species: Petasometra clarae in Lizard Island (Gaia Guide)
Lizard Island > Marine Organisms > Marine Invertebrates > Echinodermata > Feather Stars > Colobometridae > Petasometra clarae
Petasometra clarae

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Kingdom Animalia
Phylum Echinodermata
Class Crinoidea
Order Comatulida
Family Colobometridae
Genus Petasometra
Species Petasometra clarae

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Distinguishing features

Usually fully exposed although the central disc area is sometimes partially hidden. Up to 10 arms. Very slimy when touched. A good ring of cirri, often clinging tenaciously to its perch. Colour is quite distinctive: light to dark brown, sometimes with white on a few pinnules.

Size

  • Size data has not been obtained.

Depth range

  • Depth range data is not yet available.

Synonyms

Distribution


©Atlas of Living Australia: Australian distribution

Distribution and habitat preferences

Prefers sites with a good water flow. Often found on a brown soft coral 2 to 3 metres below the reef crest.

Found in most places around the Lizard Island group but never in large numbers.

Web resources

References

  • Clark, A.M. and F.W.E. Rowe (1971). Monograph of shallow-water Indo-west Pacific echinoderms British Museum (Natural History), London.
  • Vail, L.L. (1987). Reproduction in five species of crinoids at Lizard Island, Great Barrier Reef, Marine Biology, 95: 431-446. LIRS catalog number 222.