Hydractinia antonii sp. nov.: a new, partially calcified hydractiniid (Cnidaria: Hydrozoa: Hydractiniidae) from Alaska Academic Article uri icon


  • A new partially calcified hydroid species of the family Hydractiniidae, was found in offshore waters of the Aleutian Islands (Alaska), dredged from the bottom at 139145m depth. This is the third known species of extant calcified Hydractiniidae, and it shows a unique colony structure. The base is heavily calcified and the distal parts are ramified and have a solid chitinous structure. Branches are all in one plane and the colony reaches up to 18cm in height.

published proceedings

  • Journal of the Marine Biological Association of the United Kingdom

author list (cited authors)

  • Miglietta, M. P.

citation count

  • 13

complete list of authors

  • Miglietta, Maria Pia

publication date

  • October 2006