Ostbjörka, Kullsberg Formation (Ordovician to of Sweden)

Where: Dalarna, Sweden (61.0° N, 15.1° E)

• Paleocoordinates: 26.9° S, 66.1° W (Wright 2013)

• local area-level geographic resolution

When: Kullsberg Formation, Keila to Keila (453.9 - 451.8 Ma)

• Was Leptaenakalk

• formation-level stratigraphic resolution

Environment/lithology: marine; limestone

Size classes: macrofossils, mesofossils

Primary reference: E. Koken and J. Perner. 1925. Die Gastropoden des baltischen Untersilurs 1-324 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 155566: authorized by Pete Wagner, entered by Pete Wagner on 18.04.2014, edited by Björn Kröger

Creative Commons license: CC0 (CC0)

Taxonomic list

• Only gastropods so far. However, this is a classic Swedish Ordovician collection area.
Show authors, comments, and common names
Bivalvia
 Myalinida - Ambonychiidae
"Ambonychinia primitiva" = Cleionychia primitiva2
"Ambonychinia primitiva" = Cleionychia primitiva2 Isberg 1934 clam
Paragastropoda
 Mimospirida - Onychochilidae
"Platyceras gracile" = Laeogyra gracilis
"Platyceras gracile" = Laeogyra gracilis Koken 1897
Gastropoda
 Bellerophontida - Bucaniidae
Bucania gracillima n. sp.3
Bucania gracillima n. sp.3 Koken 1896 snail
 Murchisoniina - Phanerotrematidae
"Bembexia incisa n. sp." = Brachytomaria incisa
"Bembexia incisa n. sp." = Brachytomaria incisa Koken and Perner 1925 snail
 Murchisoniina - Eotomariidae
"? Euryzone dalecarlica n. sp." = Eotomaria dalecarlica4
"? Euryzone dalecarlica n. sp." = Eotomaria dalecarlica4 Koken 1897 snail
 Murchisoniina - Lophospiridae
"Worthenia perfecta n. sp." = Lophospira milleri
"Worthenia perfecta n. sp." = Lophospira milleri Miller 1877 snail
 Murchisoniina - Loxonematidae
Loxonema dalecarlicum n. sp.1
Loxonema dalecarlicum n. sp.1 Angelin and Lindström 1880 snail
 Murchisoniina - Subulitidae
Subulites toernquisti, "Subulites (Cyrtospira) granum n. sp." = Cyrtospira granum, "Subulites (Cyrtospira) lineatus n. sp." = Cyrtospira lineatus
Subulites toernquisti Koken and Perner 1925 snail
"Subulites (Cyrtospira) granum n. sp." = Cyrtospira granum Koken and Perner 1925 snail
"Subulites (Cyrtospira) lineatus n. sp." = Cyrtospira lineatus Koken and Perner 1925 snail
 Euomphalina - Platyceratidae
Cyclonema inaequistriatum n. sp.
Cyclonema inaequistriatum n. sp. Koken and Perner 1925 snail
 Euomphalina - Helicotomidae
"Euomphalus obtusangulus n. sp." = Palaeomphalus obtusangulus1
"Euomphalus obtusangulus n. sp." = Palaeomphalus obtusangulus1 Angelin and Lindström 1880 snail
Trilobita
 Corynexochida - Illaenidae
"Illaenus fallax" = Parillaenus fallax6, Illaenus gigas6
"Illaenus fallax" = Parillaenus fallax6 Holm 1882 trilobite
Illaenus gigas6 Holm 1882 trilobite
 Phacopida - Cheiruridae
Hemisphaerocoryphe granulata6
Hemisphaerocoryphe granulata6 Angelin 1854 trilobite
 Sphaeronitida - Sphaeronitidae
Haplosphaeronis oblonga5
1Angelin and Lindström 1880; 2Isberg 1934; 3Koken 1896; 4Koken 1897; 5Regnéll 1945; 6Warburg 1925