†Tetreucystis Bockelie 1984
PaleoDB taxon number: 307420
Full reference: J. F. Bockelie. 1984. The Diploporita of the Oslo region, Norway. Palaeontology 27(1):1-68
Parent taxon: Sphaeronitidae according to J. F. Bockelie 1984
Sister taxa: Archaegocystis, Diplosphaeronis, Eucystis, Haplosphaeronis, Paleosphaeronites, Sphaeronites
Subtaxa: Tetreucystis elongata, Tetreucystis kalvoeyensis, Tetreucystis quadrangularis, Tetreucystis tetrabrachiolata
Type: Tetreucystis kalvoeyensis
Ecology: stationary intermediate-level epifaunal suspension feeder