Rannåsen Quarry (Ordovician of Sweden)

Where: Jamtland, Sweden (63.2° N, 14.7° E: paleocoordinates 24.0° S, 7.6° W)

• outcrop-level geographic resolution

When: Kyrkås Formation, Hirnantian (445.2 - 443.4 Ma)

• Fig. 2B

• group of beds-level stratigraphic resolution

Environment/lithology: marine; siltstone

Size class: macrofossils

Collection methods: Partly from previously unpublished lists by Bassett & Karis.

Primary reference: P. Dahlqvist, D. A. T. Harper, and L. Wickström. 2010. Late Ordovician shelly faunas from Jämtland: palaeocommunity development along the margin of the Swedish Caledonides. Bulletin of Geosciences 85(3):505-512 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 153332: authorized by Pete Wagner, entered by Pete Wagner on 10.12.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

• Reference samples are stored at the Department of Geology, Lund University, Sweden.
Show authors, comments, and common names
Trilobita
 Phacopida - Dalmanitidae
"Dalmanitina (Mucronaspis) mucronata" = Mucronaspis (Songxites) mucronatus
"Dalmanitina (Mucronaspis) mucronata" = Mucronaspis (Songxites) mucronatus Brongniart 1822 trilobite
 Phacopida - Homalonotidae
Brongniartella platynota
Brongniartella platynota Dalman 1828 trilobite
Bivalvia
 Solemyida - Ctenodontidae
? Tancrediopsis sp.
? Tancrediopsis sp. Beushausen 1895 clam
 Nuculida - Praenuculidae
? Praenucula sp.
? Praenucula sp. Pfab 1934 clam
 Nuculanida - Malletiidae
Palaeoneilo cf. plana
 Cardiidia - Grammysiidae
? Sphenotus sp., Cuneamya carpomorpha
? Sphenotus sp. Hall 1884 clam
 Modiomorphida - Modiomorphidae
Modiomorphidae sp., Whiteavesia cf. cincinnatiensis, ? Modiomorpha sp., Colpomya sp.
Modiomorphidae sp. Miller 1877 clam
Whiteavesia cf. cincinnatiensis Hall and Whitfield 1875 clam
? Modiomorpha sp. Hall and Whitfield 1869 clam
Colpomya sp. Ulrich 1893 clam
 Modiomorphida - Allodesmatidae
? Allodesma sp.
? Allodesma sp. Ulrich 1894 clam
 Cyrtodontida - Cyrtodontidae
Cyrtodontidae sp., Cyrtodonta ? suecica
Cyrtodontidae sp. Ulrich 1894 clam
Cyrtodonta ? suecica Isberg 1934 clam
 Myalinida - Ambonychiidae
? Praeanomalodonta sp.
? Praeanomalodonta sp. Isberg 1934 clam
 Ostreida - Pterineidae
Pterineidae sp.
Pterineidae sp. Miller 1877 oyster
Strophomenata
 Strophomenida - Strophomenidae
Strophomenidae sp.
 Strophomenida - Rafinesquinidae
"Leptaenopoma trifidum" = Leptaena (Leptaena) trifidum
"Leptaenopoma trifidum" = Leptaena (Leptaena) trifidum Marek and Havlíček 1967
 Strophomenida - Leptostrophiidae
Eostropheodonta hirnantensis
Rhynchonellata
 Orthida - Dalmanellidae
Dalmanella testudinaria
 Orthida - Chrustenoporidae
Dysprosorthis sp.
 Orthida - Draboviidae
Draboviidae sp., "Kinnella ? kielanae" = Kinnella medlicotti
Draboviidae sp. Havlicek 1950
"Kinnella ? kielanae" = Kinnella medlicotti Reed 1915
 Orthida - Orthidae
Orthidae sp.
Orthidae sp. Woodward 1852
Lingulata
 Lingulida - Discinidae
Orbiculoidea cf. radiata
Orbiculoidea cf. radiata Troedsson 1918