From Wikipedia, the free encyclopedia
The Jupiter Formation is a geologic formation in Quebec, well-exposed in the southern third of Anticosti Island and lying in the St Lawrence River Valley.[1] It preserves fossils dating back to the Silurian period.
Fossil content
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Color key
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Notes Uncertain or tentative taxa are in small text; crossed out taxa are discredited.
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Trace Fossils
Trace fossils
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Genus |
Species |
Presence
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Material |
Notes |
Images
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Klemmatoica
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K. linguliforma
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Goéland Member.[2]
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Associated with the brachiopod Rowellella and the shell of a Phanerotrema.[2]
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Trypanites
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Goéland Member.[3]
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Borings in gastropod shells.[3]
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Vertebrates
Invertebrates
Brachiopods
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Genus |
Species |
Presence
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Material |
Notes |
Images
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Clorinda
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C. (Phricoclorinda) chaloupensis
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Cybèle Member.[5]
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A749 (112, mostly well-preserved); A850 (178); A937 (about 100,some embedded in small blocks); A939 (44); A1040 (105); A1047 (1); A1064b (76); A1125 (68).[5]
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C. tumidula
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Goéland, Richardson, Ferrum and Pavillon Members.[5]
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C. superundata
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Goéland Member[5]
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Costistricklandia
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C. brevis
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Pavillon Member.[5]
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"A279b (1 broken ventral valve, 1 small slab with interiors exposed) and A333 (>10 fragmentary, disarticulated valves)".[5]
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C. gaspeensis
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Pavillon Member (top).[5]
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A 107-108 (1); A 279b (5 broken valves on small slab); A281 (3); A418-5 (10 valves on slabs); A554 (2).[5]
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Dihelictera
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D. acrolopha
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East Point Member.[6]
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Several hundred specimens.[6]
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Ehlersella
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E. davidsonii
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Cybèle and Ferrum members.[5]
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E. transulcata
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Basal Ferrum Member.[5]
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A 185 (a crushed shell) and A 1066b (32, variously damaged).[5]
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Joviatrypa
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J. brabyla
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Lower Goéland Member.[6]
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Several thousand specimens.[6]
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Microcardinalia
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M. (Chiastodoca) salterii
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Ferrum Member[5]
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M. (Chiastodoca) richardsoni
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Goéland and Richardson members.[5]
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M. (Chiastodoca) fabatina
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Upper Ferrum Member.[5]
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A101 (270 specimens).[5]
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M. (Dauphinella) divaricata
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Cybèle and Ferrum members.[5]
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M. (Dauphinella) melissa
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Uppermost Ferrum Member and Pavillon Member.[5]
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M. (Dauphinella) sp.
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Ferrum and Pavillon Members.[5]
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A255 (16 free shells, 6 slabs with shells in life position) and A108 (1 specimen).[5]
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Parastrophinella
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P. ops
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Upper Richardson Member.[5]
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A1158 (3 shells).[5]
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P. sp.
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East Point Member and Ferrum Member.[5]
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A863 (1 shell) and A959 (1 shell).[5]
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Pentameroides
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P. subrectus
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Pavillon Member.[5]
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"A333 (about 1 conjoined shell; 40 incomplete specimens), A 1395 (6 conjoined shells, 12 ventral valves)".[5]
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Pentamerus
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P. oblongus
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Richardson, Cybèle, Ferrum and Pavillon Members.[5]
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P. palaformis
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Goéland Member.[5]
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Also found in the Gun River Formation.
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Rowellella
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R.? anticostiensis
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Goéland Member.[2]
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Specimen associated with the shell of a Phanerotrema and the trace fossil Klemmatoica linguliforma.[2]
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A lingulid.
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Stricklandia
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S. gwelani
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Goéland Member.[5]
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Also found in the Gun River Formation.
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S. planirostrata
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Ferrum Member.[5]
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Corals
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Genus |
Species |
Presence
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Material |
Notes |
Images
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Acidolites
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A. sp.
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An unnamed species of the genus.[7]
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Cornulitids
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Genus |
Species |
Presence
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Material |
Notes |
Images
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Conchicolites
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Goéland Member.[2]
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Two individuals encrusting the surface of a Clathrodictyon, which itself is associated with a Phanerotrema shell.[2]
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See also
References
- ^ a b c d e Copper, P.; Long, D.G.F. (31 October 1990). "Stratigraphic revision of the Jupiter Formation, Anticosti Island, Canada: a major reference section above the Ordovician-Silurian boundary". Newsletters on Stratigraphy. 23 (1): 11–36. doi:10.1127/nos/23/1990/11. ISSN 0078-0421.
- ^ a b c d e f g h i j Ove, Tapanila, Leif Ebbestad, Jan (2008). Benthic island community on the back of a snail: Silurian, Anticosti Island, Canada. Uppsala universitet, Evolutionsmuseet. OCLC 1235121208.
{{cite book}}
: CS1 maint: multiple names: authors list (link)
- ^ a b c d Ebbestad, Jan Ove R.; Tapanila, Leif (9 June 2005). "Non-predatory borings in Phanerotrema (Gastropoda), Early Silurian, Anticosti Island, Québec, Canada". Palaeogeography, Palaeoclimatology, Palaeoecology. 221 (3): 325–341. doi:10.1016/j.palaeo.2005.03.003. ISSN 0031-0182.
- ^ a b Copper, Paul; Long, Darrel G. F.; Jin, Jisuo (2012). "The Early Silurian Gun River Formation of Anticosti Island, eastern Canada: A key section for the mid-Llandovery of North America". Newsletters on Stratigraphy. 45 (3): 263. doi:10.1127/0078-0421/2012/0024. ISSN 0078-0421.
- ^ a b c d e f g h i j k l m n o p q r s t u v w x y z aa ab ac Jin, Jisuo; Copper, Paul. "Late Ordovician and Early Silurian pentamerid brachiopods of Anticosti Island, Québec, Canada". Palaeontographica Canadiana.
- ^ a b c d Copper, Paul (September 1995). "Five new genera of Late Ordovician-Early Silurian brachiopods from Anticosti Island, eastern Canada". Journal of Paleontology. 69 (5): 846–862. doi:10.1017/s0022336000035526. ISSN 0022-3360. S2CID 132079646.
- ^ Dixon, O. A. (January 1986). "The heliolitid coral Acidolites in Ordovician–Silurian rocks of eastern Canada1". Journal of Paleontology. 60 (1): 26–52. doi:10.1017/S002233600002148X. ISSN 0022-3360. S2CID 130759173.
- ^ a b Ewin, Timothy A. M.; Reich, Mike; Graham, Mark R.; Cournoyer, Mario E. (1 December 2019). "Perforocycloides nathalieae new genus and species, an unusual Silurian cyclocystoid (Echinodermata) from Anticosti Island, Québec, Canada". PalZ. 93 (4): 625–635. doi:10.1007/s12542-019-00483-w. hdl:10141/622663. ISSN 1867-6812.
- ^ Ewin, T. A. M.; Martin, M.; Isotalo, P.; Zamora, S. (2020). "New rhenopyrgid edrioasteroids (Echinodermata) and their implications for taxonomy, functional morphology, and paleoecology". Journal of Paleontology. 94. Universidad de Zaragoza: 115–130. doi:10.1017/jpa.2019.65. ISSN 0022-3360. S2CID 204263950.
- ^ "The Silurian trilobite Encrinurus punctatus (Wahlenberg) and allied species | The Palaeontological Association". www.palass.org. Retrieved 19 September 2022.