†subclass Tentaculitida Ljaschenko 1955
Parent taxon: Tentaculita according to O. Vinn et al. 2025
See also Comniskey and Ghilardi 2018, Farsan 1994, Niko 2000, Sepkoski 2002, Vinn et al. 2024 and Wilson et al. 2011
Sister taxa: Anticalyptraea, Chonioconarida, Dacryoconarida, Homoctenida
Subtaxa: Contractenidae Cornulitida Costatulitidae Dentiannulatidae Gotlandellitidae Hemicricus Laminitidae Ljaschenkovites Longulatus Microconchida Multiconidae Samarites Sektionitidae Tentaculitidae Uniconidae Vjalovites
Ecology: stationary semi-infaunal suspension feeder