Churchill, Manitoba (Holocene) (Holocene of Canada)

Also known as Hudson Bay Loc. 1

Where: Manitoba, Canada (58.7° N, 94.1° W: paleocoordinates 58.7° N, 94.1° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Holocene (0.0 - 0.0 Ma)

• LITHOSTRATIGRAPHY: No lithostratigraphic unit reported in text. From elevated beaches. AGE: Late Wisconsin (O'Neil 1924, Richards 1940, 1941, and Nichols 1936).

• group of beds-level stratigraphic resolution

Environment/lithology: marine; unlithified siliciclastic sediments

• ENVIRONMENT: No specific environment provided in text for individual collection.
• SPECIFIC LITHOLOGY: No detailed lithologic data reported in text. LITHIFICATION: Assumed to be unlithified given age and figured specimens in Richards (1962).

Size class: macrofossils

Collection methods: COLLECTORS: Based on checklists of Nichols (1936) and Richards (1940, 1941). REPOSITORIES: Collections held in various museums, possibly including the Academy of Natural Sciences, USNM, MCZ (Cambridge), and AMNH.

Primary reference: H. G. Richards. 1962. Studies on the marine Pleistocene: Part II. The marine Pleistocene mollusks of eastern North America. Transactions of the American Philosophocal Society 52(3):1-142 [A. Hendy/A. Hendy]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 66505: authorized by Austin Hendy, entered by Austin Hendy on 09.10.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for gastropoda, bivalvia, and polyplacophora. NOMENCLATURE: Not an authoratative publication, and somewhat antiquated. However, all occurrences include species-resolution assignments and list synonymies.
Gastropoda
 Cerithioidea - Turritellidae
"Turritella (Turritellopsis) erosa" = Tachyrhynchus erosus
"Turritella (Turritellopsis) erosa" = Tachyrhynchus erosus Couthouy 1838 turret shell
 Neogastropoda - Buccinidae
"Buccinum tenue" = Buccinum scalariforme
"Buccinum tenue" = Buccinum scalariforme Möller 1842 true whelk
Bivalvia
 Pectinida - Pectinoidae
"Chlamys islandicus" = Chlamys (Chlamys) islandica
"Chlamys islandicus" = Chlamys (Chlamys) islandica Müller 1776 scallop
 Mytilida - Mytilidae
Mytilus edulis Linnaeus 1758 mussel
 Pholadida - Myidae
"Mya truncata" = Mya (Mya) truncata
"Mya truncata" = Mya (Mya) truncata Linnaeus 1758 softshell clam
 Cardiida - Cardiidae
"Clinocardium ciliatum" = Clinocardium (Ciliatocardium) ciliatum
"Clinocardium ciliatum" = Clinocardium (Ciliatocardium) ciliatum Fabricius 1780 cockle
 Hiatellida - Hiatellidae
Hiatella arctica Linnaeus 1767 clam
 Carditida - Astartidae
"Astarte banksii" = Astarte montagui, Astarte borealis
"Astarte banksii" = Astarte montagui Dillwyn 1817 clam
Astarte borealis Chemnitz 1784 clam
 Nuculanida - Nuculanidae
"Nuculana pernula" = Nuculana pernula, "Nuculana buccata" = Nuculana pernula
"Nuculana pernula" = Nuculana pernula Müller 1779 pointed nut clam
"Nuculana buccata" = Nuculana pernula Müller 1779 pointed nut clam