|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Gastropoda - Murchisoniina - Lophospiridae
It was recombined as Murchisonia callahanensis by Rohr (1980); it was recombined as Ectomaria callahanensis by Wagner (1999) and Wagner (2017).
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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.