Trace Fossils
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Trace Fossils
Paleontology
Geology 331
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Freshwater
Hardgrounds
and
Firmgrounds
and
Shoreface
Marine
Soft marine sediments
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Skolithos burrows, Miss., WV. Skolithos Ichnfacies
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Formation clues: Skolithosburrows in Aladdin Sandstone,
Black Hills, SD
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Skolithos trace fossils in
the Cambrian of Wyoming
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Arenicola, sediment
casings, and it’s
burrow opening
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Ophiomorpha
gallery of burrows.
Eocene of
Mississippi.
Skolithos
Ichnofacies
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Callianassa
or Ghost
Shrimp
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Callianassa shrimp mounds: origin of Ophiomorpha.
Tidal flat, Florida Keys.
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Trilobite traces, Cruziana Ichnofacies
Rusophycus, resting Cruziana, crawling
Diplichnites, crawling
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Arthrophycus, Silurian. Cruziana Ichnofacies
Polychaete worm
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Palaeophycus, Mississippian. Cruziana Ichnofacies
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Olivellites, Pennsylvanian, WV. Cruziana Ichnofacies
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Rhizocorallium, Penn. WV. Cruziana Ichnofacies
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Bioturbation from abundant trace
fossils, Cruziana Ichnofacies,
Ordovician of Wyoming
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Zoophycos, Miss., KY. Zoophycos Ichnofacies
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Zoophycos
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Turbidite beds in Kentucky
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Escape structure,
Mississippian
turbidite, KY
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Helminthoidea, Tertiary. Nereites Ichnofacies
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Paleodictyon, Nereites Ichnofacies
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Psuedofossils: Load casts, Miss., WV.