Ptychoparia

Ptychoparia
Temporal range: Middle Cambrian
Ptychoparia striata from Czech Republic, at the National Museum (Prague)
Scientific classification
Kingdom:
Animalia
Phylum:
Arthropoda
Class:
Trilobita
Order:
Ptychopariida
Superfamily:
Ptychopariacea
Family:
Ptychopariidae
Genus:
Ptychoparia

Hawle and Corda, 1847
Type species
Conocephalus striatus[1]
Species
  • P. striata (Emmrich, 1839)[2] = Conocephalus striatus, Trilobites sulzeri var. γ, P. gracilis, P. lobifera, Lobocephalus cylindricus
  • P. dubinka Kordule, 2006
  • P. tuberosa Feniak, 1952
  • P. clusia Walcott, 1917
  • P. homfrayi (Hicks [Salter ms.]), 1872

Ptychoparia is a genus of ptychopariid trilobites, and is the type genus of the family Ptychopariidae, and the order Ptychopariida.

Fossils of the various species are found in Middle Cambrian-aged marine strata of Eurasia and North America, about 513 ± 0.3 to 499 ± 1.7 million years ago.

  1. ^ Cite error: The named reference Treatise was invoked but never defined (see the help page).
  2. ^ Kordule, V. (2006). "Ptychopariid trilobites in the Middle Cambrian of Central Bohemia (taxonomy, biostratigraphy, synecology)". Bulletin of Geosciences. 81 (4): 277–304. doi:10.3140/bull.geosci.2006.04.277.