G7491 Anthenea sidneyensis Click to enlarge image
G7491 Anthenea sidneyensis Image: Stephen Keeble
© Australian Museum

Fast Facts

  • Classification
  • Size Range
    Width 120 mm


Convex aboral surface inflated centrally, covered with granules, mottled cream/grey with green to red/brown colours.


Tropical and temperate eastern Australia from Lindeman Island, Qld to Tasmanian coasts; Manus Island, New Guinea. Depth range 0-72 m.

G7491 Anthenea sidneyensis

Anthenea sidneyensis

Image: Stephen Keeble
© Australian Museum

Australian Museum registration database records for the Sydney region:

Pittwater (The Basin; Careel Bay; Sand Point); Port Jackson (east side Old Man's Hat, North Head; east side and south side of Dobroyd Head; Fort Denison; off Kirribilli; Fig Tree Point, Middle Harbour; Woolloomooloo Wharf); Botany Bay; Port Hacking (Gunnamatta Bay). Depth range 0.5-15m.


Silty sediment.

Taxonomic information - synonyms and type material:

Goniodiscus acutus Perrier, 1869: 280.
Type data: syntypes MNHP.
Type locality: Australia (as Nouvelle-Hollande).

Anthenea australiae sidneyensis Döderlein, 1915: 53, pl.9(4).
Type data: holotype ZMB 2629, paratype(s) ZMH 1060.
Type locality: Port Jackson, NSW.

Anthenea edmondi Clark, 1970: 157, pl. 6(1-2).[replacement name for Goniodiscus acutus].

Links for further information:

ABRS Australian Faunal Directory

Atlas of Living Australia

Additional references:

Clark (1946) (as Anthenea acuta (Perrier, 1869)); Clark (1993); Rowe & Gates (1995); Edgar (1997)