Species list, Checklist of Superfamily Dictynoidea (Sac spiders) for Contra Costa County (California, USA)

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Checklist for Superfamily Dictynoidea Forster, 1970 (Sac spiders)
and region Contra Costa County (California, USA)

Class	Arachnida Lamarck, 1801 Arachnids	56 112 122	Families Genera Species	Taxom
Subclass	Micrura Ehrenberg, 1831	46 100 111	Families Genera Species	Taxom
Infraclass	Megoperculata Börner, 1902	22 60 73	Families Genera Species	Taxom
Order	Araneae Clerck, 1757 Spider, Spiders, True Spiders	22 60 73	Families Genera Species	Taxom
Suborder	Araneomorphae Smith, 1902 True Spiders	20 58 71	Families Genera Species	Taxom
Infraorder	Araneomorphi Smith, 1902	20 58 71	Families Genera Species	Taxom
Superfamily	Dictynoidea Forster, 1970 Sac spiders	2 5 4	Families Genera Species	Taxom

List of families for Contra Costa County
2 Families width 4 Species

Anyphaenidae Bertkau, 1878	Anyphaenid sac spiders	1	Species	Taxom
Dictynidae O. P-Cambridge, 1871	Dictynid spiders	3	Species	Taxom

Genera for Contra Costa County
5 Genera with 4 Species

Species list for Contra Costa County
4 Species

Anyphaena pacifica Richard C. B..., 1896
Archaeodictyna ammophila Menge, 1871
Blabomma californicum Eugène Simon, 1895
Lathys immaculata Ralph Vary C..., 1944

Subnodes of Dictynoidea with occurrences in Contra Costa County

Family	Anyphaenidae Bertkau, 1878 Anyphaenid sac spiders, Buzzing Spiders, Ghost spiders, Sac spiders, Seashore Spiders	1 1	Genus Species	Taxom
Family	Dictynidae O. P-Cambridge, 1871 Dictynid spiders, Mesh Web Weavers, Mesh-Webbed Spiders, Meshweavers, Meshweb Weavers	4 3	Genera Species	Taxom