Figure 19. Delectopecten keaseyorum n in Paleogene marine bivalves of the deep-water Keasey Formation in Oregon, Part II: The pteriomorphs

Figure 19. Delectopecten keaseyorum n. sp. Holotype and two paratypes in matrix. A. Partial left valve exterior over nested right valve fragments, Holotype UCMP 110760. B. Right valve of paratype exterior partially overlapping holotype, UCMP 110761. C. Right valve exterior partially overlapping adjacent paratype, UCMP 110762. Scale bar for A–C=5 mm. D. Detail of fine camptonectes sculpture on holotype. E. Right valve exterior of paratype in matrix preserving ctenolium denticles in byssal notch (yellow arrow), UCMP 110763. Scale bar=1 mm.