Where: Norway (60.0° N, 11.0° E: paleocoordinates 31.6° S, 9.4° W)
• local area-level geographic resolution
When: Dicranograptus clingani graptolite zone, Nakholmen Formation, Longvillian to Longvillian (457.5 - 452.0 Ma)
• Was Soudleyan - Marshbrookian, but D. clingani restricts that.
• formation-level stratigraphic resolution
Environment/lithology: offshore shelf; lithified, black, silty lime mudstone and limestone
Size classes: macrofossils, mesofossils
Preservation: cast
Primary reference: D. A. T. Harper, A. W. Owen, and S. H. Williams. 1984. The Middle Ordovician of the Oslo Region, Norway, 34. The Type Nakholmen Formation (Upper Caradoc), Oslo, and its faunal significance. Norsk Geologisk Tidsskrift (Oslo) 64(4):293-312 [A. Miller/P. Novack-Gottshall/A. Clement]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 2763: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 18.07.1999, edited by Pete Wagner
Creative Commons license: CC BY (attribution)
Taxonomic list
Trilobita | |
Remopleurides sp. Portlock 1843 trilobite | |
Lonchodomas sp. Angelin 1854 trilobite | |
Toxochasmops sp. McNamara 1979 trilobite | |
Atractopyge sp. Hawle and Corda 1847 trilobite | |
Flexicalymene sp. Shirley 1936 trilobite
Prionocheilus sp. Rouault 1847 trilobite | |
Panderia sp. Volborth 1863 trilobite | |
Stenopareia sp. Holm 1886 trilobite | |
| |
Platylichas sp. Gürich 1901 trilobite | |
Strophomenata | |
Leptestiina indentata Spjeldnaes 1957 | |
Sowerbyella sp. Jones 1928 | |
Kjerulfina foliovalve Spjeldnaes 1957 originally entered as "Kjerulfina" sp."; [Kjerulfina follovalve]
"Leptaena strandi" = Leptaena (Leptaena) strandi Spjeldnaes 1957 | |
Rhynchonellata | |
Skenidioides sp. Schuchert and Cooper 1931 | |
"Porambonltes (Equirostra) sp." = Porambonites (Equirostra)
"Porambonltes (Equirostra) sp." = Porambonites (Equirostra) | |
| |
Platystrophia sp. King 1850 | |
Glyptorthis sp. Foerste 1914 | |
Nicolella cf. actoniae de Sowerby and Murchison 1839 | |
Bivalvia | |
Ctenodonta sp. Salter 1852 clam | |
Cleionychia sp. Ulrich 1892 clam | |
Cyrtodontula sp. Tomlin 1931 clam | |
Gastropoda | |
Cyclonema sp. Hall 1852 snail | |
| |
Cephalopoda | |
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