Jemez Springs (Permian of the United States)

Where: Sandoval County, New Mexico (35.8° N, 106.7° W)

• Paleocoordinates: 4.2° N, 34.3° W (Wright 2013)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Abo Formation, Wolfcampian (298.9 - 286.0 Ma)

• "The fossiliferous levels of the Abo Formation in the vicinity of Jemez Springs are [...] probably latest Wolfcampian in age" (Berman, 1977)

• bed-level stratigraphic resolution

Environment/lithology: fluvial; poorly lithified, coarse-grained, gray siltstone and red sandstone

• "red-mottled micaceous arkose"

•"red shale and coarse-grained stream channel sand" (Berman, 1977)

Size class: macrofossils

Primary reference: R. Kissel. 2010. Morphology, Phylogeny, and Evolution of Diadectidae (Cotylosauria: Diadectomorpha). University of Toronto [R. Butler/E. Dunne]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 180974: authorized by Richard Butler, entered by Emma Dunne on 10.08.2016, edited by Bryan Gee

Creative Commons license: CC0 (CC0)

Taxonomic list

Show authors, comments, and common names
Chondrichthyes
 Xenacanthiformes - Xenacanthidae
Xenacanthus sp.
Xenacanthus sp. Beyrich 1848 elasmobranch
Amphibia
 Nectridea - Diplocaulidae
Diplocaulus sp.
Diplocaulus sp. Cope 1877 tetrapod
 Temnospondyli - Zatracheidae
Zatrachys sp.
Zatrachys sp. Cope 1878 tetrapod
 Temnospondyli - Eryopidae
Eryops sp.
Eryops sp. Cope 1877 tetrapod
 Temnospondyli - Trimerorhachidae
Trimerorhachis sp., Trimerorhachis sandovalensis
Trimerorhachis sp. Cope 1878 tetrapod
Trimerorhachis sandovalensis Berman and Reisz 1980 tetrapod
 Temnospondyli - Dissorophidae
Platyhystrix sp.
Platyhystrix sp. Williston 1911 tetrapod
Osteichthyes
 Cotylosauria - Diadectidae
Diadectes sp.
Diadectes sp. Cope 1878 tetrapod
 Synapsida - Sphenacodontidae
Dimetrodon occidentalis1, Dimetrodon occidentalis2, Sphenacodon ferocior n. sp.2, Sphenacodon ferox2
Dimetrodon occidentalis1 Berman 1977 synapsid
Berman 1977
Dimetrodon occidentalis2 Berman 1977 synapsid
Berman 1977
Sphenacodon ferocior n. sp.2 Romer 1937 synapsid
Sphenacodon ferox2 Marsh 1878 synapsid
 Synapsida - Ophiacodontidae
Ophiacodon sp.2
Ophiacodon sp.2 Marsh 1878 ophiacodont
 Cotylosauria -
cf. Archeria sp.
cf. Archeria sp. Case 1918 tetrapod
 Dipnoi - Gnathorhizidae
Gnathorhiza sp.
Gnathorhiza sp. Cope 1883 lungfish
1Berman 1993; 2Berman et al. 2015