it is probable, but it would be necessary to study if they all are azoox.
the list of parazoanthids:
Parazoanthus anguicomus (Norman, 1868)
Parazoanthus axinellae (Schmidt, 1862)
Parazoanthus capensis Carlgren, 1938
Parazoanthus catenularis (Duchassaing & Michelotti, 1860)
Parazoanthus darwini Reimer & Fujii, 2010
Parazoanthus dichroicus Haddon A.C. & Shackleton A.M. 1891
Parazoanthus elongatus McMurrich, 1904
Parazoanthus parasiticus (Duchassaing & Michelotti, 1860)
Parazoanthus puertoricense West, 1979
Parazoanthus swiftii (Duchassaing & Michelotti, 1860)
regularly been incrusted in sponges, corals and stones, generally in deep parts, but also in coastal zones.
the polyps in general I play they close together, tentacles 34-44, typically 40-42.
European species of P. anguicomus also acquaintance as Anemones of white bunch or Parazoanthus anguicomus they are a colonial anemone that forms completely big repairing of a whitish tone, but also it can be seen in the suede or the pink pale one.
another white coral refers to the clavularia apparently azoox, species carijoa