|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Trilobita - Proetida - Phillipsiidae
It was assigned to Cyrtosymbolinae by Campbell and Engel (1963); to Proetida by Sepkoski (2002); to Proetidae by Jell and Adrain (2003); and to Weaniinae by Owens (2003).
If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.