|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Nucula (Nucula) sphenopsis
Bivalvia - Protobranchia - Nuculidae
It was recombined as Nucula (Nucula) spheniopsis by Palmer and Brann (1965); it was recombined as Nucula (Nucula) sphenopsis by Woodring (1973); it was corrected as Nucula spheniopsis by Kosnik (2002).
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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.