North Fork of Similkameen River: Ypresian, Canada
collected by G.M. Dawson 1888

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
? Salisburya adiantoides
Dawson 1891
Insecta - Hemiptera - Cercopidae
Palecphora sp. Scudder 1890
1 specimen
Dawson 93ab (1 measurement)
Dawsonites veter n. gen., n. sp. Scudder 1895
1 specimen
Dawson 87ab (1 measurement)
Stenolocris venosa n. gen., n. sp. Scudder 1895
1 specimen
Dawson 86 (1 measurement)
Stenecphora punctulata n. gen., n. sp. Scudder 1895
1 specimen
Dawson 94ab (1 measurement)
Cercopis grandescens n. sp. Scudder 1895
1 specimen
Dawson 96 (1 measurement)
Cercopites torpescens n. sp. Scudder 1895
1 specimen
Dawson 89ab (2 measurements)
Insecta - Hemiptera - Aphrophoridae
Aphrophora sp. Germar 1821
1 specimen
Dawson 88ab (1 measurement)
Palaphrodes sp. Scudder 1890
1 specimen
Dawson 99
Ptysmaphora fletcheri n. gen., n. sp. Scudder 1895
1 specimen
Dawson 95ab (1 measurement)
Palaeoptysma venosa n. gen., n. sp. Scudder 1895
1 specimen
Dawson 92 (1 measurement)
Insecta - Hemiptera - Fulgoridae
Enchophora sp. Spinola 1839
1 specimen
Dawson 90
Insecta - Coleoptera - Chrysomelidae
Cryptocephalites punctatus n. gen., n. sp. Scudder 1895
Scudder 1895 1 specimen
Dawson 101 (1 measurement)
Insecta - Coleoptera - Elateridae
Limonius impunctus n. sp. Scudder 1895
Scudder 1895 1 specimen
Dawson 100ab (1 measurement)
Elaterites sp. Heer 1847
Scudder 1895 1 specimen
Dawson 102 (1 measurement)
Insecta - Neuroptera - Ithonidae
Ricania antiquata n. sp. Scudder 1895
1 specimen
recombined as Ricaniella antiquata
Dawson 91ab (1 measurement)
Insecta - Diptera - Bibionidae
Plecia pulchra (Handlirsch 1910)
Rice 1959 1 specimen
GSC 14483 (1 measurement)
Angiospermae - Saxifragales - Cercidiphyllaceae
Populus obtrita n. sp. Dawson 1890
Dawson 1891
recombined as Cercidiphyllum obtritum
Angiospermae - Proteales - Nelumbonaceae
Nelumbium pygmaeum n. sp. Dawson 1890
Dawson 1891
recombined as Nelumbo pygmaea
Angiospermae - Laurales - Lauraceae
? Cinnamomum sp. Schaeffer 1760
Dawson 1891
Angiospermae - Malpighiales - Salicaceae
? Populus dauphnogenoides
Dawson 1891
Angiospermae - Rosales - Ulmaceae
Ulmites pusillus n. sp. Dawson 1890
Dawson 1891
Angiospermae - Rosales - Rhamnaceae
? Ceanothus sp. Linnaeus 1753
Dawson 1891
Angiospermae - Fagales - Myricaceae
Comptonia columbiana n. sp. Dawson 1890
Dawson 1891
Comptonia cuspidata Lesquereux 1882
Dawson 1891
Angiospermae - Fagales - Betulaceae
Alnites curta n. sp. Dawson 1890
Dawson 1891
Angiospermae - Fagales - Fagaceae
Planera longifolia Lesquereux 1872
Dawson 1891
recombined as Fagus longifolia
Quercus dalli
Dawson 1891
Angiospermae - Ericales - Vacciniaceae
Vaccinophyllum quaestum n. sp. Dawson 1890
Dawson 1891
Coniferales - Cupressaceae
? Glyptostrobus sp. Endlicher 1847
Dawson 1891
Taxodium miocenum
Dawson 1891
see common names

Geography
Country:Canada State/province:British Columbia County:Princeton
Coordinates: 49.5° North, 120.6° West (view map)
Paleocoordinates:54.1° North, 103.8° West
Basis of coordinate:based on nearby landmark
Geographic resolution:outcrop
Time
Period:Paleogene Epoch:Eocene
Stage:Ypresian 10 m.y. bin:Cenozoic 2
Key time interval:Ypresian
Age range of interval:56.00000 - 47.80000 m.y. ago
Stratigraphy
Geological group:Princeton Formation:Allenby Member:Vermilion Bluffs
Stratigraphic resolution:group of beds
Stratigraphy comments: The "Hospital Hill" exposure of the Vermilion Bluffs Shale in Princeton is estimated to be 52.08 +/- 0.12 million years old (Archibald, 2005).
Lithology and environment
Primary lithology: lithified "shale"
Secondary lithology: lithified siltstone
Environment:lacustrine indet. Tectonic setting:rift
Taphonomy
Modes of preservation:body,adpression
Size of fossils:mesofossils
Collection methods and comments
Collection methods:survey of museum collection
Reason for describing collection:taxonomic analysis
Museum repositories:GSC
Collectors:G.M. Dawson Collection dates:1888
Metadata
Also known as:Site 7e
Database number:121046
Authorizer:M. Clapham, K. Volkman Enterer:J. Karr, K. Volkman, M. Clapham
Modifier:M. Clapham Research group:paleoentomology
Created:2011-11-25 08:24:56 Last modified:2021-12-26 11:02:06
Access level:the public Released:2011-11-25 08:24:56
Creative Commons license:CC BY
Reference information

Primary reference:
49114. 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]

Secondary references:

58379fossil record J. W. Dawson. 1891. On fossil plants from the Similkameen Valley and other places in the Southern Interior of British Columbia. Transactions of the Royal Society of Canada 8(4):75-91 [H. Wang/H. Wang]
38594 H. M. A. Rice. 1959. Fossil Bibionidae (Diptera) from British Columbia. Geological Survey of Canada Bulletin 55:1-36 [M. Clapham/J. Karr/M. Clapham]
49116 S. H. Scudder. 1895. Canadian fossil insects, myriapods and arachnids, 2. The Coleoptera hitherto found fossil in Canada. Geological Survey of Canada Contributions to Canadian Palaeontology 2(1):27-56 [M. Clapham/M. Clapham/M. Clapham]