S Manitoba, Cedar Lake Dolomite, Jackpine Ridge, SW of Gypsumville (Silurian of Canada)

Where: Manitoba, Canada (51.8° N, 98.6° W: paleocoordinates 12.0° S, 51.2° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Cedar Lake Dolomite Formation (Interlake Group), Silurian (443.8 - 419.2 Ma)

• Undifferentiated beds.

• formation-level stratigraphic resolution

Environment/lithology: dolomite

• Environmental call by T. Hanson.

Size classes: macrofossils, microfossils

Primary reference: C. W. Stearn. 1956. Stratigraphy and palaeontology of the Interlake Group and Stonewall Formation of Southern Manitoba. Geological Survey of Canada Memoir 281:1-162 [S. Holland/T. Hanson/P. Wagner]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 26727: authorized by Steven Holland, entered by Tori Hanson on 25.10.2002, edited by Pete Wagner

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Strophomenata
 Strophomenida - Strophodontidae
"Brachyprion acanthopterus" = Megastrophia (Eomegastrophia) acanthoptera
"Brachyprion acanthopterus" = Megastrophia (Eomegastrophia) acanthoptera Whiteaves 1891
Rhynchonellata
 Rhynchonellida - Camarotoechiidae
Cephalopoda
 Orthocerida - Kionoceratidae
Kionoceras sp. Hyatt 1884
Gastropoda
  -
Gastropoda indet. Cuvier 1795 snail
 Murchisoniina - Hormotomidae
Hormotoma sp. Salter 1859 snail
 Murchisoniina - Eotomariidae
"Raphistomina affinis" = Liospira affinis
"Raphistomina affinis" = Liospira affinis Foerste 1887 snail
Bivalvia
 Solemyida - Ctenodontidae
Ostracoda
 Leperditicopida - Leperditiidae
Anthozoa
 Stauriida - Streptelasmatidae
Asthenophyllum sp. Grubbs 1939 horn coral