Kaser Construction Company Quarry (Loc. 12) (Carboniferous of the United States)

Where: Montgomery County, Iowa (41.2° N, 95.0° W: paleocoordinates 0.9° S, 26.6° W)

• coordinate stated in text

When: Streptognathodus vitali conodont zone, Stull Shale Member (Kanwaka Formation), Rusavkinian (303.7 - 302.2 Ma)

• Lower Gzhelian, correlative to Rusavkian of Russian Platform.

Environment/lithology: marine; shale

Size class: mesofossils

Reposited in the USNM

Primary reference: R. K. Pabian and W. J. Rushlau. 2002. Taphonomic Analysis and Systematic Descriptions of Some Late Pennsylvanian and Early Permian Crinoids from Southeastern Nebraska, Eastern Kansas and Southwestern Iowa. Nebraska Geological Survey Paper Geological Survey Papers 20:1-45 [J. Alroy/B. Mamo/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 124436: authorized by John Alroy, entered by Briony Mamo on 15.02.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Crinoidea
 Dendrocrinida - Pirasocrinidae
Pirasocrinidae sp.
Pirasocrinidae sp. Moore and Laudon 1943 Sea lily
Indeterminate Pirasocrinid Plates Species A
 Dendrocrinida - Scytalocrinidae
Haeretocrinus missouriensis
Haeretocrinus missouriensis Moore and Plummer 1940 Sea lily
classification uncertain
 Dendrocrinida - Exocrinidae
Exocrinus multirami
Exocrinus multirami Strimple 1949 Sea lily
 Dendrocrinida - Paradelocrinidae
Sublobalocrinus kasseri
 Dendrocrinida - Catacrinidae
Arrectocrinus iowensis, Graffhamicrinus subcoronatus, Graffhamicrinus magnijkus, Delocrinus vulgatus
Arrectocrinus iowensis Pabian and Strimple 1980 Sea lily
classification uncertain
Graffhamicrinus subcoronatus Moore and Plummer 1940 Sea lily
Graffhamicrinus magnijkus Strimple 1947 Sea lily
Delocrinus vulgatus Moore and Plummer 1940 Sea lily
 Dendrocrinida - Cromyocrinidae
Aglaocrinus compactus, Ulocrinus sp.
Aglaocrinus compactus Moore and Plummer 1940 Sea lily
Ulocrinus sp. Miller and Gurley 1890 Sea lily