Protula Risso, 1826

Sun, Yanan, Ten, Harry A. & Qiu, Jian-Wen, 2012, Serpulidae (Annelida: Polychaeta) from Hong Kong, Zootaxa 3424, pp. 1-42 : 24

publication ID

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

DOI

http://doi.org/10.5281/zenodo.5107910

persistent identifier

http://treatment.plazi.org/id/0E31FB6E-FFD6-5861-FF23-FBE6FC3BFA58

treatment provided by

Plazi

scientific name

Protula Risso, 1826
status

 

Genus Protula Risso, 1826  

Type-species: Protula rudolphi Risso, 1826   , junior synonym of Serpula tubularia Montagu, 1803 Number   of species: 23

Diagnosis. Tube white, (semi-) circular in cross-section, collar-like rings and keels absent. Operculum and pseudo-operculum absent. Radioles arranged in two semi-circles to a spire of up to 6 whorls, up to 320 per lobe. Interradiolar membrane present. Branchial eyes present or absent. Stylodes absent. Mouth palps present. 7 thoracic chaetigerous segments. Collar trilobed, tonguelets absent. Thoracic membrane large, forming ventral apron across anterior abdominal segments. Thoracic triangular depression absent. Collar chaetae limbate. Apomatus   chaetae present. Abdominal neurochaetae sickle-shaped with serrated blade. Uncini rasp-shaped throughout with rows of teeth and elongated terminal pegs. Posterior capillary chaetae present.