Steatoda

The genus Steatoda has more than 100 species, including false black widow, noble false widow, and many more, without any specific common name. All the spiders of the family are considered to be cobweb spiders.

Steatoda Spider

Spiders Belonging to this Genus

Steatoda adumbrata Steatoda aethiopica Steatoda alamosa
Steatoda alboclathrata Steatoda albomaculata Steatoda ancora
Steatoda ancorata Steatoda andina Steatoda apacheana
Steatoda atascadera Steatoda atrocyanea Steatoda autumnalis
Steatoda badia Steatoda bertkaui Steatoda bipunctata
Steatoda borealis Steatoda bradyi Steatoda capensis
Steatoda carbonaria Steatoda caspia Steatoda castanea
Steatoda chinchipe Steatoda cingulata Steatoda connexa
Steatoda craniformis Steatoda dahli Steatoda diamantina
Steatoda distincta Steatoda ephippiata Steatoda erigoniformis
Steatoda fagei Steatoda fallax Steatoda felina
Steatoda foravae Steatoda grandis False Black Widow (Steatoda grossa)
Steatoda gui Steatoda hespera Steatoda hui
Steatoda iheringi Steatoda incomposita Steatoda kiwuensis
Steatoda kuytunensis Steatoda latifasciata Steatoda lawrencei
Steatoda lenzi Steatoda leonardi Steatoda lepida
Steatoda linzhiensis Steatoda livens Steatoda longurio
Steatoda mainlingensis Steatoda mainlingoides Steatoda marmorata
Steatoda marta Steatoda maura Steatoda mexicana
Steatoda micans Steatoda minima Steatoda moerens
Steatoda moesta Steatoda morsitans Steatoda nahuana
Steatoda nasata Steatoda ngipina Steatoda nigrimaculata
Steatoda nigrocincta Steatoda niveosignata False Widow (Steatoda nobilis)
Steatoda octonotata Steatoda palomara Steatoda panja
Steatoda pardalia Steatoda paykulliana Steatoda pengyangensis
Steatoda perakensis Steatoda perspicillata Steatoda picea
Steatoda porteri Steatoda punctulata Steatoda quadrimaculata
Steatoda quaesita Steatoda quinquenotata Steatoda retorta
Steatoda rhombifera Steatoda rubrocalceolata Steatoda rufoannulata
Steatoda sabulosa Steatoda sagax Steatoda saltensis
Steatoda seriata Steatoda singoides Steatoda sordidata
Steatoda speciosa Steatoda spina Steatoda subannulata
Steatoda terastiosa Steatoda terebrui Steatoda tigrina
Steatoda tortoisea Steatoda transversa Steatoda trianguloides
Triangulate Cobweb (Steatoda triangulosa) Steatoda tristis Steatoda truncata
Steatoda ulleungensis Steatoda uncata Steatoda variabilis
Steatoda variata Steatoda variipes Steatoda vaulogeri
Steatoda venator Steatoda violacea Steatoda wangi
Steatoda wanshou Steatoda washona Steatoda xerophila
Steatoda xishuiensis    

Physical Description and Identification

Adults

Size: Females are 0.23-0.59 in (0.58-1.49 cm), and males are 0.19-0.43 in (. The size of depends on each species, but all males of all species are smaller than their female counterparts.

Color: Black, red, or pale brown body with the cephalothorax being white, orange, or beige.

Other Characteristic Features: The abdomen is oval, and it is bigger than the cephalothorax.

Eggs

Like other spiders of the same family, the female ones make egg sacs prior to their egg laying. The number of eggs ranges from 100- 1000.

Spiderlings

Spiderlings disperse on their own, while some species are dependent post hatching, some take a few days before going away.

The Web

They build tangled and three-dimensional webs in dark and secured places.

Are Spiders of Steatoda Genus Venomous

Some spiders can bite, but they do not cause any fatal problems. However, the bites could be painful, followed by redness and swelling of the skin, nausea, dizziness. Such symptoms, as resulted by the bite of some species of the genus, are termed as “Steatodism.”

Quick Facts

Other Names Cupboard spider
Distribution Africa, America, and Asia
Habitat Garages, backyards, undisturbed places
Diet Woodlice, cockroaches, other spiders like true black widows, ladybugs, and crickets
Web Type Cobwebs
Lifespan 1-2 years

Did You Know

  • Many spiders of the genus are often confused with Latrodectus spiders.

Image Credits: spiderid.com

The genus Steatoda has more than 100 species, including false black widow, noble false widow, and many more, without any specific common name. All the spiders of the family are considered to be cobweb spiders.

Steatoda Spider

Spiders Belonging to this Genus

Steatoda adumbrata Steatoda aethiopica Steatoda alamosa
Steatoda alboclathrata Steatoda albomaculata Steatoda ancora
Steatoda ancorata Steatoda andina Steatoda apacheana
Steatoda atascadera Steatoda atrocyanea Steatoda autumnalis
Steatoda badia Steatoda bertkaui Steatoda bipunctata
Steatoda borealis Steatoda bradyi Steatoda capensis
Steatoda carbonaria Steatoda caspia Steatoda castanea
Steatoda chinchipe Steatoda cingulata Steatoda connexa
Steatoda craniformis Steatoda dahli Steatoda diamantina
Steatoda distincta Steatoda ephippiata Steatoda erigoniformis
Steatoda fagei Steatoda fallax Steatoda felina
Steatoda foravae Steatoda grandis False Black Widow (Steatoda grossa)
Steatoda gui Steatoda hespera Steatoda hui
Steatoda iheringi Steatoda incomposita Steatoda kiwuensis
Steatoda kuytunensis Steatoda latifasciata Steatoda lawrencei
Steatoda lenzi Steatoda leonardi Steatoda lepida
Steatoda linzhiensis Steatoda livens Steatoda longurio
Steatoda mainlingensis Steatoda mainlingoides Steatoda marmorata
Steatoda marta Steatoda maura Steatoda mexicana
Steatoda micans Steatoda minima Steatoda moerens
Steatoda moesta Steatoda morsitans Steatoda nahuana
Steatoda nasata Steatoda ngipina Steatoda nigrimaculata
Steatoda nigrocincta Steatoda niveosignata False Widow (Steatoda nobilis)
Steatoda octonotata Steatoda palomara Steatoda panja
Steatoda pardalia Steatoda paykulliana Steatoda pengyangensis
Steatoda perakensis Steatoda perspicillata Steatoda picea
Steatoda porteri Steatoda punctulata Steatoda quadrimaculata
Steatoda quaesita Steatoda quinquenotata Steatoda retorta
Steatoda rhombifera Steatoda rubrocalceolata Steatoda rufoannulata
Steatoda sabulosa Steatoda sagax Steatoda saltensis
Steatoda seriata Steatoda singoides Steatoda sordidata
Steatoda speciosa Steatoda spina Steatoda subannulata
Steatoda terastiosa Steatoda terebrui Steatoda tigrina
Steatoda tortoisea Steatoda transversa Steatoda trianguloides
Triangulate Cobweb (Steatoda triangulosa) Steatoda tristis Steatoda truncata
Steatoda ulleungensis Steatoda uncata Steatoda variabilis
Steatoda variata Steatoda variipes Steatoda vaulogeri
Steatoda venator Steatoda violacea Steatoda wangi
Steatoda wanshou Steatoda washona Steatoda xerophila
Steatoda xishuiensis    

Physical Description and Identification

Adults

Size: Females are 0.23-0.59 in (0.58-1.49 cm), and males are 0.19-0.43 in (. The size of depends on each species, but all males of all species are smaller than their female counterparts.

Color: Black, red, or pale brown body with the cephalothorax being white, orange, or beige.

Other Characteristic Features: The abdomen is oval, and it is bigger than the cephalothorax.

Eggs

Like other spiders of the same family, the female ones make egg sacs prior to their egg laying. The number of eggs ranges from 100- 1000.

Spiderlings

Spiderlings disperse on their own, while some species are dependent post hatching, some take a few days before going away.

The Web

They build tangled and three-dimensional webs in dark and secured places.

Are Spiders of Steatoda Genus Venomous

Some spiders can bite, but they do not cause any fatal problems. However, the bites could be painful, followed by redness and swelling of the skin, nausea, dizziness. Such symptoms, as resulted by the bite of some species of the genus, are termed as “Steatodism.”

Quick Facts

Other Names Cupboard spider
Distribution Africa, America, and Asia
Habitat Garages, backyards, undisturbed places
Diet Woodlice, cockroaches, other spiders like true black widows, ladybugs, and crickets
Web Type Cobwebs
Lifespan 1-2 years

Did You Know

  • Many spiders of the genus are often confused with Latrodectus spiders.

Image Credits: spiderid.com

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