Artiopoda - Olenida - Eulomidae
Alternative spelling: Ptychoparia (Euloma)
Synonym: Calymenopsis Bergeron 1895
Parent taxon: Eulomidae according to P. A. Jell and J. M. Adrain 2002
See also Sepkoski 2002 and Walcott 1884
Sister taxa: Acrocephalaspina, Altaiaspis, Amzasskiella, Archaeuloma, Crucicephalus, Dolgeuloma, Duplora, Eulominae, Iveria, Karataspis, Ketyna, Kujandaspis, Limpeina, Loparella, Lopeuloma, Natmus, Pareuloma, Plecteuloma, Probilacunaspis, Proteuloma, Pseudoacrocephalites, Stigmatoa
Subtaxa: Euloma (Plecteuloma) Euloma granulatum Euloma laeve Ptychoparia (Euloma) dissimilis
Type: Euloma laeve
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Billingen of Sweden (2 collections)
• Arenig of France (1), Morocco (1), Sweden (3)
• Klabava of Czechia (2)
• Ordovician of Canada (1: Newfoundland and Labrador), China (10), France (8), Iran (1), Morocco (5), Norway (4), the Russian Federation (2), Spain (2), Sweden (5), the United Kingdom (1), United States (1: Montana)
• Cambrian to Ordovician of the Russian Federation (1)
• Cambrian of Australia (1), the Russian Federation (3)
Total: 54 collections including 55 occurrences
Specimen images are retrieved through the ePANDDA API.
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