Where: Sweden (57.3° N, 17.0° E: paleocoordinates 38.3° S, 8.2° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: A. expansus trilobite zone, Holen Formation, Kunda (469.2 - 464.3 Ma)
• Also referred to as bed "a" by Bohlin 1949. Age and stratigraphy based on Nordlund 1989 (GFF 111:64-94) and Struresson 1986 (GFF 108:331-348).
Environment/lithology: marine; lithified, shelly/skeletal limestone and lithified, ooidal, black marl
Size class: macrofossils
Collected in 1947
Collection methods: surface (in situ),
Primary reference: B. Bohlin. 1949. The Asaphus Limestone in northernmost Ă–land. Bulletin of the Geological Institution of the University of Uppsala 33:529-570 [M. Hopkins/M. Hopkins]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 188268: authorized by Melanie Hopkins, entered by Melanie Hopkins on 27.08.2017
Creative Commons license: CC BY (attribution)
Taxonomic list
Craniata | |
Pseudocrania sp. M'Coy 1851 | |
Trilobita | |
"Megalaspis acuticauda" = Megistaspis (Megistaspidella) acuticauda, "Megalaspis gibba" = Megistaspis, Asaphus cf. raniceps, Asaphus expansus, Niobe sp., Ptychopyge cf. angustifrons
"Megalaspis acuticauda" = Megistaspis (Megistaspidella) acuticauda Angelin 1854 trilobite
"Megalaspis gibba" = Megistaspis trilobite
Asaphus cf. raniceps Dalman 1827 trilobite
Asaphus expansus Wahlenberg 1821 trilobite
Niobe sp. Angelin 1851 trilobite
Ptychopyge cf. angustifrons trilobite |