|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Lingulata - Lingulida - Obolidae
It was reranked as Lingula (Palaeoglossa) by Bassler (1915).
It was assigned to Lingula by Bassler (1915); to Lingulida by Sepkoski (2002); and to Obolinae by Williams et al. (2000) and Hansen and Holmer (2011).
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.