Species list, Checklist of Superorder Thoracica (Barnacles) for Contra Costa County (California, USA)

Ants	Arachnids
Bees	Beetles
Booklice	Bugs
Bumblebees	Butterflies
Cicadas	Crane flies
Dragonflies	Earwigs
Flies	Isopods
Locusts	Mantises
Mayflies	Mosquitoes
Myriapods	Net-winged
Plant-parasitic	Scorpion flies
Termites	Wasps

Taxonomy & Distribution
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INSECTOIDGERENGDARK LIGHT

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Checklist for Superorder Thoracica Darwin, 1854 (Barnacles)
and region Contra Costa County (California, USA)

Class	Maxillopoda Dahl, 1956 Maxillopods	11 15 16	Families Genera Species	Taxom
Subclass	Thecostraca Gruvel, 1905	3 4 5	Families Genera Species	Taxom
Infraclass	Cirripedia Burmeister, 1834 Barnacles	3 4 5	Families Genera Species	Taxom
Superorder	Thoracica Darwin, 1854 Barnacles	3 4 5	Families Genera Species	Taxom

List of families for Contra Costa County
3 Families width 5 Species

Balanidae Leach, 1806		4	Species	Taxom
Coronulidae Leach, 1817	Whale barnacle	1	Species	Taxom
Lepadidae Darwin, 1852	Goose barnacles	0	Species	Taxom

Genera for Contra Costa County
4 Genera with 5 Species

Amphibalanus Pitombo, 1854		1	Species	Taxom
Balanus Da Costa, 1854	Barnacle	3	Species	Taxom
Cryptolepas Dall, 1872		1	Species	Taxom
Dosima Gray, 1825		0	Species	Taxom

Species list for Contra Costa County
5 Species

Amphibalanus improvisus Darwin, 1854	Bay barnacle
Balanus balanus Linnaeus, 1758	Common barnacle
Balanus crenatus Bruguière, 1789	Mountain ninebark
Balanus glandula Darwin, 1854	Common Acorn Barnacle
Cryptolepas rachianecti Dall, 1872

Subnodes of Thoracica with occurrences in Contra Costa County

Order	Pedunculata Lamarck, 1818 Goose barnacle, Goose barnacles, Gooseneck barnacle, Gooseneck barnacles, Stalked barnacle, Stalked barnacles	1 1 0	Family Genus Species	Taxom
Order	Sessilia Lamarck, 1818 Acorn barnacles, Sessile barnacles	2 3 5	Families Genera Species	Taxom

Links, sources and further information

Thoracica at artfakta.se
Thoracica at irmng.org
Thoracica at itis.gov
Thoracica at marinespecies.org