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Gastropoda - Trochidae
It was reranked as Hybochelus by Ladd (1966), Wilson (1993) and Sepkoski (2002).
It was assigned to Euchelus by Pilsbry (1890) and Pilsbry (1904); to Trochidae by Ladd (1966); to Eucyclinae by Wilson (1993); and to Archaeogastropoda by Sepkoski (2002).