Ajacicyathida

Ajacicyathida Temporal range: Early Cambrian PreꞒ Ꞓ O S D C P T J K Pg N
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

1. Ajacicyathida in the Paleobiology Database