|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Bivalvia - Trigoniida - Laevitrigoniidae
It was reranked as Quadratojaworskiella by Sepkoski (2002) and Pérez et al. (2008).
It was assigned to Jaworskiella by Reyes and Perez (1980); to Trigonioida by Sepkoski (2002); and to Frenguelliellinae by Pérez et al. (2008).
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.