|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Rhynchonellata - Spiriferida - Acrospiriferidae
It was reranked as Hysterolites (Acrospirifer) by Amsden and Ventress (1963).
It was assigned to Hysterolites by Amsden and Ventress (1963); to Hysterolitinae by Johnson (1995); to Spiriferida by Sepkoski (2002); and to Acrospiriferinae by Williams et al. (2006) and Boucot et al. (2008).
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