Fig. 4
From: Morphological evolution and diversity of pectoral fin skeletons in teleosts
Pectoral fin skeletons of Basal-Euteleostei. A–C Dorsal (medial) view of pectoral fin skeleton of Oncorhynchus masou masou (20 cm TL), focused on girdle components (B) and extremity components (C). D–F Dorsal (medial) view of pectoral fin skeleton of Plecoglossus altivelis altivelis (17 cm TL), focused on girdle components (E) and extremity components (F). CB, cartilage band; Cl, cleithrum; Co, coracoid; DR, distal radial; FR, fin ray; Mco, mesocoracoid; PR, proximal radial; Sc, scapula. Scale bars: 2 mm (A, D); 1 mm (B, C, E, F)