Ajacicyathida

Ajacicyathida
Temporal range:
Scientific classification
Kingdom: Animalia
Phylum: Porifera
Clade: †Archaeocyatha
Order: †Ajacicyathida
Bedford and Bedford 1939
Suborders[1]
  • †Ajacicyathina Bedford and Bedford 1939
  • †Dokidocyathina Vologdin 1957
  • †Erismacoscinina Debrenne et al. 1989

Ajacicyathida is a prehistoric order of sponges in the class Archaeocyatha. It was described in 1939, and is known from the Early Cambrian.[1]

Taxonomy

In addition to the suborders Ajacicyathina, Dokidocyathina, and Erismacoscinina, the following genera are placed incertae sedis within Ajacicyathida:[1]

  • †Botocyathus
  • †Kidjasocyathus Rozanov 1960
  • †Procyathellus
  • †Ptretiosocyathus Rozanov 1966
  • †Stephanicyathus Voronova et al. 1987

References