Exigua Howell 1937 (trilobite)

Trilobita - Ptychopariida - Plethopeltidae

Synonym: Brassicicephalus Lochmann 1940

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

See also Sepkoski 2002

Sister taxa: Arapahoia, Koldinia, Koldiniella, Kuljumbina, Leiocoryphe, Notaiella, Plethopeltides, Plethopeltis, Plethopeltoides, Poriplethopeltis, Pseudokoldinella, Samgonus, Semicyclocephalus, Stenopilus, Strotocephala, Tolstotchichaspis

Subtaxa: none

Ecology: fast-moving low-level epifaunal carnivore

Distribution:

• Cambrian of Greenland (4 collections), United States (2: Utah, Vermont)

Total: 6 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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