|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Gastropoda - Cassidae
It was Semicassis (Kahua) by Beu et al. (1990); it was reranked as Kahua by Sepkoski (2002) and Beu (2010).
It was assigned to Phalium by Marwick (1928); to Semicassis by Beu et al. (1990); to Neotaenioglossa by Sepkoski (2002); and to Phaliinae by Beu (2010).
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.