Intertidal Invertebrates of the Monterey Bay Area, California

Compiled & photographed by Gary McDonald, Long Marine Laboratory, University of California, Santa Cruz
Tetraclita rubescens Darwin, 1854               
Volcano Barnacle
Arthropoda: Crustacea: Maxillopoda: Thecostraca: Cirripedia: Thoracica: Sessilia: Balanomorpha: Tetraclitoidea: Tetraclitidae
Geographic Range: Cape Mendocino, CA to Cabo San Lucas, Baja California, Mexico. Synonyms: Tetraclita squamosa rubescens
Back to: Cirripedia Back to: Intertidal Invertebrates of the Monterey Bay Area
Tetraclita_rubescens_0006.jpg
Carmel Pt., Monterey Co., CA; 16 Feb 2008.

Description: Shell of adults usually reddish, young individuals may be whitish. Shell consists of 4 plates, with a thatched appearance.
Size: Typically less than 30mm in diameter.
Tetraclita_rubescens_0002.jpg
Carmel Pt., Monterey Co., CA; 16 Feb 2008. 		Tetraclita_rubescens_0007.jpg
Carmel Pt., Monterey Co., CA; 16 Feb 2008.

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