Hydroids (Cnidaria, Hydrozoa) from Mauritanian Coral Mounds Author Gil, Marta Departamento de Ecoloxía e Bioloxía Animal, Facultade de Ciencias do Mar e Centro de Investigación Mariña (CIM-UVigo), Universidade de Vigo. Campus Lagoas-Marcosende. 36310 Vigo. Spain. & Instituto Español de Oceanografía, Centro Oceanográfico de Vigo. Subida Radio Faro 50. 36390 Vigo. Spain. Author Ramil, Fran Departamento de Ecoloxía e Bioloxía Animal, Facultade de Ciencias do Mar e Centro de Investigación Mariña (CIM-UVigo), Universidade de Vigo. Campus Lagoas-Marcosende. 36310 Vigo. Spain. & framil @ uvigo. es Author Agís, José Ansín Departamento de Ecoloxía e Bioloxía Animal, Facultade de Ciencias do Mar e Centro de Investigación Mariña (CIM-UVigo), Universidade de Vigo. Campus Lagoas-Marcosende. 36310 Vigo. Spain. & ansinjose @ gmail. com text Zootaxa 2020 2020-11-16 4878 3 412 466 journal article 7931 10.11646/zootaxa.4878.3.2 288c6fc9-269b-468f-8811-d79d4350f6e4 1175-5326 4425132 4F59F5B2-CFDB-4819-AF83-0EF232328F8D Kirchenpaueria pinnata ( Linnaeus, 1758 ) Kirchenpaueria pinnata : Ramil & Vervoort, 1992: 158–161 , fig. 41A–C; Ansín Agís et al ., 2001: 183–188 , fig. 74; Peña Cantero & García Carrascosa, 2002: 106–108 , fig. 20A–C; Calder, 2012: 42–43 , fig. 42; Gravili et al ., 2015: 108–110 , figs 77A–C. Material examined. MSM 16 /3, stn GeoB 14802–1, 20°14.791’N , 17°40.188’W , 595 m , 3-XI-2010 : one colony on Lophelia pertusa , without gonothecae . Biology. This species has been reported to grow on a great variety of substrates, mainly on algae but also on rocks, seagrasses, bio-concretions and a wide range of invertebrates; fertile material has been found throughout the year ( Ansín Agís et al. 2001 ; Peña Cantero & García Carrascosa 2002 ). Our colony was growing on L. pertusa . Distribution. Kirchenpaueria pinnata is widely distributed in the East Atlantic and Mediterranean Sea, with some isolated records in the West Atlantic, Indian and Pacific Oceans; a detailed review of its geographical distribution was published by Ansín Agís et al. (2001) . In West Africa, K. pinnata was collected from Morocco ( Patriti 1970 , as Kirchenpaueria pinnata var. elegantula ), Canary Islands ( Izquierdo et al. 1986 ; Ansín Agís et al. 2001 ), Mauritania ( Gil & Ramil 2017a ) and Gambia (Vervoort 1959, as Kirchenpaueria pinnata f. elegantula ). Its bathymetric range extends from 0 to 769 m ( Ansín Agís et al. 2001 ; Peña Cantero & García Carrascosa 2002 ). The colony studied by us was collected from a depth of 595 m . Remarks. Kirchenpaueria pinnata is a well-known species and does not require further comments.