Horsefly Mine: Ypresian, Canada
collected by Lawrence M. Lambe 1906
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
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Mallomonas intermedia
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Siver et al. 2019 | |||||||||
Bacillariophyceae
- Aulacoseirales
- Aulacoseiraceae
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Eoseira wilsonii n. gen., n. sp.
Wolfe and Edlund 2005
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Wolfe and Edlund 2005 | |||||||||
From the H2 sequence | ||||||||||
Insecta
- Coleoptera
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Coleoptera indet.
Linnaeus 1758
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1 specimen | |||||||||
Collected July 20 | ||||||||||
Insecta
- Orthoptera
- Promastacidae
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Promastox archaicus n. gen., n. sp.
Handlirsch 1910
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1 specimen | |||||||||
Collected July 20 (1 measurement) | ||||||||||
Insecta
- Diptera
- Bibionidae
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Penthetria dilatata n. sp.
Handlirsch 1910
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1 specimen | |||||||||
recombined as Plecia dilatata | ||||||||||
Collected July 20 (1 measurement) | ||||||||||
Penthetria platyptera n. sp.
Handlirsch 1910
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1 specimen | |||||||||
recombined as Plecia platyptera | ||||||||||
Collected July 20 (1 measurement) | ||||||||||
Penthetria angustipennis n. sp.
Handlirsch 1910
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1 specimen | |||||||||
recombined as Plecia angustipennis | ||||||||||
Collected July 20 (1 measurement) | ||||||||||
Penthetria reducta n. sp.
Handlirsch 1910
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2 specimens | |||||||||
recombined as Plecia reducta | ||||||||||
Collected July 20 (1 measurement) | ||||||||||
Plecia transitoria
(Handlirsch 1910)
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Rice 1959 | 1 specimen | ||||||||
GSC 14470 (1 measurement) | ||||||||||
Penthetria fragmentum n. sp.
Handlirsch 1910
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1 specimen | |||||||||
synonym of Plecia transitoria | ||||||||||
Collected July 20; GSC 7260 (1 measurement) | ||||||||||
Penthetria curtula n. sp.
Handlirsch 1910
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1 specimen | |||||||||
recombined as Plecia curtula | ||||||||||
Collected July 20 (1 measurement) | ||||||||||
Actinopteri
- Hiodontiformes
- Hiodontidae
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Eohiodon woodruffi
Wilson 1978
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Wilson 1978 | 2 specimens | ||||||||
see common names |
Geography
Country: | Canada | State/province: | British Columbia |
Coordinates: | 52.4° North, 121.4° West (view map) | ||
Paleocoordinates: | 57.1° North, 103.6° West | ||
Basis of coordinate: | estimated from map | ||
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
Lithology and environment
Primary lithology: | planar lamination "shale" | ||
Lithology description: Varved shale, with alternating Dark sapropel laminae & Light tuff laminae | |||
Environment: | lacustrine indet. | Tectonic setting: | rift |
Geology comments: It is proposed here Ihat the varves were deposited in the deeper regons of a stratified, monomictic or meromictic lake in a warm temperate climate |
Taphonomy
Modes of preservation: | mold/impression,adpression |
Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
Collection methods: | survey of museum collection | ||
Reason for describing collection: | taxonomic analysis | ||
Collectors: | Lawrence M. Lambe | Collection dates: | 1906 |
Collection method comments: "In the year 1906, during geological explorations in the southern interior of British Columbia, Mr. lawrence M. Lambe, of the Geological Survey, collected a number of remains of Tertiary insects..." |
Metadata
Also known as: | H1 | ||
Database number: | 119857 | ||
Authorizer: | M. Clapham, K. Volkman, P. Holroyd | Enterer: | J. Karr, P. Holroyd, K. Volkman |
Modifier: | J. Karr | Research group: | paleoentomology |
Created: | 2011-11-02 20:10:30 | Last modified: | 2014-08-06 17:34:25 |
Access level: | the public | Released: | 2011-11-02 20:10:30 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
38404. | A. Handlirsch. 1910. Canadian fossil Insects. 5. Insects from the Tertiary lake deposits of the southern interior of British Columbia, collected by Mr. Lawrence M. Lambe. Contributions to Canadian Palaeontology 2(3):93-129 [M. Clapham/J. Karr] |
Secondary references:
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] | |
83417 | P. A. Siver, A. Skogstad, and Y. Nemcova. 2019. Endemism, palaeoendemism and migration: the case for the 'European endemic', Mallomonas intermedia. European Journal of Phycology 54(2):222-234 [K. Volkman/K. Volkman] | |
63863 | M. V. H. Wilson. 1978. Eohiodon woodruffi n. sp. (Teleostei, Hiodontidae), from the middle Eocene Klondike Mountain Formation near Republic, Washington. Canadian Journal of Earth Sciences 15(5):679-686 [P. Holroyd/P. Holroyd] | |
83414 | A. P. Wolfe and M. B. Edlund. 2005. Taxonomy, phylogeny, and paleoecology of Eoseira wilsonii gen. et sp. nov., a Middle Eocene diatom (Bacillariophyceae: Aulacoseiraceae) from lake sediments at Horsefly, British Columbia, Canada. Canadian Journal of Earth Sciences 42(2):243-257 [K. Volkman/K. Volkman] |