Crawfordsville, Upper Quarry, Bed 16 (Carboniferous to of the United States)

Where: Montgomery County, Indiana (40.0° N, 86.9° W: paleocoordinates 17.2° S, 32.6° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Edwardsville Member (Muldraugh Formation), Chadian to Chadian (345.3 - 342.8 Ma)

• JA: the late Osagean is Chadian and Arundian according to Heckel and Clayton 2006

• bed-level stratigraphic resolution

Environment/lithology: delta front; lithified, shelly/skeletal siltstone

• fossiliferous siltstone

Collection methods: bulk, chemical, mechanical, sieve,

Primary reference: N. G. Lane, J. L. Matthews, E. G. Driscoll and E. L. Yochelson. 1973. Paleontology and paleoecology of the Crawfordsville fossil site (Upper Osagian: Indiana). University of California Publications in Geological Sciences 99:1-141 [J. Alroy/M. Sommers/M. Uhen]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 8121: authorized by John Alroy, entered by Mike Sommers on 20.06.2000

Creative Commons license: CC BY (attribution)

Taxonomic list

• does not include bryozoans
unclassified
  -
Hexactinellida
 Reticulosa - Dictyospongiidae
Anthozoa
 Auloporida - Pyrgiidae
Cladochonus sp. M'Coy 1847 tabulate coral
Gastropoda
 Euomphalina - Platyceratidae
Platyceratidae indet. Hall 1859 snail
Bivalvia
 Myalinida - Myalinidae
Myalina (Myalina) keokuk clam
sgn. (Myalina)
 Pectinida - Aviculopectinidae
 Pectinida - Pterinopectinidae
Strophomenata
 Orthotetida - Orthotetidae
 Strophomenida - Rugosochonetidae
 Productida - Echinoconchidae
Echinoconchus alternatus Norwood and Pratten 1855
 Productida - Productidae
 Productida - Productellidae
 Productida - Monticuliferidae
Rhynchonellata
 Rhynchonellida - Rhynchoporidae
 Spiriferinida - Syringothyrididae
 Spiriferida - Spiriferidae
Spirifer sp., "Brachythyris suborbicularis" = Spirifer suborbicularis
Spirifer sp. Sowerby 1818
"Brachythyris suborbicularis" = Spirifer suborbicularis Hall 1858
 Spiriferida - Elythidae
 Terebratulida - Dielasmatidae
Lingulata
 Lingulida - Obolidae
Ostracoda
 Platycopida - Cavellinidae
Cavellina sp. Coryell 1928 ostracod
 Podocopida - Quasillitidae
Trilobita
 Proetida - Phillipsiidae
"Griffithides bufo" = Hesslerides bufo
"Griffithides bufo" = Hesslerides bufo Meek and Worthen 1870 trilobite
Crinoidea
 Monobathrida - Dichocrinidae
 Monobathrida - Batocrinidae
Abatocrinus grandis Lyon and Casseday 1859 Sea lily
 Monobathrida - Platycrinitidae
 Diplobathrida - Rhodocrinitidae
 Taxocrinida - Synerocrinidae
 Taxocrinida - Taxocrinidae
 Dendrocrinida - Scytalocrinidae
Hypselocrinus hoveyi Worthen 1875 Sea lily
 Dendrocrinida - Staphylocrinidae
 Dendrocrinida - Pachylocrinidae
 Cyathocrinida - Cyathocrinitidae
 Poteriocrinina - Decadocrinidae