Stylasteridae (Cnidaria, Hydrozoa, Filifera) from South Africa Author Cairns, Stephen D. Author Zibrowius, Helmut text Zootaxa 2013 3691 1 1 57 journal article 37002 10.11646/zootaxa.3691.1.1 c566ff57-5a45-411c-98d9-0e65200455af 1175-5326 284237 E98CE6DF-AF3B-4AAA-95CB-8ACD615C9FCC Genus Errinopsis Broch, 1951 Errinopsis Broch, 1951b: 40 .—Boschma, 1956a: F104.—Cairns, 1983a: 77–78; 1983b: 455–457; 1992, 540: 545; Type Species. Errinopsis reticulum Broch, 1951 b, by original designation. Diagnosis. Colonies uniplanar to bushy, branching highly anastomotic (fenestrate), often with multiple attachments to substrate. Coenosteal texture a mixture of reticulate-granular and coarsely imbricate. Gastro- and dactylostyles uniformly arranged on branches. Gastrostyles present; dactylopore spines dimorphic, mound-like and horseshoe-shaped, the dactylotome facing downward (adcauline) as in Errina ; dactylostyles absent. Ampullae superficial with lateral or apical efferent pores. Discussion. This is a rarely reported genus consisting of only two species, previously known only from Subantarctic South America . Holocene Distribution. Off southern South America and South Africa , 250– 771 m .