Figure F11. Photograph of ichnofossils. A. A healed fracture cuts Planolites (interval 186-1150B-20R-6, 21-32 cm). B. Chondrites (interval 186-1150B-27R-4, 20-35 cm). C. Zoophycos (interval 186-1150B-43R-3, 26-40 cm).