†Laseina Cossmann 1912 (clam)
Bivalvia - Cardiida - Galeommatidae
Parent taxon: Galeommatidae according to R. Marquet 2005
Sister taxa: Ambuscintilla, Ephippodonta, Galeomma, Lasaeina, Scintilla, Scintillona, Solecardia, Spaniorinus
Subtaxa: Laseina ambigua
Ecology: stationary infaunal suspension feeder