Cape Stewart (black limestone) (Jurassic of Greenland)

Where: Greenland (70.4° N, 22.6° W: paleocoordinates 52.1° N, 5.8° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Cape Stewart Beds Formation, Pliensbachian (190.8 - 182.7 Ma)

• Callovian according to the author, based on resemblance to the fauna of Kuhn Island (repeated in the Index of Statigraphy of North America 1912 pg. 547).

•Revised as Charmouthian (Pliensbachian) by Rosenkrantz.

• group of beds-level stratigraphic resolution

Environment/lithology: lithified, micaceous, black limestone

• Darker, almost black highly calcaerous rock with small white mica flakes.

Size classes: macrofossils, mesofossils

Primary reference: B. Lundgren. 1895. Jurafossil fran Kap Stewart i Ost-Gronland. Meddelelser om Gronland 7:191-214 [M. Clapham/M. Manojlovic/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 161207: authorized by Matthew Clapham, entered by Marko Manojlovic on 02.09.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

Rhynchonellata
 Rhynchonellida - Tetrarhynchiidae
Tetrarhynchia ? sp. Buckman 1917
Lingulata
 Lingulida - Lingulidae
Lingula sacculus Chapuis and Dewalque 1854
Bivalvia
 Pectinida - Limidae
"Limaea duplicata" = Pseudolimea duplicata
"Limaea duplicata" = Pseudolimea duplicata Sowerby 1814 file clam
 Pectinida - Anomiidae
Placunopsis minuta Lundgren 1895 scallop
 Mytilida - Mytilidae
"Modiola scalprum" = Modiolus (Modiolus) scalprum
"Modiola scalprum" = Modiolus (Modiolus) scalprum Sowerby 1821 mussel
 Carditida - Astartidae
Astarte bayi n. sp. Lundgren 1895 clam
Astarte wandeli n. sp. Lundgren 1895 clam
 Carditida - Cardiniidae
 Pholadida - Ceratomyidae
 Cardiida - Kalenteridae
Myoconcha decorata M√ľnster 1837 clam
 Cardiida - Tancrediidae
 Cardiida - Cardiidae
Gastropoda
 Ptychomphaloidea - Ptychomphalidae
 Turbinoidea - Turbinidae
Turbo sp. Linnaeus 1758 snail
 Pleurotomariida - Pleurotomariidae
Pleurotomaria sp. Defrance 1826 snail