"alvar" section (power-line pole 10) (Ordovician of Sweden)

Where: Sweden (57.2° N, 16.9° E: paleocoordinates 38.4° S, 8.3° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Holen Formation, Kunda (468.1 - 463.5 Ma)

• Age and stratigraphy based on Nordlund 1989 (GFF 111:64-94) and Struresson 1986 (GFF 108:331-348).

Environment/lithology: marine; lithified, phosphatic limestone

• grey limestone with brown-black grains of phosphorite

Size class: macrofossils

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 188288: authorized by Melanie Hopkins, entered by Melanie Hopkins on 27.08.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

 Phacopida - Cheiruridae
Cyrtometopus clavifrons Dalman 1827 trilobite
 Asaphida - Asaphidae
"Megalaspis rudis" = Megistaspis, Pseudasaphus sp.
"Megalaspis rudis" = Megistaspis trilobite
Pseudasaphus sp. Schmidt 1901 trilobite