Crawfordsville, Upper Quarry, Bed 29 (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: Edwardsille Member (Muldraugh Formation), Chadian to Chadian (346.7 - 340.0 Ma)

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

• bed-level stratigraphic resolution

Environment/lithology: prodelta; 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 8138: authorized by John Alroy, entered by Mike Sommers on 22.06.2000, edited by Pete Wagner

Creative Commons license: CC BY (attribution)

Taxonomic list

• does not include bryozoans
Rhodophyceae
  - Aoujgaliaceae
Foraminifera
 Textulariina - Hyperamminidae
 Ammodiscoidea - Ammodiscidae
 Astrorhizacea - Psammosphaeridae
Crinoidea
 Dendrocrinida - Pachylocrinidae
 Dendrocrinida - Scytalocrinidae
 Taxocrinida - Taxocrinidae
 Taxocrinida - Synerocrinidae
 Monobathrida - Platycrinitidae
 Monobathrida - Batocrinidae
Trilobita
 Proetida - Phillipsiidae
"Griffithides bufo" = Hesslerides bufo
"Griffithides bufo" = Hesslerides bufo Meek and Worthen 1870 trilobite
Ostracoda
 Podocopida - Quasillitidae
Gastropoda
 Euomphalina - Platyceratidae
Platyceratidae indet. Hall 1859 snail
 Murchisoniina - Gosseletinidae
"? Neilsonia springeri" = Lunulazona springeri
"? Neilsonia springeri" = Lunulazona springeri Lane et al. 1973 snail
Bivalvia
 Pectinida - Pterinopectinidae
 Myalinida - Myalinidae
Myalina (Myalina) ? keokuk clam
sgn. (Myalina)
 Modiomorphida - Cypricardiniidae
Strophomenata
 Productida - Monticuliferidae
 Productida - Echinoconchidae
Echinoconchus alternatus Norwood and Pratten 1855
 Productida - Productellidae
 Productida - Productidae
Rhynchonellata
 Rhynchonellida - Rhynchoporidae
 Terebratulida - Dielasmatidae
Anthozoa
 Auloporida - Pyrgiidae
Cladochonus sp. M'Coy 1847 tabulate coral
Hexactinellida
 Reticulosa - Dictyospongiidae