|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Rhynchonellata - Atrypida - Atrypidae
It was assigned to Spiriferida by Macomber (1970); to Atrypacea by Oraspold (1956), Boucot and Johnson (1964), Bassett and Cocks (1974), Mitchell (1977) and Howe (1988); and to Atrypoidea by Savage and Baxter (1995), Jin and Chatterton (1997) and Williams et al. (2002).
|Year||Name and author|
|1964||Atrypidae Boucot and Johnson p. 7|
|1974||Atrypidae Bassett and Cocks|
|1988||Atrypidae Howe p. 205|
|1995||Atrypidae Savage and Baxter p. 1039|
|1997||Atrypidae Jin and Chatterton|
|2002||Atrypidae Williams et al. p. 1389|
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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.