Traits Taxon list
Circodiscus microporus (Stoehr) Petrushevskaya & Kozlova, 1972
Dipylissa bensoni Dumitrica, 1988
Hexapyle dodecantha Haeckel, 1887
Octopyle stenozona Haeckel, 1887
Phorticium clevei (Joergensen) Petrushevskaya, 1967
Phorticium multispinum Popofsky, 1912
Phorticium polycladum Tan & Tchang, 1976
Phorticium pylonium Haeckel, 1887
Phorticium strobilinum (Tan & Chen, 1990)
Plectacantha oikiskos Joergensen, 1905
Plectacantha trichoides Jörgensen, 1905
Pylolena armata Haeckel, 1887
Streblacantha circumtexta (Joergensen, 1900)
Tetrapyle circularis Haeckel, 1887 (uncertain > unassessed )
Tetrapyle fruticosa (Tan & Chen, 1990)
Tetrapyle octacantha Mueller, 1858