Where: Arkansas (34.7° N, 93.0° W: paleocoordinates 22.3° S, 89.3° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Elvinia trilobite zone, Collier Shale Formation, Furongian (497.0 - 485.4 Ma)
• bed-level stratigraphic resolution
Environment/lithology: deep subtidal shelf; lithified lime mudstone
Size class: macrofossils
Primary reference: S. R. Hohensee and J. H. Stitt. 1989. Redeposited Elvinia Zone (Upper Cambrian) trilobites from the Collier Shale, Ouachita Mountains, west-central Arkansas. Journal of Paleontology 63(6):857-879 [M. Hopkins/M. Hopkins]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 229131: authorized by Melanie Hopkins, entered by Melanie Hopkins on 16.02.2023
Creative Commons license: CC BY (attribution)
Taxonomic list
Trilobita | |
Cheilocephalus brachyops Palmer 1965 trilobite
Pseudokingstonia exotica Palmer 1965 trilobite | |
Buttsia cf. drabensis trilobite | |
Aphelotoxon lumaleasa Hohensee and Stitt 1989 trilobite
Drabia typica Hu 1979 trilobite
Cliffia lataegenae Wilson 1949 trilobite
Cliffia magnacilis Hohensee and Stitt 1989 trilobite | |
Bynumina terrenda trilobite | |
Irvingella major Ulrich and Resser 1924 trilobite
Jessievillia radiatus n. sp. Hohensee and Stitt 1989 trilobite
Elvinia roemeri trilobite | |
Xenocheilos minutum Wilson 1949 trilobite | |
Pseudosaratogia lata, Kindbladia wichitaensis, Apachia genaitholix, Dellea sp., Dellea planafrons n. sp., Dellea suada
Pseudosaratogia lata Wilson 1951 trilobite
Kindbladia wichitaensis Resser 1942 trilobite
Apachia genaitholix Hohensee and Stitt 1989 trilobite
Dellea sp. Wilson 1949 trilobite
Dellea planafrons n. sp. Hohensee and Stitt 1989 trilobite
Dellea suada Walcott 1890 trilobite | |
Pterocephalia sanctisabae Roemer 1849 trilobite
Pulchricapitus fetosus n. sp. Hohensee and Stitt 1989 trilobite
Housia vacuna Walcott 1890 trilobite
Morosa bothra Stitt 1971 trilobite | |
"Simulolenus sp." = Olenus
"Simulolenus sp." = Olenus Dalman 1827 trilobite | |
Artiopoda | |
Neoagnostus dilatus, Kymagnostus harti n. sp.
Neoagnostus dilatus Hohensee and Stitt 1989
Kymagnostus harti n. sp. Hohensee and Stitt 1989 |