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Gastropoda - Sphaerodomidae
It was reranked as Macrochilina (Sphaerodoma) by Reed (1944); it was synonymized subjectively with Ianthinopsis by Knight et al. (1960); it was synonymized subjectively with Strobeus by Harper (1981).
It was assigned to Macrochilina by Reed (1944); to Soleniscidae by Pan and Erwin (2002); to Strobeidae by Bandel (2002); and to Sphaerodomidae by Bouchet et al. (2005).
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.