CMN Loc. BKS04-19 (Eocene to of Canada)

Also known as Eames River, Aulavik National Park

Where: Northwest Territory, Canada (74.2° N, 120.8° W: paleocoordinates 78.2° N, 90.7° W)

• coordinate stated in text

When: Cyclic Member (Eureka Sound Formation), Early/Lower Eocene to Early/Lower Eocene (55.8 - 37.2 Ma)

• Cyclic Member, Eureka Sound Formation (early – middle Eocene)

Environment/lithology: fluvial; sandstone

• in the Cyclic Member, a facies interpreted as distributary mouth bar deposits in the delta-front area
• unconsolidated sands

Size class: mesofossils

Collection methods: surface (float), sieve,

Primary reference: J. J. Eberle, M. D. Gottfried, J. H. Hutchison and C. A. Brochu. 2014. First Record of Eocene Bony Fishes and Crocodyliforms from Canada’s Western Arctic. PLoS One 9(5):e96079 [P. Holroyd/P. Holroyd]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 190390: authorized by Patricia Holroyd, entered by Patricia Holroyd on 07.12.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

• shark teeth, bivalves and Ophiomorpha burrows reported at some localities in member
Chondrichthyes
 Lamniformes - Odontaspididae
Odontaspis winkleri Leriche 1905 sand tiger shark
 Carchariniformes - Carcharhinidae
Physogaleus secundus Agassiz 1843 requiem shark
Actinopteri
 Esociformes - Esocidae
Esocidae indet. Cuvier 1817
 Amiiformes - Amiidae
? Amiidae indet. Huxley 1861 bowfin
Reptilia
 Loricata -
Eusuchia indet. crocodilian