Additional shallow-water thecate hydroids (Cnidaria: Hydrozoa) from Guadeloupe and Les Saintes, French Lesser Antilles Author Galea, Horia R. text Zootaxa 2010 2570 1 40 journal article 10.5281/zenodo.197380 623f5942-0074-4d90-b034-a0b102d5a3e6 1175-5326 197380 Obelia dichotoma ( Linnaeus, 1758 ) (fig. 2J, K) Sertularia dichotoma Linnaeus, 1758 : 812 . Obelia dichotoma ― Cornelius, 1995 : 296 , fig. 69. Material examined . Stn.12 : 30.11.2009 , 12–15 m—a luxuriant sterile colony with stems to 5 mm high, on dead tips of a gorgonian. Stn.13 : 0 3.12.2009 , 10 m—a luxuriant colony on gorgonian, gonothecae present. Stn.18 : 0 4.12.2009 , 10–15 m—four badly-preserved, to 1.7 mm high, sterile stems, on sponge. Caribbean records . See Calder & Kirkendale (2005) . World distribution . See Medel & Vervoort (2000) .