Gullerud, Vollen Fm., 4aβ (Ordovician of Norway)

Where: Hadeland, Norway (60.1° N, 10.3° E: paleocoordinates 31.5° S, 9.8° W)

• coordinate estimated from map

When: Vollen Formation, Kukruse (460.9 - 449.5 Ma)

• "Ampyx limestone", in Sweet (1958) & "4aβ zone", in Soot Ryen (1960)

Environment/lithology: marine; limestone

Size classes: macrofossils, mesofossils

Primary reference: W. C. Sweet. 1958. The middle ordovician of the Oslo region, Norway 10. Nautiloid Cephalopods. Norsk Geologisk Tidsskrift 38:1-178 [B. Kröger/B. Kröger/B. Kröger]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 164164: authorized by Björn Kröger, entered by Björn Kröger on 24.11.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Lituitida - Lituitidae
Lituites lituus Montfort 1808
Bivalvia
 Cyrtodontida - Cyrtodontidae
Trilobita
 Asaphida - Remopleurididae
Remopleurides sp.1 Portlock 1843 trilobite
Sculptella angustilingua1 Nikolaisen 1983 trilobite
Sculptella scriptoides1 Nikolaisen 1983 trilobite
"upper part of Ampyx Lst", in Nikolaisen (1983)
Sculptella aff. scripta1 Nikolaisen 1983 trilobite