|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Gastropoda - Neogastropoda - Marginellidae
It was reranked as Marginella (Prunum) by Oostingh (1935) and Weisbord (1962).
It was assigned to Marginella by Oostingh (1935) and Weisbord (1962); to Volutidae by Abbass (1967); to Marginellidae by Olsson (1964), Woodring (1970), Ward and Blackwelder (1987) and Nehm (2001); to Neogastropoda by Sepkoski (2002); and to Marginellinae by Landau and Marques da Silva (2010).
|Year||Name and author|
|1935||Marginella (Prunum) Oostingh p. 99|
|1962||Marginella (Prunum) Weisbord p. 403|
|1964||Prunum Olsson p. 130|
|1967||Prunum Abbass p. 116|
|1987||Prunum Ward and Blackwelder p. 132|
|2001||Prunum Nehm p. 695|
|2002||Prunum Sepkoski, Jr.|
|2010||Prunum Landau and Marques da Silva p. 84|
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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.