Cruziana d’Orbigny, 1842


DESCRIPTION: Elongate, bilobate ribbon-like furrows with medial ridges (concave epirelief) or medial grooves (convex hyporelief) and furrows are covered by a herring-bone-like, transverse, longitudinal striations.

BEHAVIOR(S): Crawling trail, dwelling or feeding burrow, or digging trace of a deposit-feeding organism.

ENVIRONMENTAL SETTINGS: Shallow-marine settings and some freshwater deposits like flood plains, fluvial channels and lacustrine deposits.

POSSIBLE TRACEMAKERS: Trilobites, arthropods, brachiopods, and some vertebrates.

GEOLOGIC RANGE: Cambrian–recent (Cambrian–Triassic : Zonneveld et al., 2002)

ADDITIONAL REFERENCES: Bromley and Asgaard, 1979; Fillion and Pickerill, 1990; Zonneveld et al., 2002