PORT PHILLIP BAY


Secret Four-plated Barnacle 

Austrominius covertus (Foster, 1982)

View scientific description and taxonomy

Scientific Details

See below for information.

Source: Poore and Syme (2009) Barnacles, Museum Victoria.

Taxonomy

Phylum:
Arthropoda
Subphylum:
Crustacea
Class:
Maxillopoda
Subclass:
Thecostraca
Superorder:
Thoracica
Order:
Sessilia
Suborder:
Balanomorpha
Family:
Austrobalanidae
Genus:
Austrominius
Species:
covertus

General Description

Four brown side plates (red-brown in young animals), with white ridges that radiate from the opening to the edge. Six pairs of black spots on the white mantle (visible in the opening when the animal emerges). Opening pentagonal shape. Up to 5 mm high, 2 cm wide.

Biology

Secret Four-plated Barnacles live in similar habitats to the related Modest Four-plated Barnacle, but usually attach to rocks higher on the shore.

Habitat

Estuaries and sheltered bays, at mid to high tide levels.

Reefs

Coastal shores

Distribution guide

Southern Australia.

Species Group

Barnacles Acorn barnacles

Depth

Shore (0-1 m)

Water Column

On or near sea floor

Max Size

2 cm

Diet

Plankton or Particles

Commercial Species

No

Global Dispersal

Native to Australia

Identify

Conservation Status

  • DSE Advisory List : Not listed
  • EPBC Act 1999 : Not listed
  • IUCN Red List : Not listed

Author

article author Taylor, J.

Dr. Jo Taylor is the Sciences Collections Online Coordinator at Museum Victoria.

Author

article author Patullo, B.

Blair Patullo is Online Producer for marine projects at Museum Victoria.

citation

Cite this page as:
Taylor, J. & Patullo, B., 2011, Secret Four-plated Barnacle, Austrominius covertus, in Taxonomic Toolkit for marine life of Port Phillip Bay, Museum Victoria, accessed 18 Dec 2017, http://portphillipmarinelife.net.au:8098/species/7793

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