North Fork of Similkameen River (Eocene of Canada)

Also known as Site 7e

Where: British Columbia, Canada (49.5° N, 120.6° W: paleocoordinates 54.1° N, 103.8° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Vermilion Bluffs Member (Allenby Formation), Ypresian (56.0 - 47.8 Ma)

• The "Hospital Hill" exposure of the Vermilion Bluffs Shale in Princeton is estimated to be 52.08 +/- 0.12 million years old (Archibald, 2005).

• group of beds-level stratigraphic resolution

Environment/lithology: lacustrine; lithified shale and lithified siltstone

Size class: mesofossils

Preservation: adpression

Collected by G.M. Dawson in 1888; reposited in the GSC

Primary reference: S. H. Scudder. 1895. Canadian fossil insects, myriapods and arachnids, 1. The Tertiary Hemiptera of British Columbia. Geological Survey of Canada Contributions to Canadian Palaeontology 2(1):5-26 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 121046: authorized by Matthew Clapham, entered by Jered Karr on 25.11.2011, edited by Matthew Clapham and Karl Volkman

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Dicotyledoneae
 Ericales - Vacciniaceae
Vaccinophyllum quaestum n. sp.1 Dawson 1890
Angiospermae
 Laurales - Lauraceae
? Cinnamomum sp.1 Schaeffer 1760 cinnamon
 Saxifragales - Cercidiphyllaceae
"Populus obtrita n. sp." = Cercidiphyllum obtritum1
"Populus obtrita n. sp." = Cercidiphyllum obtritum1 Dawson 1890 katsura
 Proteales - Nelumbonaceae
"Nelumbium pygmaeum n. sp." = Nelumbo pygmaea1
"Nelumbium pygmaeum n. sp." = Nelumbo pygmaea1 Dawson 1890 lotus
 Fagales - Fagaceae
Quercus dalli1, "Planera longifolia" = Fagus longifolia1
"Planera longifolia" = Fagus longifolia1 Lesquereux 1872 beech
 Fagales - Myricaceae
Comptonia columbiana n. sp.1 Dawson 1890
Comptonia cuspidata1 Lesquereux 1882
 Fagales - Betulaceae
Alnites curta n. sp.1
Alnites curta n. sp.1 Dawson 1890 birch
 Rosales - Rhamnaceae
? Ceanothus sp.1 Linnaeus 1753 ceanothus
 Rosales - Ulmaceae
Ulmites pusillus n. sp.1 Dawson 1890 elm
 Malpighiales - Salicaceae
 Coniferales - Cupressaceae
? Glyptostrobus sp.1 Endlicher 1847 Chinese swamp cypress
Insecta
 Neuroptera - Ithonidae
"Ricania antiquata n. sp." = Ricaniella antiquata
"Ricania antiquata n. sp." = Ricaniella antiquata Scudder 1895 moth lacewing
Dawson 91ab
 Coleoptera - Elateridae
Limonius impunctus n. sp.3 Scudder 1895 click beetle
Dawson 100ab
Elaterites sp.3 Heer 1847 click beetle
Dawson 102
 Coleoptera - Chrysomelidae
Cryptocephalites punctatus n. gen. n. sp.3 Scudder 1895 leaf beetle
Dawson 101
 Hemiptera - Fulgoridae
Enchophora sp. Spinola 1839 fulgorid planthopper
Dawson 90
 Hemiptera - Aphrophoridae
Palaphrodes sp. Scudder 1890 froghopper
Dawson 99
Palaeoptysma venosa n. gen. n. sp. Scudder 1895 froghopper
Dawson 92
Aphrophora sp. Germar 1821 froghopper
Dawson 88ab
Ptysmaphora fletcheri n. gen. n. sp. Scudder 1895 froghopper
Dawson 95ab
 Hemiptera - Cercopidae
Stenecphora punctulata n. gen. n. sp. Scudder 1895 froghopper
Dawson 94ab
Stenolocris venosa n. gen. n. sp. Scudder 1895 froghopper
Dawson 86
Cercopis grandescens n. sp. Scudder 1895 froghopper
Dawson 96
Dawsonites veter n. gen. n. sp. Scudder 1895 froghopper
Dawson 87ab
Cercopites torpescens n. sp. Scudder 1895 froghopper
Dawson 89ab
Palecphora sp. Scudder 1890 froghopper
Dawson 93ab
 Diptera - Bibionidae
Plecia pulchra2 Handlirsch 1910 love bug
GSC 14483