Where: Gotland, Sweden (57.5° N, 18.6° E: paleocoordinates 18.4° S, 2.5° W)

• coordinate based on political unit

• local area-level geographic resolution

When: A Member (Hogklint Formation), Sheinwoodian (428.2 - 426.2 Ma)

• see 3972 - "reef beds"

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; limestone

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 4663: authorized by Pete Wagner, entered by Pete Wagner on 14.08.1999