Acarinina
Acarinina is an extinct genus of foraminifera belonging to the family Truncorotaloididae of the superfamily Globorotalioidea and the suborder Globigerinina . 
<triplet> Truncorotaloididae <subj> Globigerinina <obj> parent taxon <triplet> Globorotalioidea <subj> Globigerinina <obj> parent taxon