Also known as Site IIA of Tasch and Zimmerman 1962; Midco Insect Bed
Where: Noble County, Oklahoma (36.5° N, 97.3° W: paleocoordinates 1.8° N, 27.0° W)
• coordinate stated in text
• small collection-level geographic resolution
When: Midco Member (Wellington Formation), Artinskian (290.1 - 279.3 Ma)
• "Lower Permian... Leonardian" or "Artinskian"
• bed-level stratigraphic resolution
Environment/lithology: lacustrine; lithified, dolomitic, argillaceous limestone
Size class: macrofossils
Preservation: adpression
Collected by J. Hall, R. J. Beckemeyer in 2003
Collection methods: quarrying,
• "Station 3, Unit 11 of Raasch (1946), Site IIA of Tasch and ZImmerman (1962)" but an entirely new collection; "in a hillside cut on privately owned land that is currently used as a county road materials quarry"
•Johnston Geology Museum, Emporia State University collection
Primary reference: R. J. Beckemeyer. 2004. Raaschiidae (Grylloblattida: Protoperlina), a new insect family from the Lower Permian Wellington Formation of Noble County, Oklahoma. Journal of the Kansas Entomological Society 77(3):215-221 [J. Alroy/J. Alroy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 104816: authorized by John Alroy, entered by John Alroy on 10.02.2011, edited by Matthew Clapham
Creative Commons license: CC BY (attribution)
Taxonomic list
Insecta | |
"Delopterum latum" = Delopsocus latus
"Delopterum latum" = Delopsocus latus Sellards 1909 winged insect | |
Lisca minuta Sellards 1909 ice crawler | |
Raaschia oklahomensis n. gen. n. sp.
Raaschia oklahomensis n. gen. n. sp. Beckemeyer 2004 ice crawler | |
Permocoleus wellingtonensis Lubkin and Engel 2005 beetle | |
Phenopterum elongatum Sellards 1909 winged insect |