Hydroides Gunnerus, 1768

Sun, Yanan, Ten, Harry A. & Qiu, Jian-Wen, 2012, Serpulidae (Annelida: Polychaeta) from Hong Kong, Zootaxa 3424, pp. 1-42 : 6

publication ID

http://doi.org/ 10.5281/zenodo.213363



persistent identifier


treatment provided by


scientific name

Hydroides Gunnerus, 1768


Genus Hydroides Gunnerus, 1768  

Type-species: Hydroides norvegicus Gunnerus, 1768  

Number of species: 95

Diagnosis. Tube white, circular or trapezoidal in cross-section. Distinct keels absent. Operculum with a soft basal funnel of fused radii and a distal crown of chitinized verticil spines arising from center of funnel radii. Peduncle cylindrical, smooth, without wings. Pseudoperculum present. Radioles arranged in semi-circles; stylodes and branchial eyes absent. Thorax with seven chaetigers. Collar trilobed, tonguelets absent. Thoracic membranes long, forming ventral apron. Collar chaetae bayonet and limbate. Subsequent chaetae of two sizes, limbate and capillaries. Apomatus   chaetae absent. Uncini along entire thorax saw-shaped, anterior fang pointed. Abdominal notochaetae uncini, neurochaetae flat trumpet-shaped.