Toward a revision of the bamboo corals: Part 3, deconstructing the Family Isididae Author Saucier, Esprit Heestand Faculty of Science, Brigham Young University - Hawaii, 55 - 220 Kulanui St, Laie, Hawaii, 96762, USA Author France, Scott C. Department of Biology, University of Louisiana at Lafayette, Lafayette, Louisiana, USA Author Watling, Les School of Life Sciences, University of Hawaii at Manoa, Honolulu, Hawaii 96822 text Zootaxa 2021 2021-09-30 5047 3 247 272 journal article 10.11646/zootaxa.5047.3.2 1175-5326 5540714 072B07D8-324A-412E-A76E-C39067AC77AE Family Chelidonisididae n. family Type genus: Chelidonisis Studer, 1890 Diagnosis. Modified from Bayer and Stefani (1987a) . Colony branched in one plane, occasionally anastomosing, branching from distal end of internodes; internodes longitudinally ridged, the ridges armed with spines; polyps forming hemispherical or bluntly conical verrucae distributed mostly on two sides of the branches in the plane of ramification; coenenchyme thin; sclerites predominantly in the form of 6-radiates and with small tuberculate plates in the tentacles. Included genera: Chelidonisis Studer, 1890 . Remarks. See the Remarks under the family Isididae .