†family Plethopeltidae Raymond 1925 (trilobite)

Trilobita - Ptychopariida - Plethopeltidae

Parent taxon: Ptychopariida according to H. B. Whittington et al. 1997

See also Adrain 2011

Sister taxa: Acrocephalitidae, Alokistocaridae, Amphorella, Atratebiinae, Bifodina, Bolaspididae, Bulnibarbi, Bvalbardites, Catillicephalidae, Chondrastaulina, Chuangiformis, Cliffiidae, Conococheaquea, Conocoryphidae, Conokephalinidae, Crepicephalidae, Diceratocephalidae, Elviniidae, Harpina, Indiligens, Kazelina, Kingstoniidae, Kirengelia, Lisaniidae, Lonchocephalidae, Lorenzellidae, Marjumiidae, Meniscocorphye, Meniscocoryphe, Menomoniidae, Neoanomocerella, Norwoodiidae, Olenina, Papyriaspididae, Phylacteridae, Proasaphiscidae, Propeltura, Ptychopariidae, Ptychopariina, Ptychoparoides, Raymondinidae, Shumardiidae, Solenopleuracea, Solenopleuridae, Tricrepicephalidae, Xianquianaspis, Yuehsieszella

Subtaxa: Arapahoia Exigua Koldinia Koldiniella Kuljumbina Leiocoryphe Notaiella Plethopeltides Plethopeltis Plethopeltoides Poriplethopeltis Pseudokoldinella Samgonus Semicyclocephalus Stenopilus Strotocephala Tolstotchichaspis

View classification

Ecology: fast-moving low-level epifaunal carnivore

Distribution:

• Ordovician of Argentina (1 collection), Canada (2: Newfoundland and Labrador), the Russian Federation (4), United States (1: New York)

• Cressagian of South Korea (1)

• Tremadoc of Canada (3: Alberta, Newfoundland and Labrador), the Russian Federation (6)

• Skullrockian of United States (3: Nevada, Texas)

• Taoyuanian of the Russian Federation (3)

• Cambrian of Canada (53: Alberta, Newfoundland, Newfoundland and Labrador, Quebec), China (2), Greenland (4), India (1), Iran (1), Kazakhstan (9), the Russian Federation (19), United States (47: Missouri, Montana, Nevada, New Mexico, New York, South Dakota, Texas, Utah, Vermont, Wisconsin, Wyoming)

Total: 160 collections including 211 occurrences

Show more details