Rank Genus | Phylum incertae sedis | |
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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