30543 - Rare 1.40 Inch Calymene niagarensis Lower Silurian Trilobite - New York, USA
30543 - Rare 1.40 Inch Calymene niagarensis Lower Silurian Trilobite - New York, USA 30543 - Rare 1.40 Inch Calymene niagarensis Lower Silurian Trilobite - New York, USA 30543 - Rare 1.40 Inch Calymene niagarensis Lower Silurian Trilobite - New York, USA 30543 - Rare 1.40 Inch Calymene niagarensis Lower Silurian Trilobite - New York, USA 30543 - Rare 1.40 Inch Calymene niagarensis Lower Silurian Trilobite - New York, USA

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30543 - Rare 1.40 Inch Calymene niagarensis Lower Silurian Trilobite - New York, USA

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Species
† Calymene niagarensis (Hall, 1852)
Age
Lower Silurian (~443 Million Years)
Location
Caleb's Quarry, Middleport, New York, U.S.A
Formation
Rochester Shale Formation
Size
35.5 mm   •    in
Weight
40 g   •    oz
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Description
Calymene niagarensis, Hall 1852 (trilobite)
Trilobita - Phacopida - Calymenidae
 
PaleoDB taxon number: 189541

Belongs to Calymene according to P. E. Raymond 1916

Sister taxa: Calymene ansensis, Calymene australis, Calymene barnesi, Calymene blumenbachii, Calymene breviceps, Calymene bufo, Calymene callicephala, Calymene celebra, Calymene conradi, Calymene frontosa, Calymene gamachei, Calymene granulosa, Calymene hadyardensis, Calymene latigenata, Calymene marginata, Calymene mimaspera, Calymene minimarginata, Calymene nasuta, Calymene nowlani, Calymene orthomarginata, Calymene polgari, Calymene retrorsa, Calymene ubitquitosus

Ecology: nektobenthic carnivore

Environments: offshore (2 collections), carbonate (1), deep subtidal shelf (1), marginal marine (1), reef, buildup or bioherm (1), deep subtidal ramp (1)

Age range: 428.2 to 426.2 Ma

Distribution:

• Silurian of United States (26: Indiana, Maryland, New York, Tennessee, West Virginia collections)
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