 1965. Scale bars 10 mm.