Theridion goodnightorum m

Common Name:
Family: Theridiidae
Scientific Name: Theridion goodnightorum
Size: 2.7mm

Theridion punctipes m

Common Name:
Family: Theridiidae
Scientific Name: Theridion punctipes
Size: 2.7 mm

Crustulina sticta m

Common Name:
Family: Theridiidae
Scientific Name: Crustulina sticta
Size: See Image 1

Crustulina sticta f

Common Name:
Family: Theridiidae
Scientific Name: Crustulina sticta
Size: See Image 1

Asagena pulcher m

Common Name:
Family: Theridiidae
Scientific Name: Asagena pulcher
Size: See Image 3

Theridion murarium m

Common Name:
Family: Theridiidae
Scientific Name: Theridion murarium
Size: See Image 2

Theridion kawea f

Common Name:
Family: Theridiidae
Scientific Name: Theridion kawea
Size: See Image 1

Asagena pulcher f

Common Name:
Family: Theridiidae
Scientific Name: Asagena pulcher
Size: See Image 3

Asagena fulva f

Common Name:
Family: Theridiidae
Scientific Name: Asagena fulva
Size: 3 – 6.5 mm

Psilochorus utahensis f

Common Name:
Family: Pholcidae
Scientific Name: Psilochorus utahensis
Size: 5.7 mm

Psilochorus californiae m

Common Name:
Family: Pholcidae
Scientific Name: Psilochorus californiae
Size: 2.4 mm

Psilochorus californiae f

Common Name:
Family: Pholcidae
Scientific Name: Psilochorus californiae
Size: 2.7 mm

Tidarren haemorrhoidale f

Common Name:
Family: Theridiidae
Scientific Name: Tidarren haemorrhoidale
Size: See Image 2

western black widow f

Common Name: western black widow
Family: Theridiidae
Scientific Name: Latrodectus hesperus
Size: See Image 6

western black widow m

Common Name: western black widow
Family: Theridiidae
Scientific Name: Latrodectus hesperus
Size: See Image 3

Tidarren sisyphoides m

Common Name:
Family: Theridiidae
Scientific Name: Tidarren sisyphoides
Size: See Image 3

Tidarrren sisyphoides f

Common Name:
Family: Theridiidae
Scientific Name: Tidarrren sisyphoides
Size: See Images 2 & 3

Theridion submissum m

Common Name:
Family: Theridiidae
Scientific Name: Theridion submissum
Size: See Image 3

Marbled cellar spider m

Common Name: marbled cellar spider
Family: Pholcidae
Scientific Name: Holocnemus pluchei
Size: 6 mm

Cryptachaea porteri f

Common Name:
Family: Theridiidae
Scientific Name: Cryptachaea porteri
Size: See Image 3

Cryptachaea porteri m

Common Name:
Family: Theridiidae
Scientific Name: Cryptachaea porteri
Size: See Image 1

Theridion melanurum m

Common Name:
Family: Theridiidae
Scientific Name: Theridion melanurum
Size: See Image 4