Visby Area, various beds from coast from "B" beds (Silurian of Sweden)

Where: Gotland, Sweden (57.5° N, 18.6° E: paleocoordinates 21.6° S, 2.8° W)

• coordinate based on political unit

• local area-level geographic resolution

When: Upper Visby Formation, Sheinwoodian (433.4 - 430.5 Ma)

• see 3972

• group of beds-level stratigraphic resolution

Environment/lithology: poorly lithified marl

• see previous

Size class: macrofossils

Preservation: replaced with silica

Collection methods: bulk,

• see 3972

Primary reference: G. Lindström. 1884. The Silurian Gastropoda and Pteropoda of Gotland. Kongliga Svenska Vetenskaps-Akademiens Handlingasr 19:1-250 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 3973: authorized by Pete Wagner, entered by Pete Wagner on 12.08.1999, edited by Björn Kröger

Creative Commons license: CC BY (attribution)

Taxonomic list

• see 3972
Gastropoda
 Murchisoniina - Murchisoniidae
"Murchisonia attenuata" = Michelia whiteavesi
"Murchisonia attenuata" = Michelia whiteavesi Clarke and Ruedemann 1903 snail
 Murchisoniina - Lophospiridae
Loxoplocus gothlandicus2, "Pleurotomaria laqueata" = Longstaffia laqueata
Loxoplocus gothlandicus2 Ulrich and Scofield 1897 snail
"Pleurotomaria laqueata" = Longstaffia laqueata Lindström 1884 snail
 Murchisoniina - Gosseletinidae
"Pleurotomaria claustrata" = Conotoma claustrata
"Pleurotomaria claustrata" = Conotoma claustrata Lindström 1884 snail
 Murchisoniina - Luciellidae
Prosolarium halei2 Hall 1867 snail
 Bellerophontida - Bellerophontidae
"Bellerophon fasciatus" = Anapetopsis fasciatus, "Bellerophon sphaera" = Prosoptychus sphaera
"Bellerophon fasciatus" = Anapetopsis fasciatus Lindström 1884 snail
"Bellerophon sphaera" = Prosoptychus sphaera Lindström 1884 snail
 Bellerophontida - Bucaniidae
"Tremanotus longitudinalis" = Boiotremus longitudinalis
"Tremanotus longitudinalis" = Boiotremus longitudinalis Lindström 1884 snail
 Bellerophontida - Tropidodiscidae
"Cyrtolites lamellifer" = Temnodiscus lamellifer, "Cyrtolites discus" = Zonidiscus discus
"Cyrtolites lamellifer" = Temnodiscus lamellifer Lindström 1884 snail
"Cyrtolites discus" = Zonidiscus discus Lindström 1884 snail
 Euomphalina - Oriostomatidae
Oriostoma roemeri Lindström 1884 snail
Oriostoma wisbyense Lindström 1884 snail
 Euomphalina - Euomphalidae
"Oriostoma alatum" = Poleumita alatum
"Oriostoma alatum" = Poleumita alatum Lindström 1884 snail
 Euomphalina - Pseudophoridae
"Trochus gotlandicus" = Siluriphorus gotlandicus
"Trochus gotlandicus" = Siluriphorus gotlandicus Lindström 1884 snail
Rhynchonellata
 Atrypida - Atrypidae
Plectatrypa lamellosa1 Lindström 1861
 Pentamerida - Clorindidae
Clorinda rotunda1 Lindström 1861