Crown Point Formation
{{Infobox rockunit
| name = Crown Point Formation
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| type = Formation
| age = Ordovician
| prilithology = Limestone
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| country = United States
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The Crown Point Formation is a geologic formation in New York and Vermont. It preserves invertebrate fossils dating back to the Ordovician period. Notable fossiliferous localities within the Crown Point Formation include quarries in the towns of Panton and Isle La Motte, Vermont.
Invertebrate Fauna
| class="wikitable" align="center" width="100%" |
| colspan="7" align="center" |Cephalopods of the Crown Point Formation |
|---|
| Genus
! Species ! Notes ! Images |
| Stereospyroceras
| Stereospyroceras champlainensis | | |
| Vaginoceras
| Vaginoceras oppletum | | |
| Vaningenoceras
| Vaningenoceras sp. | |
| Proteoceras
| Proteoceras perkinsi | | |
| |
Proteoceras pulchrum | | |
| Plectoceras
| Plectoceras jason | | |
| Nanno
| Nanno sp. | |
| class="wikitable" align="center" width="100%" |
| colspan="7" align="center" |Trilobites of the Crown Point Formation |
|---|
| Genus
! Species ! Notes ! Images |
| Bumastoides
| Bumastoides globosus | | |
| Bumastus
| Bumastus erastusi | | |
| Platillaenus
| Platillaenus erastusi | | |
| Cryptolithus
| Cryptolithus tesselatus | | |
| Hibbertia
| Hibbertia valcourensis | | |
| Flexicalymene
| Flexicalymene senaria | | |
| Isotelus
| Isotelus gigas | | |
| |
Isotelus jacobus | | |
| Pliomerops
| Pliomerops canadensis | | |
| Vogdesia
| Vogdesia bearsi | | |
| Ceratocara
| Ceratocara shawi | | |
| Thaleops
| Thaleops longispina | | |
| Cybeloides
| Cybeloides prima | | |
| Ceraurinella
| Ceraurinella latipyga | | |
| Physemataspis
| Physemataspis insularis | | |
| Hemiarges
| Hemiarges turneri | | |
| Calyptaulax
| Calyptaulax annulata | | |
| Otarion
| Otarion spinicaudatum | | |
| Lonchodomas
| Lonchodomas chaziensis | | |
| Failleana
| Failleana calva | | |
| Sphaerocoryphe
| Sphaerocoryphe goodnovi | | |
| class="wikitable" align="center" width="100%" |
| colspan="7" align="center" |Echinoderms of the Crown Point Formation |
|---|
| Genus
! Species ! Notes ! Images |
| Dendrinocrinus
| Dendrinocrinus alternatus | | |
| class="wikitable" align="center" width="100%" |
| colspan="7" align="center" |Brachiopods of the Crown Point Formation |
|---|
| Genus
! Species ! Notes ! Images |
| Ateleasma
| Ateleasma multicostum | | |
| Camerella
| Camerella varians | | |
| Macrocoelia
| Macrocoelia champlainensis | | |
| class="wikitable" align="center" width="100%" |
| colspan="7" align="center" |Corals of the Crown Point Formation |
|---|
| Genus
! Species ! Notes ! Images |
| Streptelasma
| Streptelasma expansum | | |
| Foerstephyllum
| Foerstephyllum wissleri | | |
| Lambeophyllum
| Lambeophyllum profundum | | |
| class="wikitable" align="center" width="100%" |
| colspan="7" align="center" |Bryozoans of the Crown Point Formation |
|---|
| Genus
! Species ! Notes ! Images |
| Prasopora
| Prasopora orientalis | | |
| Rhinidictya
| Rhinidictya fenestrata | | |
| Stictopora
| Stictopora ramosa | | |
| class="wikitable" align="center" width="100%" |
| colspan="7" align="center" |Gastropods of the Crown Point Formation |
|---|
| Genus
! Species ! Notes ! Images |
| Maclurites
| Maclurites magnus | | |
See also
{{Portal|Earth sciences|New York (state)|Paleontology}}
References
- {{cite web|title= Fossilworks: Gateway to the Paleobiology Database|author= ((Various Contributors to the Paleobiology Database))|url= https://www.fossilworks.org|access-date= 17 December 2021}}
Category:Ordovician geology of New York (state)
Category:Ordovician geology of Vermont
Category:Ordovician southern paleotemperate deposits
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