·Biota
·Eukaryota
·Chromista
·Foraminifera
·Nodosariata Mikhalevich, 1993 Emend. Rigaud Et Al., 2015
·Nodosariana
·Vaginulinida
·Vaginulinidae
·Cribrolenticulininae
·Cribrorobulina
·Cribrorobulina serpens
VCribrorobulina serpens var. subcarenataCurrent