Descriptor : Famillies inside the Dictyofavina
Descriptor type : categorical
- Usloncyathidae
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USLONCYATHIDAE Fonin, 1966: Inner wall with simple pores.
- Keriocyathidae
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KERIOCYATHIDAE Debrenne & Gangloff, 1992: Inner wall with simple pores.
- Gatagacyathidae
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GATAGACYATHIDAE Debrenne & Zhuravlev, 1992: Inner wall with simple pores.