Bivalvia - Lucinida - Lucinidae

Alternative combinations: Lucina (Miltha) xantusi, Miltha xantusi, Phacoides (Miltha) xantusi

Belongs to Miltha (Miltha) according to E. J. Moore 1988

Sister taxa: Miltha (Miltha) caloosaensis, Miltha (Miltha) carmenae, Miltha (Miltha) childrenae, Miltha (Miltha) meganosensis, Miltha (Miltha) sanctaecrucis

Ecology: facultatively mobile deep infaunal chemosymbiotic