Jupiter Formation

|style="background:#FEF6E4;" |K. linguliforma

|style="background:#FEF6E4;" |Goéland Member.

|style="background:#FEF6E4;" |Associated with the brachiopod Rowellella and the shell of a Phanerotrema.

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|style="background:#FEF6E4;" |Goéland Member.{{Cite journal |last1=Ebbestad |first1=Jan Ove R. |last2=Tapanila |first2=Leif |date=2005-06-09 |title=Non-predatory borings in Phanerotrema (Gastropoda), Early Silurian, Anticosti Island, Québec, Canada |url=https://www.sciencedirect.com/science/article/pii/S0031018205001057 |journal=Palaeogeography, Palaeoclimatology, Palaeoecology |language=en |volume=221 |issue=3 |pages=325–341 |doi=10.1016/j.palaeo.2005.03.003 |issn=0031-0182|url-access=subscription }}

|style="background:#FEF6E4;" |Borings in gastropod shells.

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|I. deflecta

| Lower two members.{{Cite journal |last1=Copper |first1=Paul |last2=Long |first2=Darrel G. F. |last3=Jin |first3=Jisuo |date=2012 |title=The Early Silurian Gun River Formation of Anticosti Island, eastern Canada: A key section for the mid-Llandovery of North America |url=https://www.academia.edu/20175056 |journal=Newsletters on Stratigraphy |volume=45 |issue=3 |pages=263 |doi=10.1127/0078-0421/2012/0024 |issn=0078-0421}}

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| Material originally thought to be from the Gun River Formation.

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|C. (Phricoclorinda) chaloupensis

|Cybèle Member.{{Cite journal |last1=Jin |first1=Jisuo |last2=Copper |first2=Paul |title=Late Ordovician and Early Silurian pentamerid brachiopods of Anticosti Island, Québec, Canada |url=https://www.academia.edu/20175090 |journal=Palaeontographica Canadiana}}

|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).

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|Goéland, Richardson, Ferrum and Pavillon Members.

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|Goéland Member

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|C. brevis

|Pavillon Member.

|"A279b (1 broken ventral valve, 1 small slab with interiors exposed) and A333 (>10 fragmentary, disarticulated valves)".

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|Pavillon Member (top).

|A 107-108 (1); A 279b (5 broken valves on small slab); A281 (3); A418-5 (10 valves on slabs); A554 (2).

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|D. acrolopha

|East Point Member.{{Cite journal |last=Copper |first=Paul |date=September 1995 |title=Five new genera of Late Ordovician-Early Silurian brachiopods from Anticosti Island, eastern Canada |url=https://ur.booksc.me/book/47912531/7f1efd |journal=Journal of Paleontology |volume=69 |issue=5 |pages=846–862 |doi=10.1017/s0022336000035526 |s2cid=132079646 |issn=0022-3360|url-access=subscription }}

|Several hundred specimens.

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|E. davidsonii

|Cybèle and Ferrum members.

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|Basal Ferrum Member.

|A 185 (a crushed shell) and A 1066b (32, variously damaged).

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|J. brabyla

|Lower Goéland Member.

|Several thousand specimens.

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|M. (Chiastodoca) salterii

|Ferrum Member

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|Goéland and Richardson members.

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|Upper Ferrum Member.

|A101 (270 specimens).

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|Cybèle and Ferrum members.

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|Uppermost Ferrum Member and Pavillon Member.

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|Ferrum and Pavillon Members.

|A255 (16 free shells, 6 slabs with shells in life position) and A108 (1 specimen).

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|P. ops

| Upper Richardson Member.

|A1158 (3 shells).

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|East Point Member and Ferrum Member.

|A863 (1 shell) and A959 (1 shell).

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|P. subrectus

|Pavillon Member.

|"A333 (about 1 conjoined shell; 40 incomplete specimens), A 1395 (6 conjoined shells, 12 ventral valves)".

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|P. oblongus

|Richardson, Cybèle, Ferrum and Pavillon Members.

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|File:Pentamerus oblongus - Kyoto University Museum - DSC06413.JPG

|Goéland Member.

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|Also found in the Gun River Formation.

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|R.? anticostiensis

|Goéland Member.

|Specimen associated with the shell of a Phanerotrema and the trace fossil Klemmatoica linguliforma.

|A lingulid.

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|S. gwelani

|Goéland Member.

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|Also found in the Gun River Formation.

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|Ferrum Member.

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|A. sp.

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| An unnamed species of the genus.{{Cite journal |last=Dixon |first=O. A. |date=January 1986 |title=The heliolitid coral Acidolites in Ordovician–Silurian rocks of eastern Canada1 |url=https://www.cambridge.org/core/journals/journal-of-paleontology/article/abs/heliolitid-coral-acidolites-in-ordoviciansilurian-rocks-of-eastern-canada-1/C856A953F9E0E1A1C24D610DAA839C15 |journal=Journal of Paleontology |language=en |volume=60 |issue=1 |pages=26–52 |doi=10.1017/S002233600002148X |s2cid=130759173 |issn=0022-3360|url-access=subscription }}

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| Goéland Member.

|Two individuals encrusting the surface of a Clathrodictyon, which itself is associated with a Phanerotrema shell.

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|P. nathalieae

| Cybèle Member.{{Cite journal |last1=Ewin |first1=Timothy A. M. |last2=Reich |first2=Mike |last3=Graham |first3=Mark R. |last4=Cournoyer |first4=Mario E. |date=2019-12-01 |title=Perforocycloides nathalieae new genus and species, an unusual Silurian cyclocystoid (Echinodermata) from Anticosti Island, Québec, Canada |journal=PalZ |language=en |volume=93 |issue=4 |pages=625–635 |doi=10.1007/s12542-019-00483-w |issn=1867-6812|doi-access=free |hdl=10141/622663 |hdl-access=free }}

|MPEP335.7.

| A cyclocystoid.

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|R. viviani

|Cybèle Member to Pavillon Member.{{Cite journal |last1=Ewin |first1=T. A. M. |last2=Martin |first2=M. |last3=Isotalo |first3=P. |last4=Zamora |first4=S. |date=2020 |others=Universidad de Zaragoza |title=New rhenopyrgid edrioasteroids (Echinodermata) and their implications for taxonomy, functional morphology, and paleoecology |url=https://zaguan.unizar.es/record/95433 |journal=Journal of Paleontology |volume=94 |pages=115–130 |doi=10.1017/jpa.2019.65 |s2cid=204263950 |issn=0022-3360}}

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|An edrioasteroid.

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|P. sp.

| Goéland Member.{{Cite book |last=Ove |first=Tapanila, Leif Ebbestad, Jan |url=https://www.researchgate.net/publication/233546211 |title=Benthic island community on the back of a snail: Silurian, Anticosti Island, Canada |date=2008 |publisher=Uppsala universitet, Evolutionsmuseet |oclc=1235121208}}

|Shells, some with Trypanites borings or other associated organisms.

| A phanerotrematid.

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| Goéland Member.

|Specimen found growing on a Phanerotrema shell.

| A stromatoporoid.

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|E. deomenos

| {{Cite web |title=The Silurian trilobite Encrinurus punctatus (Wahlenberg) and allied species {{!}} The Palaeontological Association |url=https://www.palass.org/publications/palaeontology-journal/archive/5/3/article_pp460-477 |access-date=2022-09-19 |website=www.palass.org}}

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