Bygdö (Ordovician of Norway)

Also known as Bygdøy, Bygdin

Where: Oslo-Asker, Norway (61.3° N, 8.8° E: paleocoordinates 32.2° S, 11.3° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Engervik Member (Elnes Formation), Lasnamagi (463.5 - 460.9 Ma)

• Lasnamägi; Engervik (Ogygiocaris Shale [4aα3])

• group of beds-level stratigraphic resolution

Environment/lithology: limestone

Size class: macrofossils

Primary reference: E. L. Yochelson. 1963. The Middle Ordovician of the Oslo Region, Norway. 15. Monoplacophora and Gastropoda. Norsk Geologisk Tidsskrift 43(2):133-213 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 56195: authorized by Pete Wagner, entered by Pete Wagner on 15.11.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

 Archinacellida - Archinacellidae
Archinacella norwegica Koken and Perner 1925
 Kiringellida - Hypseloconidae
"? Hypseloconus conoidea" = Pygmaeoconus conoideus
"? Hypseloconus conoidea" = Pygmaeoconus conoideus Koken and Perner 1925
 Euomphalina - Holopeidae
"? Naticonema praecursor" = Holopea praecursor, "Holopea henningsmoeni n. sp." = Haplospira henningsmoeni
"? Naticonema praecursor" = Holopea praecursor Koken and Perner 1925 snail
"Holopea henningsmoeni n. sp." = Haplospira henningsmoeni Yochelson 1963 snail
 Euomphalina - Lesueurillidae
"Pararaphistoma (Pararaphistoma) schmidti" = Pararaphistoma schmidti
"Pararaphistoma (Pararaphistoma) schmidti" = Pararaphistoma schmidti Koken 1889 snail
 Euomphalina - Ophiletidae
"Lytospira norvegica" = Asgardaspira norvegica
"Lytospira norvegica" = Asgardaspira norvegica Koken and Perner 1925 snail
 Bellerophontida - Sinuitidae
Sinuites (Sinuites) niger Koken 1897 snail
Sinuites (Sinuites) corpulentus Koken and Perner 1925 snail
 Bellerophontida - Bucaniidae
Kokenospira insularis Koken and Perner 1925 snail
 Bellerophontida - Bellerophontidae
"Tropidodiscus sphenonotus" = Joleaudella sphenonotus
"Tropidodiscus sphenonotus" = Joleaudella sphenonotus Koken 1897 snail
 Murchisoniina - Gosseletinidae
"Clathrospira elliptica" = Deacheospira elliptica
"Clathrospira elliptica" = Deacheospira elliptica Hisinger 1837 snail