Stephanohelia Cairns, 1991

Pica, Daniela, Cairns, Stephen D., Puce, Stefania & Newman, William A., 2015, Southern hemisphere deep-water stylasterid corals including a new species, Errinalabrosa sp. n. (Cnidaria, Hydrozoa, Stylasteridae), with notes on some symbiotic scalpellids (Cirripedia, Thoracica, Scalpellidae), ZooKeys 472, pp. 1-25 : 3

publication ID	https://dx.doi.org/10.3897/zookeys.472.8547
publication LSID	lsid:zoobank.org:pub:5320D702-4D0E-490D-8E16-C6A98102E6FC
persistent identifier	https://treatment.plazi.org/id/83F74227-7C84-3B3C-8134-9F3F59BA99B1
treatment provided by	ZooKeys by Pensoft
scientific name	Stephanohelia Cairns, 1991
status

Treatment

Taxon classification Animalia Anthoathecata Stylasteridae

Genus Stephanohelia Cairns, 1991 View in CoL

Diagnosis.

Colonies with irregular shape, all with commensal polychaetes. Branches polychotomous with gastropores exclusively in the branch axils. Coenosteal texture linear-imbricate. Gastrostyle massive. Dactylopore spines small and without dactylostyles. Male ampullae superficial.

Discussion.

The genus Stephanohelia is monospecific ( Cairns 1991). The genus is easily diagnosed by its characteristic polychotomous branching and the gastropores exclusively at branch axils.

Type species.

Stephanohelia praecipua Cairns, 1991.

Depth range.

318-793 m.

Distribution.

New Zealand and New Caledonia.