Trikentrion flabelliforme covered in zoanthids (Photo: Jane Fromont)

Trikentrion flabelliforme

Orange to blood red alive, or beige, frequently with bands of a white zoanthid over the surface. Surface smooth but microscopically hispid. Oscules minute, may have fine radiating canals. Texture firm, slightly compressible. Characterised microscopically by presence of acanthoplagiotriaenes.

Morphology

Erect, thin to thick flattened fans or digits with basal stalk.

Behaviour

Sessile filter feeder.

Method of reproduction

Sexual with larvae.

Habitat

Marine

This species is found in turbid waters, common in the Pilbara and southern Kimberley.

Distribution

North western Australia from Exmouth Gulf to Indonesia. WA: Dampier, Pilbara to Eclipse Islands, lower Kimberley.

Taxonomy

Kingdom: Animalia
Phylum: Porifera
Class: Demospongiae
Subclass: Heteroscleromorpha
Order: Axinellida
Family: Raspailiidae
Subfamily: Cyamoninae
Genus: Trikentrion
Species: flabelliforme
Name Published Year: 1912
Rank: species
Scientific Name Authorship: Hentschel
Commercial Impact: 

None

Conservation Assessment: Least Concern

Net Conservation Benefits Fund

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Western Australian Museum Collections https://museum.wa.gov.au/online-collections/names/trikentrion-flabelliforme
Accessed 27 Oct 2021

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