Ymer Island (Ordovician of Greenland)

Where: Greenland (73.4° N, 24.9° W: paleocoordinates 15.3° S, 31.7° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Cape Weber Formation, Arenig (478.6 - 466.0 Ma)

• Assignment to Cape Weber Formation based on the presence of some poorly preserved gastropods

Environment/lithology: lithified, blue limestone

Size class: macrofossils

Collected by A. B. Cleaves and E. F. Fox in 1933

Primary reference: C. Poulsen. 1937. On the Lower Ordovician faunas of East Greenland. Meddelelser om Grønland 119(3):1-72 [M. Hopkins/M. Hopkins/M. Hopkins]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 122108: authorized by Melanie Hopkins, entered by Melanie Hopkins on 17.12.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Murchisoniina - Lophospiridae
Ectomaria indet. Koken 1896 snail
Lophospira indet. Whitfield 1886 snail
 Euomphalina - Holopeidae
? Holopea indet. Hall 1847 snail