Johns Valley Shale, Ouachita Mountains loc. 10 (Carboniferous of the United States)

Where: Oklahoma (34.5° N, 95.6° W: paleocoordinates 9.2° S, 33.6° W)

When: Johns Valley Formation, Early/Lower Pennsylvanian (323.2 - 315.2 Ma)

Environment/lithology: marine; shale

Size class: macrofossils

Reposited in the USNM

Primary reference: B. H. Harlton. 1933. Micropaleontology of the Pennsylvanian Johns Valley shale of the Ouachita Mountains, Oklahoma, and its relationship to the Mississippian Caney shale. Journal of Paleontology 7(1):3-29 [M. Clapham/P. Vazquez/P. Vazquez]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 132878: authorized by Matthew Clapham, entered by Priscilla Vazquez on 29.08.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Ostracoda
 Podocopida - Bythocyprididae
Bythocypris tomlinsoni Harlton 1929 ostracod
 Podocopida - Healdiidae
Healdia caneyensis Harlton 1927 ostracod
Healdia simplicissima n. sp. Harlton 1933 ostracod
USNM 85559
 Palaeocopida - Amphissitidae
Amphissites sp. Girty 1910 ostracod
USNM 85551
Amphissites wapanuckensis Harlton 1929 ostracod
Amphissites miseri n. sp. Harlton 1933 ostracod
USNM 85553
 Beyrichicopida - Aechminellidae
Aechminella trispinosa n. sp. Harlton 1933 ostracod
USNM 85544
Foraminifera
 Textulariina - Hyperamminidae
Hyperammina rugosa Waters 1927
Hyperammina elongata Brady 1878
subspecies clavatula
 Textulariina - Astrorhizidae
 Fusulinina - Nodosinellidae
Tubothalamea
 Miliolida - Cornuspiridae
"Ammodiscus semiconstrictus" = Cornuspira semiconstrictus
"Ammodiscus semiconstrictus" = Cornuspira semiconstrictus Waters 1927