|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Trilobita - Corynexochida - Illaenidae
It was reranked as Bumastoides by Chatterton (1980), Sepkoski (2002) and Jell and Adrain (2003).
It was assigned to Bumastus by Whittington (1954); to Corynexochida by Sepkoski (2002); and to Illaenidae by Chatterton (1980) and Jell and Adrain (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.