Parent taxon: Fusulinoidea according to K. Ueno 2007
Sister taxa: Aljutovellidae, Alpinoschwagerina, Citronites, Eofusulina, Eostaffellidae, Eowaeringella, Frumentella, Kansanella, Klamathina, Leeina, Likharevites, Nagatodarvasiella, Nagatoella, Nankinellidae, Neoschwagerinidae, Neostaffella, Occidentoschwagerina, Ozawainellidae, Paleofusulinidae, Paraeofusulina, Paraleeina, Parawedekindellina, Parazellia, Plectofusulina, Polydiexodinidae, Profusulinellidae, Pseudoendothyridae, Pseudostaffellidae, Putrella, Reitlingerina, Schubertellidae, Schwagerinidae, Seminovella, Staffellidae, Thompsonella, Tumulotriticites, Ultradaixina, Verbeekinidae, Wedekindellina, Wutuella
Subtaxa: Beedeininae, Eofusulininae, Fusulinellinae, Fusulininae, Quasifusulininae
Type: Fusulina
Ecology: stationary semi-infaunal omnivore