species: Percnon planissimum in taxonomy (Lizard Island Field Guide)
Animalia > Bilateria > Protostomia > Ecdysozoa > Arthropoda > Crustacea > Malacostraca > Decapoda > Pleocyemata > Brachyura > Eubrachyura > Thoracotremata > Grapsoidea > Percnidae > Percnon > Percnon planissimum (gallery)
Percnon planissimum


©Anne Hoggett: Percnon planissimum from under rubble exposed to air at low tide, Coconut Beach reef flat, Lizard Island. Carapace 1.6 cm wide.

©Anne Hoggett: Percnon planissimum from under rubble exposed to air at low tide, Coconut Beach reef flat, Lizard Island. Carapace 1.6 cm wide.

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Kingdom Animalia
Phylum Arthropoda
Class Malacostraca
Order Decapoda
Family Percnidae
Genus Percnon
Species Percnon planissimum

Lizard Island area: all known taxa
Lizard Island Field Guide

Colours

                   

Distinguishing features

A small, very flat crab that lives under rubble in shallow and intertidal areas. Carapace is rounded with four spines on each side and at the front between the eyes. Colour pattern is distinctive: carapace mottled brown with a narrow, bright green/blue mid-longitudinal stripe and partial oblique lines on either side forming an X shape.

Size

  • Up to 4 cm (carapace width according to Jones and Morgan, 1994)

Synonyms

Distribution

Web resources

References

References that assist with identification

  • Jones, D.S. and G.J. Morgan (1994). A Field Guide to Crustaceans of Australian Waters Reed, Sydney. ISBN: 0 7301 0403 6.