Humlenäs, southeast of Lake Hummeln in Oskarshamn (Ordovician of Sweden)

Where: Kalmas, Sweden (57.4° N, 16.3° E: paleocoordinates 38.1° S, 8.7° W)

• outcrop-level geographic resolution

When: Orthoceras Chalk Member (Expansus Formation), Kunda (468.1 - 463.5 Ma)

• formation-level stratigraphic resolution

Environment/lithology: limestone

Size class: macrofossils

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 154866: authorized by Pete Wagner, entered by Pete Wagner on 16.03.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

Paragastropoda
 Mimospirida - Onychochilidae
"Temnodiscus rugifera n. sp." = Helicotis rugifera2
"Temnodiscus rugifera n. sp." = Helicotis rugifera2 Koken 1897
Gastropoda
 Bellerophontida - Sinuitidae
Sinuites angustus n. sp.1 Koken 1896 snail
 Bellerophontida - Bucanellidae
"Bucaniella homalotropis n. sp." = Bucanella homalotropis2
"Bucaniella homalotropis n. sp." = Bucanella homalotropis2 Koken 1897 snail