Mt. Auburn - Holland, 1988 (Ordovician of the United States)

Where: Ohio (39.3° N, 84.3° W: paleocoordinates 26.3° S, 60.0° W)

• local area-level geographic resolution

When: Climacograptus pygmaeus graptolite zone, Mount Auburn Member (Grant Lake Formation), Maysvillian (450.2 - 449.6 Ma)

• C3 Sequence.

• member-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified, shelly/skeletal, gray packstone and grainstone

• very thin to thin bedded, wavy bedded to nodular, skeletal packstone, wackestone, and grainstone. interbedded with very thin gray fossiliferous and dolomitic claystones.

Size class: macrofossils

Preservation: original calcite, replaced with calcite, replaced with phosphate

Collection methods: bulk, surface (in situ), sieve,

Primary reference: S. M. Holland. 1988. Taphonomic effects of sea-floor exposure on an Ordovician brachiopod assemblage. Palaios 3(6):588-597 [S. Holland/S. Holland]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 5394: authorized by Steven Holland, entered by Steven Holland on 29.09.1999, edited by Pete Wagner

Creative Commons license: CC BY (attribution)

Taxonomic list

Stromatoporoidea
 Stromatoporoidea -
Stromatoporoidea indet. stromatoporoid sponge
Crinoidea
 Monobathrida - Glyptocrinidae
Glyptocrinus sp. Hall 1847 Sea lily
 Homocrinida - Anomalocrinidae
Anomalocrinus sp. Meek and Worthen 1868 Sea lily
 Homocrinida - Cincinnaticrinidae
Cincinnaticrinus sp. Warn and Strimple 1977 Sea lily
 Myelodactylida - Iocrinidae
Iocrinus sp. Hall 1866 Sea lily
Bivalvia
 Ostreida - Pterineidae
"Caritodens demissa" = Pterinea demissa
"Caritodens demissa" = Pterinea demissa Conrad 1842 oyster
 Myalinida - Ambonychiidae
Ambonychia sp. Hall 1847 clam
Gastropoda
 Euomphalina - Holopeidae
Cyclora sp. Hall 1845 snail
 Euomphalina - Platyceratidae
Cyclonema sp. Hall 1852 snail
 Murchisoniina - Lophospiridae
Paupospira bowdeni Safford 1869 snail
Cephalopoda
 Actinocerida - Ormoceratidae
? Orthonybyoceras sp. Shimizu and Obata 1935
Tentaculita
 Cornulitida - Cornulitidae
Cornulites sp. Schlotheim 1820
Lingulata
 Lingulida - Trematidae
Craniata
 Craniida - Craniidae
Rhynchonellata
 Orthida - Dalmanellidae
"Onniella multisecta" = Cincinnetina multisecta
"Onniella multisecta" = Cincinnetina multisecta James 1871
 Orthida - Platystrophiidae
 Orthida - Plectorthidae
 Atrypida - Anazygidae
Strophomenata
 Strophomenida - Rafinesquinidae
Stenolaemata
 Trepostomata -
Trepostomata indet. Ulrich 1882
includes thick bifoliate, hemispherical, encrusting, and ramose forms
 Trepostomata - Halloporidae
Parvohallopora ramosa Dorbigny 1850
 Cyclostomata -
Trilobita
 Phacopida - Calymenidae
Flexicalymene meeki Foerste 1910 trilobite
 Asaphida - Asaphidae
Isotelus sp. Dekay 1824 trilobite