Goodsir Creek, Cornwallis Island (Silurian of Canada)

Also known as Reef 3175

Where: Nunavut, Canada (74.8° N, 93.4° W: paleocoordinates 1.7° N, 31.6° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Barlow Inlet Formation, Ludfordian (425.6 - 423.0 Ma)

• ~20 m above base of upper member of fm.

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified, shelly/skeletal lime mudstone and packstone

• small mudmound and flanking crinoidal packstone.

Collection methods: surface (in situ), peel or thin section,

Primary reference: O. A. Dixon. 1998. Heliolitine corals of the topmost Douro and overlying formations (Upper Silurian), Canadian Arctic Islands. Journal of Paleontology 72(6):937-966 [J. Alroy/M. Sommers/W. Kiessling]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 5797: authorized by John Alroy, entered by Mike Sommers on 02.12.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

• Crinoids inferred as present but not identified.
Anthozoa
 Heliolitida - Proporidae
Propora tubulata tabulate coral