Iridogorgia Verrill, 1883

Xu, Yu, Watling, Les, Zhan, Zifeng & Xu, Kuidong, 2025, Studies on western Pacific gorgonians (Anthozoa: Octocorallia: Chrysogorgiidae). Part 2: unexpected diversity of the genus Iridogorgia in the tropical western Pacific with descriptions of two new species, Zootaxa 5689 (3), pp. 451-486 : 460

publication ID	https://doi.org/10.11646/zootaxa.5689.3.3
publication LSID	lsid:zoobank.org:pub::65C31B5A-C3EF-4DED-80FC-5E2CAC909FD7
DOI	https://doi.org/10.5281/zenodo.17319735
persistent identifier	https://treatment.plazi.org/id/03CDBE44-E97B-FFE6-7495-515C1001A871
treatment provided by	Plazi
scientific name	Iridogorgia Verrill, 1883
status

Treatment

Genus Iridogorgia Verrill, 1883 View in CoL

Iridogorgia Verrill, 1883: 26–27 View in CoL ; Versluys 1902: 91; Nutting 1908: 594; Kükenthal 1919: 538, 1924: 408; Deichmann 1936: 234; Watling 2007: 394; Xu et al. 2021: 4.

Rhodaniridogorgia Watling, 2007: 399 View in CoL .

Type species: Iridogorgia pourtalesii Verrill, 1883 View in CoL , by monotypy.

Diagnosis (modified after Watling 2007, Xu et al. 2021): Chrysogorgiids with branches emanating from one side of the axis or spiralling around the axis. Main axis monopodial, wavy or coiled spiraling upward with a brilliant iridescence. Polyps uniserially arranged, spaced well, when sexually mature with base expanded along upper side of branches. Sclerites rods, needles, or scales, sometimes branched or with coarse sculptures. Branch coenenchyme with sclerites oriented along branches or without sclerites between polyps.

Distribution: Western and central Pacific, north and central east Atlantic, eastern Indian Ocean, 558–2311 m ( Xu et al. 2021).

Kingdom	Animalia
Phylum	Cnidaria
Class	Anthozoa
Order	Alcyonacea
Family	Chrysogorgiidae