Species list, Checklist of Infraorder Araneomorphi for San Lorenzo (Alameda 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

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INSECTOIDGERENGDARK LIGHT

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Checklist for Infraorder Araneomorphi Smith, 1902
and region San Lorenzo (Alameda County, California, USA)

Class	Arachnida Lamarck, 1801 Arachnids	4 6 6	Families Genera Species	Taxom
Subclass	Micrura Ehrenberg, 1831	4 6 6	Families Genera Species	Taxom
Infraclass	Megoperculata Börner, 1902	3 5 5	Families Genera Species	Taxom
Order	Araneae Clerck, 1757 Spider, Spiders, True Spiders	3 5 5	Families Genera Species	Taxom
Suborder	Araneomorphae Smith, 1902 True Spiders	3 5 5	Families Genera Species	Taxom
Infraorder	Araneomorphi Smith, 1902	3 5 5	Families Genera Species	Taxom

List of families for San Lorenzo (Alameda County)
3 Families width 5 Species

Corinnidae Karsch, 1880	Ant-like Sac Spiders	1	Species	Taxom
Araneidae Simon, 1895	Golden orb web spiders	1	Species	Taxom
Theridiidae Sundevall, 1833	Cobweb And Widow Spiders	3	Species	Taxom

Genera for San Lorenzo (Alameda County)
5 Genera with 5 Species

Apochinomma Pavesi, 1896		1	Species	Taxom
Araneus Clerck, 1859	Angulate & roundshouldered orbweavers	1	Species	Taxom
Argyrodes Simon, 1842	Dewdrop spiders	1	Species	Taxom
Latrodectus Walckenaer, 1775	Black widow spider	1	Species	Taxom
Steatoda Sundevall, 1838	False black widows	1	Species	Taxom

Species list for San Lorenzo (Alameda County)
5 Species

Apochinomma formica Eugène Simon, 1896
Araneus balanus Doleschall, 1859
Argyrodes argyrodes (Walckenaer, 1842)	⇒ Neospintharus trigonum Nicholas Mar..., 1850
Latrodectus mactans (Fabricius, 1775)	⇒ Latrodectus tredecimguttatus Rossi, 1790
Steatoda grossa C. L. Koch, 1838	Brown house spider