Williams Island Fmn lower shale, Loc. 2, island on Abitibi R, 319NBa (Devonian of Canada)

Also known as GSC Locality 79270

Where: Ontario, Canada (50.4° N, 81.6° W: paleocoordinates 28.8° S, 25.9° W)

• coordinate stated in text

• local area-level geographic resolution

When: ensensis - middle varcus zone, lower shale Member (Williams Island Formation), Givetian (387.7 - 382.7 Ma)

• member-level stratigraphic resolution

Environment/lithology: marine; gray, blue, calcareous claystone

• At this locality: "bluish grey calcareous clay with an unctuous feel that weathers a light greenish grey and contains abundant fossils...Associated with the clay are small fragments of orange weathering argillaceous limestone containing fossils typical of the Murray Island Formation [elsewhere, lower member also includes sandstones and limestones]

Size classes: macrofossils, mesofossils

Reposited in the GSC

• Specimen counts are given. Locality is a composite of field collections 319NBa,bc, 320NBa, OGS-"C-3" (GSC localities 79270, 79295, 79294, 79292, and C-106967).

Primary reference: A. W. Norris. 1993. Brachiopods from the lower shale member of the Williams Island Formation (Middle Devonian) of the Hudson Platform, northern Ontaria and southern District of Keewatin. Geological Survey of Canada Bulletin 460:1-113 [M. Foote/M. Foote/M. Foote]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 40043: authorized by Michael Foote, entered by Michael Foote on 16.06.2004, edited by Jay Zambito

Creative Commons license: CC BY (attribution)

Taxonomic list

• Only brachiopds are covered.
 Orthotetida - Areostrophiidae
 Athyridida - Athyrididae
 Spiriferida - Spinocyrtiidae
 Spiriferida - Ambocoeliidae
Emanuella "sp. B" Grabau 1923
Emanuella "sp. A" Grabau 1923
 Spiriferida - Elythidae
Elita lemoni n. sp.
Elita lemoni n. sp.
 Atrypida - Atrypidae
Spinatrypina abitibiensis n. sp.
form A and B