USGS 5036-CO. Stream exposure on Squires Road (Ordovician of the United States)

Where: Fayette County, Kentucky (38.0° N, 84.5° W: paleocoordinates 27.4° S, 63.1° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Belodina confluens conodont zone, Devils Hollow Member (Lexington Limestone Formation), Shermanian (457.3 - 449.6 Ma)

• 60 ft above base of Brannon Member (no section name given).

•Orthograptus ruedemanni graptolite zone

• bed-level stratigraphic resolution

Environment/lithology: lagoonal or restricted shallow subtidal; lithified, coarse-grained, shelly/skeletal conglomerate and lithified limestone

Size classes: macrofossils, mesofossils

Primary reference: G.P. Wahlman. 1992. Middle and Upper Ordovician symmetrical univalved mollusks (Monoplacophora and Bellerophontina) of the Cincinnati Arch region. United States Geological Survey Professional Paper 1066(O):1-123 [P. Wagner/P. Wagner/E. Ito]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 99569: authorized by Pete Wagner, entered by Hallie Street on 16.11.2010, edited by Pete Wagner

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Bellerophontida - Bellerophontidae
Sphenosphaera troosti de Ferrusac and d'Orbigny 1840 snail
 Bellerophontida - Temnodiscidae
"Tropidodiscus subacutus" = Alaskadiscus subacutus
"Tropidodiscus subacutus" = Alaskadiscus subacutus Ulrich and Scofield 1897 snail
 Murchisoniina - Lophospiridae
"Lophospira medialis" = Lophospira milleri
"Lophospira medialis" = Lophospira milleri Miller 1877 snail
Rhynchonellata
 Rhynchonellida - Orthorhynchulidae