Annuliconchus

Annuliconchus Temporal range: Silurian[1] PreꞒ Ꞓ O S D C P T J K Pg N
Annuliconchus siluricus (Eichwald, 1860) from Eke Formation, Ludlow, Lau, Gotland.
Scientific classification
Kingdom:	Animalia
Phylum:	incertae sedis
Class:	Tentaculita†
Order:	Microconchida†
Genus:	Annuliconchus† Vinn, 2006

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.^[1]