Seep 12, Knorringfjellet (Cretaceous of Svalbard and Jan Mayen)

Where: Svalbard and Jan Mayen (78.3° N, 16.3° E: paleocoordinates 69.6° N, 16.6° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Berriasian (145.0 - 139.8 Ma)

• "Middle to Late Ryazanian" (all Ryazanian seeps are Berriasian in age according to authors)

• group of beds-level stratigraphic resolution

Environment/lithology: offshore shelf; lithified carbonate

• middle to outer shelf
• seep carbonate

Size class: macrofossils

Collection methods: Repository: Paleontological Collection of the Natural History Museum, University of Oslo

Primary reference: M. R. Sandy, K. Hryniewicz, O. Hammer, H. A. Nakrem, and C. T. S. Little. 2014. Brachiopods from the Late Jurassic-Early Cretaceous hydrocarbon seep deposits, central Spitsbergen, Svalbard. Zootaxa 3884(6):501-532 [M. Clapham/M. Manojlovic]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 163972: authorized by Matthew Clapham, entered by Marko Manojlovic on 21.11.2014, edited by Mihaela Krause

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Pectinida - Buchiidae
Buchia spp. Rouillier 1845 scallop
 Pectinida - Oxytomidae
Oxytoma octavia Orbigny 1850 scallop
 Cardiida - Arcticidae
 Solemyida - Nucinellidae
Nucinella svalbardensis Hryniewicz et al. 2014 Nut Clam
 Solemyida - Solemyidae
Solemya (Petrasma) cf. woodwardiana Leckenby 1859 Awning Clam
 Nuculanida - Nuculanidae
Mesosaccella rogovi Hryniewicz et al. 2014 pointed nut clam
Mesosaccella toddi Hryniewicz et al. 2014 pointed nut clam
Dacromya chetaensis Sanin 1976 pointed nut clam
Rhynchonellata
 Rhynchonellida - Rhynchonellidae
 Terebratulida - Sellithyrididae
Lingulata
 Lingulida - Lingulidae
"Lingularia ? similis" = Lingularia krausei
"Lingularia ? similis" = Lingularia krausei Dames 1874