Locality 4, north side of Charlie Island, Lake Winnipegosis (Devonian of Canada)

Where: Manitoba, Canada (51.6° N, 99.8° W: paleocoordinates 22.5° S, 36.6° W)

• outcrop-level geographic resolution

When: Polygnathus varcus conodont zone, Atrypa bremerensis zone Member (Dawson Bay Formation), Givetian (387.7 - 382.7 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: gray, yellow limestone

• limestone, microgranular, yellowish-grey, thick bedded

Size classes: macrofossils, mesofossils

Preservation: cast

Collection methods: peel or thin section,

Primary reference: H. McCammon. 1960. Fauna of the Manitoba Group in Manitoba. Province of Manitoba Department of Mines and Natural Resources 59(6):1-80 [P. Wagner/P. Wagner]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 6721: authorized by Arnold Miller, entered by Karen Layou on 13.03.2000

Creative Commons license: CC BY (attribution)

Taxonomic list

Anthozoa
 Favositida - Coenitidae
Coenites hadrus n. sp. tabulate coral
Rhynchonellata
 Spiriferida - Ambocoeliidae
 Atrypida - Atrypidae
Spinatrypa mascula
S. mascula and S. mascula manitobensis n. var.
Strophomenata
 Productida - Araksalosiidae
"Productella concentrica" = Chonetipustula concentrica
"Productella concentrica" = Chonetipustula concentrica Hall 1857
 Strophomenida - Chonetidae
Gastropoda
 Murchisoniina - Gosseletinidae
Buechelia tyrrelli Whiteaves 1892 snail
 Murchisoniina - Soleniscidae
"Loxonema altivolvis" = Bensbergia altivolvis
"Loxonema altivolvis" = Bensbergia altivolvis Whiteaves 1892 snail
 Euomphalina - Euomphalidae
Mastigospira alata Whiteaves 1892 snail
 Euomphalina - Omphalocirridae
Omphalocirrus ? manitobensis Whiteaves 1890 snail
Trilobita
 Proetida - Proetidae
Proetus manitobensis n. sp. McCammon 1960 trilobite