Ptychoparia + -ida †<span class="searchmatch">Ptychopariida</span> A taxonomic order within the class Trilobita – the trilobites that have facial sutures that run along the margin of...
ptychopariid (plural ptychopariids) (paleontology) Any trilobite of the order <span class="searchmatch">Ptychopariida</span>....
English Wikipedia has an article on: Olenidae Wikipedia Olenidae A taxonomic family within the order <span class="searchmatch">Ptychopariida</span> – certain trilobites....
Asaphiscus + -idae †Asaphiscidae A taxonomic family within the order <span class="searchmatch">Ptychopariida</span> – many trilobites. (family): Asaphiscus, Anomocarellius, Blainia, Blainiopsis...
Ptychoparia + -ina †Ptychopariina A taxonomic suborder within the order †<span class="searchmatch">Ptychopariida</span> – very many trilobites. (suborder): Ellipsocephaloidea, Ptychoparioidea -...
+ -oidea †Ptychoparioidea A taxonomic superfamily within the order <span class="searchmatch">Ptychopariida</span> – very many of the trilobites, all now extinct. (superfamily): Eukaryota –...
phylum; †Trilobita - class (subclass): †Asaphida, †Harpetida, †Proetida, †<span class="searchmatch">Ptychopariida</span> - orders Librostoma on Wikipedia.Wikipedia Trilobita on Wikispecies...
Phoronida Phyllodocida Platydesmida Polyxenida Priapulida Proetida <span class="searchmatch">Ptychopariida</span> Pycnogonida Redlichiida Retortamonadida Rhabditida Rhabdopleurida Romeriida...
†Corynexochida, †Harpetida, †Lichida, †Nektaspida, †Phacopida, †Proetida, †<span class="searchmatch">Ptychopariida</span>, †Redlichiida - orders Burlingiidae, Missisquoiidae, Namanoiidae, Nektaspida...