Hydrotheca from holotype colony of Tripoma arboreum Hirohito, 1995 from Sagami Bay. Scale bar: 0.5 mm.

From Watson, J.E., Vervoort, W. (2000). Redescription of Tripoma arboretum Hirohito, 1995 (Hydrozoa: Campanulinidae) from the Tasman Sea with notes on quasi-parasitism of the species. Scientia Marina 64(S1): 249-254

Photographer: Watson, Jeanette. Publisher: Watson, Jeanette.