Figure 5
From: A platysomid occurrence from the Tournaisian of Nova Scotia

Detail of dorsal fin of platysomid specimen NSM 017.GF.017.001. Scale bar = 10 mm. dfr, dorsal fin rays; dgs, dorsal guard scales; ra, dorsal fin radial.
From: A platysomid occurrence from the Tournaisian of Nova Scotia
Detail of dorsal fin of platysomid specimen NSM 017.GF.017.001. Scale bar = 10 mm. dfr, dorsal fin rays; dgs, dorsal guard scales; ra, dorsal fin radial.