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 bidentata Clark, 1875 (fig. 2I ) Obelia bidentata Clark, 1875 : 58 , pl. 9 fig. 2.― Cornelius, 1995 : 292 , fig. 68. Material examined . Stn.17 : 0 4.12.2009 , 0.5 m—several colonies to 1.6 cm high, on Acanthophora sp., gonothecae present on some stems. Caribbean records . See Calder & Kirkendale (2005) . World distribution . See Medel & Vervoort (2000) .