Eurypterid-associated biota, Goat Island Mbr., Lockport Fmn., Hamilton, Ont.: Wenlock, Canada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Scyphozoa
- Conulariida
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Conulariida indet.
Miller and Gurley 1896
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Anthozoa
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Anthozoa indet.
Ehrenberg 1834
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unclassified
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Porifera indet.
Grant 1836
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Pterobranchia
- Dendroidea
- Acanthograptidae
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Dictyonema sp.
Hall 1851
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Pterobranchia
- Cyclograptidae
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Reticulograptus sp.
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unclassified
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Bryozoa indet.
Ehrenberg 1831
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Rhynchonellata
- Spiriferida
- Delthyrididae
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Howellella sp.
Kozlowski 1946
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Delthyris sp.
Dalman 1828
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Rhynchonellata
- Spiriferida
- Cyrtiidae
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Eospirifer sp.
Schuchert 1913
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Rhynchonellata
- Athyridida
- Meristellidae
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Whitfieldella sp.
Hall and Clarke 1893
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Rhynchonellata
- Atrypida
- Atrypidae
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Plectatrypa sp.
Schuchert and Cooper 1930
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Atrypa sp.
Dalman 1828
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Rhynchonellata
- Orthida
- Dalmanellidae
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Resserella sp.
Bancroft 1928
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Rhynchonellata
- Orthida
- Rhipidomellidae
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Dalejina sp.
Havlicek 1953
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Rhynchonellata
- Orthida
- Platystrophiidae
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Platystrophia sp.
King 1850
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Rhynchonellata
- Orthida
- Hesperorthidae
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Dolerorthis sp.
Schuchert and Cooper 1931
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Rhynchonellata
- Rhynchonellida
- Trigonirhynchiidae
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Rhynchotreta sp.
Hall 1879
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Rhynchonellata
- Rhynchonellida
- Rhynchotrematidae
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Stegerhynchus sp.
(Foerste 1909)
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| original and current combination Rhynchonella (Stegerhynchus) | ||||||||||
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Strophomenata
- Strophomenida
- Sowerbyellidae
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Eoplectodonta sp.
Kozlowski 1929
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Strophomenata
- Strophomenida
- Leptostrophiidae
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Protomegastrophia sp.
Caster 1939
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Strophomenata
- Strophomenida
- Strophonellidae
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Strophonella sp.
Hall 1879
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Strophomenata
- Strophomenida
- Rafinesquinidae
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Leptaena sp.
Dalman 1828
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Strophomenata
- Orthotetida
- Chilidiopsidae
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Coolinia sp.
Bancroft 1949
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| spelled with current rank as Fardenia (Coolinia) | ||||||||||
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Chileata
- Dictyonellida
- Eichwaldiidae
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Dictyonella sp.
Hall 1868
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| replaced by Eodictyonella | ||||||||||
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Lingulata
- Lingulida
- Discinidae
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Schizotreta sp.
Kutorga 1848
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Lingulata
- Lingulida
- Lingulidae
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Lingula sp.
Bruguiére 1797
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| genus name in quotes | ||||||||||
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Craniata
- Craniopsida
- Craniopsidae
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Craniops sp.
Hall 1859
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unclassified
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Annelida indet.
Lamarck 1809
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Bivalvia
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Pelecypoda indet.
Goldfuss 1820
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| synonym of Bivalvia | ||||||||||
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Cephalopoda
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Cephalopoda indet.
Cuvier 1797
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Gastropoda
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Gastropoda indet.
Cuvier 1795
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Eurypterida
- Pterygotidae
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Pterygotus canadensis
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Ostracoda
- Leperditicopida
- Leperditiidae
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Leperditia sp.
Rouault 1851
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Trilobita
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Trilobita indet.
Walch 1771
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| see common names | ||||||||||
Geography
| Country: | Canada | State/province: | Ontario |
| Coordinates: | 43.3° North, 79.8° West (view map) | ||
| Paleocoordinates: | 26.6° South, 45.2° West | ||
| Basis of coordinate: | based on nearby landmark | ||
| Geographic resolution: | local area |
Time
| Period: | Silurian | Epoch: | Wenlock |
| 10 m.y. bin: | Silurian 2 | *Epoch: | Late/Upper Wenlock |
| Key time interval: | Wenlock | ||
| Age range of interval: | 433.40000 - 427.40000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Lockport | Member: | Goat Island | ||
| Stratigraphic resolution: | member | ||||
| Stratigraphy comments: "Lockport Formation (Anacaster Chert)." | |||||
Lithology and environment
| Primary lithology: | "limestone" | ||
| Secondary lithology: | chert | ||
| Lithology description: "Interbedded limestone and chert." | |||
| Environment: | offshore ramp | Tectonic setting: | foreland basin |
| Glacial or sequence phase: | highstand systems tract | ||
| Geology comments: "Environment: BA 3, probably Janius Community of the Janius Community Group as judged from the brachiopods."
2003:04:06: SEP environmenta/strat calls based on field knowledge and also Brett et al. (1998). Silurian Cycles. Bulletin NY state museum 491 (p. 106). | |||
Taphonomy
Collection methods and comments
| Collection excludes: | some macrofossils |
| Reason for describing collection: | paleoecologic analysis |
| Collection method comments: Substantial overlap with Collection number 473 (Coral-Stromatoporoid Community of the Lockport Formation, NY and Ont.). | |
| Taxonomic list comments:Associated biota listed to higher taxon with genus names given for a few groups. | |
Metadata
| Database number: | 14195 | ||
| Authorizer: | M. Foote | Enterer: | M. Foote |
| Modifier: | M. Foote | Research group: | marine invertebrate |
| Created: | 2002-05-23 04:31:28 | Last modified: | 2006-09-15 15:14:05 |
| Access level: | the public | Released: | 2002-05-23 04:31:28 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 4261. | R. E. Plotnick. 1999. Habitat of Llandoverian-Lochkovian eurypterids. In A. J. Boucot, J. D. Lawson (eds.), Paleocommunities - a case study from the Silurian and Lower Devonian 106-136 [M. Foote/M. Foote/P. Wagner] |