General: Reddish, very large polyps; heavy, may be lying on the sediment; See Williams and Alderslade 2011 for a description of the form of the peduncle in sea pens that inhabit soft substrate.
Size: to 800 mm
Published depth range: 450 - 1500 m
Habitat description: Benthic, soft sediment.
ReferencesEncyclopedia of Life
Tree of Life
World Register of Marine Species
National Center for Biotechnology Information
Williams, G.C. and P. Alderslade (2011). Three new species of pennatulacean octocorals with the ability to attach to rocky substrata (Cnidaria: Anthozoa: Pennatualcea). Zootaxa, 3001: 33-48.
Citation: Anthoptilum grandiflorum (Verrill 1882) Deep-Sea Guide (DSG) at http://dsg/mbari.org/dsg/view/concept/Anthoptilum%20grandiflorum. Monterey Bay Aquarium Research Institute (MBARI). Consulted on 2021-01-18.