Protocalymene Ross and Barnes 1967 (trilobite)

Trilobita - Phacopida - Calymenidae

Full reference: R. J., J.r. Ross and H. B. Barnes. 1967. Some Middle Ordovician Brachiopods and Trilobites from the Basin Ranges, Western United States. United States Geological Survey Professional Paper 523-D:D1-D4

Parent taxon: Calymenidae according to P. A. Jell and J. M. Adrain 2002

See also Fortey and Droser 1999 and Sepkoski 2002

Sister taxa: Calymenesum, Calymeninae, Carmoninae, Flexicalymeninae, Gravicalymene, Linguocalymene, Liocalymene, Neseuretus, Nipponocalymene, Onnicalymene, Papillicalymene, Pharostomatinae, Platycalymene, Pradoella, Reacalymene, Reedocalymene, Reedocalymeninae, Salterocoryphe, Spathacalymene, Tapinocalymene

Subtaxa: Protocalymene mcallisteri

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Ecology: nektobenthic carnivore

Distribution:

• Whiterockian of United States (3: Nevada collections)

• Ordovician of Canada (1: Yukon), United States (7: California, Nevada)

Total: 11 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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