Isotelus Dekay 1824 (trilobite)

Trilobita - Asaphida - Asaphidae

Alternative spellings: Asaphus (Isotelus), Isotellus

Synonym: Homotelus Raymond 1920

Parent taxon: Isotelinae according to A. W. Owen 1981

See also Amati 2014, Begg 1950, Henningsmoen 1960, Jell and Adrain 2002, Kanygin et al. 2019, M'Coy 1849, Owens and Fortey 2009, Phleger 1933, Sepkoski 2002 and Whittington 1941

Sister taxa: Golasaphus, Hoekaspis, Isoteloides, Megalaspides, Megistaspis, Notopeltis

Subtaxa: Homotelus catactus Homotelus elongatus Homotelus florencevillensis Homotelus gratiosus Homotelus indentus Homotelus laevis Homotelus laeviurus Homotelus stegops Homotelus stincharensis Homotelus ulrichi Isotelus aktchokensis Isotelus bradleyi Isotelus copenhagenensis Isotelus frognoensis Isotelus giganteus Isotelus gigas Isotelus harrisi Isotelus iowensis Isotelus kimmswickensis Isotelus maximus Isotelus megistos Isotelus parvirugosus Isotelus platyrhachis Isotelus rejuvenis Isotelus rex Isotelus simplex Isotelus skapaneidos Isotelus susae Isotelus violaensis Isotelus walcotti

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Type: Asaphus (Isotelus) gigas

Ecology: fast-moving low-level epifaunal carnivore-detritivore

Distribution:

• Silurian of United States (1: Georgia collection)

• Ordovician of Australia (1), Canada (76: Manitoba, Newfoundland, Northwest Territories, Nunavut, Nunvait, Ontario, Quebec, Québec), China (1), Kazakhstan (1), Norway (5), the Russian Federation (19), Sweden (1), the United Kingdom (12), United States (863: California, Georgia, Illinois, Illinois, Iowa, Indiana, Iowa, Iowa/Wisconsin, Kentucky, Maryland, Michigan, Minnesota, Missouri, Nevada, New York, Ohio, Oklahoma, Pennsylvania, Pennsylvania and Virginia, Tennessee, Vermont, Virginia, Wisconsin)

• Chazy of Canada (1: Quebec), United States (47: New York)

• Whiterockian of Canada (16: Northwest Territories, Quebec), United States (17: Nevada, New York, Oklahoma, Vermont)

• Dawan of China (1)

• Arenig of China (2)

Total: 1064 collections including 1119 occurrences

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Specimen images are retrieved through the ePANDDA API.


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