Species list, Checklist of Infraorder Fornicephalae for Runnels County (Texas, USA)

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Checklist for Infraorder Fornicephalae Raven, 1985
and region Runnels County (Texas, USA)

Class	Arachnida Lamarck, 1801 Arachnids	33 51 48	Families Genera Species	Taxom
Subclass	Micrura Ehrenberg, 1831	25 42 41	Families Genera Species	Taxom
Infraclass	Megoperculata Börner, 1902	19 36 36	Families Genera Species	Taxom
Order	Araneae Clerck, 1757 Spider, Spiders, True Spiders	19 36 36	Families Genera Species	Taxom
Suborder	Mygalomorphae Pocock, 1892 Mygalomorphs, Primitive spiders	5 5 1	Families Genera Species	Taxom
Infraorder	Fornicephalae Raven, 1985	2 2 1	Families Genera Species	Taxom

List of families for Runnels County
2 Families width 1 Species

Cyrtaucheniidae Simon, 1892	Cyrtaucheiid spiders	1	Species	Taxom
Idiopidae Simon, 1892	Armored trapdoor spiders	0	Species	Taxom

Genera for Runnels County
2 Genera with 1 Species

Eucteniza Ausserer, 1895		1	Species	Taxom
Idiosoma Ausserer, 1871	Black rugose trapdoor spider	0	Species	Taxom

Species list for Runnels County
1 Species

Southwestern Trapdoor Spider

Subnodes of Fornicephalae with occurrences in Runnels County

Superfamily	Cyrtauchenioidea Simon, 1892 Wafer trapdoor spiders	1 1 1	Family Genus Species	Taxom
Superfamily	Idiopoidea Simon, 1892	1 1 0	Family Genus Species	Taxom