Kingdom Animalia Class Tentaculita† Rank Genus | Phylum incertae sedis Order Microconchida† | |
Similar Microconchida, Tentaculita, Spirorbis, Giant tube worm |
Annuliconchus is a genus of microconchid tubeworms. Their tubes have pseudopunctae penetrating the tube wall. Tubes lumen is annulated. Annuliconchus occurs in the Silurian of Baltica.
References
Annuliconchus Wikipedia(Text) CC BY-SA