Errina Gray, 1835

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 : 4

Taxon classification Animalia Anthoathecata Stylasteridae

Genus Errina Gray, 1835

Diagnosis.

Gastropores and dactylopores randomly distributed. Coenosteal texture reticulate-granular and linear-imbricate. Lower gastropore lip present in some specimens. Gastrostyles present but ring palisade usually absent. Dactylopore spines represented by up to two types and varying in shape and dimension. Dactylopore spines with a primarily adcauline dactylotome. Dactylostyles rarely present. Ampullae superficial and deep.

Discussion.

The genus Errina includes 25 Recent species and one extinct species ( Cairns 2014). The presence of dactylostyles in this genus is reported here for the first time.

Type species.

Millepora aspera Linnaeus, 1767.

Depth range.

6-1772 m.

Distribution.

North Atlantic, Mediterranean Sea, Galápagos, South Africa, Antarctica and Sub-Antarctic area, New Zealand, Japan and Tristan da Cunha Archipelago.