Biology:Ajacicyathida
From HandWiki
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]
- [[† Ptretiosocyathus]] † Botocyathus
- Rozanov 1960
- Rozanov 1966 † Stephanicyathus
- [[† Procyathellus]] Voronova et al. 1987
- [[† Kidjasocyathus]]
References
Wikidata ☰ Q12062402 entry
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