Ptychoparia

Ptychoparia
Temporal range:
Ptychoparia striata from Czech Republic, at the National Museum (Prague)
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Clade: †Artiopoda
Class: †Trilobita
Order: †Ptychopariida
Family: †Ptychopariidae
Genus: †Ptychoparia
Hawle and Corda, 1847
Type species
Conocephalus striatus
Species
  • P. striata (Emmrich, 1839) = 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.

This article is issued from Wikipedia. The text is available under Creative Commons Attribution-Share Alike 4.0 unless otherwise noted. Additional terms may apply for the media files.