Also known as Silicified bivalves of the Halla Beds at Mollbos 1. =PBDB 13635
Where: Gotland, Sweden (57.5° N, 18.8° E: paleocoordinates 19.7° S, 2.5° W)
• coordinate based on political unit
• local area-level geographic resolution
When: B Member (Halla Formation), Homerian (430.5 - 427.4 Ma)
• Was Halla beds; O. s. bohemica conodont zone.
• group of beds-level stratigraphic resolution
Environment/lithology: shelly/skeletal limestone
Preservation: replaced with silica
Primary reference: L. Liljedahl. 1985. Ecological aspects of a silicified bivalve fauna from the Silurian of Gotland. Lethaia 18(1):53-66 [M. Foote/M. Foote/M. Foote]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 13851: authorized by Michael Foote, entered by Michael Foote on 29.04.2002, edited by Pete Wagner
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
"Pelecypoda indet." = Bivalvia
"Pelecypoda indet." = Bivalvia Linnaeus 1758 clam | |
Maminka sp. Barrande 1881 clam | |
Freja fecunda clam | |
? Mytilarca sp. Hall and Whitfield 1869 clam | |
Molinicola gotlandica Liljedahl 1984 oyster | |
Goniophora onyx clam | |
Caesariella lindensis Soot-Ryen 1964 clam
Palaeostraba baltica clam | |
"Janeia silurica" = Dystactella silurica
"Janeia silurica" = Dystactella silurica Liljedahl 1984 Awning Clam | |
Nuculodonta gotlandica Liljedahl 1983 clam | |
Nuculoidea lens nut clam
Nuculoidea "sp. A" Williams and Berger 1916 nut clam |