Calyptaulax Cooper 1930 (trilobite)

Trilobita - Phacopida - Pterygometopidae

Synonym: Calliops Delo 1935

Parent taxon: Eomonorachinae according to R. Ludvigsen and B. D. E. Chatterton 1982

See also Cooper 1953, Jell and Adrain 2002, Neuman and Bruton 1974, Owen 1981, Owen and Bruton 1980, Sepkoski 2002 and Shaw 1968

Sister taxa: Denella, Eomonorachus, Liocnemis, Podowrinella, Sceptaspis, Tricopelta

Subtaxa: Calliops angusta Calliops brevipostica Calliops brevis Calliops brongniarti Calliops mesleri Calliops troosti Calyptaulax annulata Calyptaulax callicephala Calyptaulax callirachis Calyptaulax cornwalli Calyptaulax glabella Calyptaulax holstonensis Calyptaulax incepta Calyptaulax norvegicus Calyptaulax sillimani

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Type: Calyptaulax glabella

Ecology: fast-moving low-level epifaunal carnivore

Distribution:

• Ordovician of Belgium (1 collection), Canada (62: British Columbia, Newfoundland, Northwest Territories, Nunavut, Nunvait, Ontario, Quebec), Ireland (8), Norway (24), the Russian Federation (2), the United Kingdom (14), United States (66: Illinois, Iowa/Wisconsin, Kentucky, Missouri, Nevada, New York, Oklahoma, Tennessee, Virginia)

• Chazy of United States (16: New York)

• Whiterockian of Canada (13: Newfoundland and Labrador, Northwest Territories, Quebec), United States (15: Nevada, New York, Oklahoma, Vermont)

Total: 221 collections including 235 occurrences

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Specimen images are retrieved through the ePANDDA API.


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