LF (Cambrian of the United States)

Where: Mower County, Minnesota (43.3° N, 91.2° W: paleocoordinates 20.8° S, 80.9° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Dikelocephalus trilobite zone, St. Lawrence Formation, Trempealeauan (492.5 - 485.4 Ma)

• Upper Dikelocephalus Zone (which I think is Trempealeauan)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

• Hesselbo, 1987 may describe depositional environment
• Hesselbo, 1987 may describe lithology

Size class: macrofossils

Primary reference: S. P. Hesselbo. 1992. Aglaspidida (Arthropoda) from the Upper Cambrian of Wisconsin. Journal of Paleontology 66(6):885-923 [P. Novack-Gottshall/P. Novack-Gottshall]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 221015: authorized by Pete Wagner, entered by Pete Wagner on 29.06.2021

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Artiopoda
 Aglaspidida - Aglaspididae
"Eurypterus thomasi n. sp." = Glypharthrus thomasi
"Eurypterus thomasi n. sp." = Glypharthrus thomasi Walther 1924