Roadless Areas
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Latrodectus geometricus

Koch, 1841

Brown Widow

GNRUnranked Found in 25 roadless areas NatureServe Explorer →
GNRUnrankedGlobal Rank
Identity
Unique IDELEMENT_GLOBAL.2.1202590
Element CodeILARA07050
Record TypeSPECIES
ClassificationSpecies
Classification StatusStandard
Name CategoryInvertebrate Animal
Endemicoccurs (regularly, as a native taxon) in multiple nations
KingdomAnimalia
PhylumArthropoda
ClassArachnida
OrderAraneae
FamilyTheridiidae
GenusLatrodectus
Concept Reference
Brown, K. S., J. S. Necaise, and J. Goddard. 2008. Additions to the known US distribution of Latrodectus geometricus (Araneae: Theridiidae). Journal of Medical Entomology 45(5):959-962.
Ecology & Habitat
Other Nations (1)
United StatesNNA
Roadless Areas (25)
Arizona (1)
AreaForestAcres
Catalina St. Pk. Roadless AreaCoronado National Forest951
California (22)
AreaForestAcres
Arroyo SecoAngeles National Forest4,703
CalienteCleveland National Forest5,953
CamuesaLos Padres National Forest8,209
City CreekSan Bernardino National Forest9,997
ColdwaterCleveland National Forest8,402
Crystal CreekSan Bernardino National Forest6,783
Cucamonga CSan Bernardino National Forest4,106
Dry LakesLos Padres National Forest17,043
JuncalLos Padres National Forest12,289
Magic MountainAngeles National Forest15,542
Malduce BuckhornLos Padres National Forest14,177
MatilijaLos Padres National Forest5,218
Mill PeakSan Bernardino National Forest7,884
NordhoffLos Padres National Forest12,031
San DimasAngeles National Forest7,160
San SevaineSan Bernardino National Forest6,866
Santa CruzLos Padres National Forest21,182
Sespe - FrazierLos Padres National Forest106,910
Strawberry PeakAngeles National Forest7,245
TequepisLos Padres National Forest9,080
WestforkAngeles National Forest4,407
WildhorseCleveland National Forest1,483
Florida (1)
AreaForestAcres
Alexander Springs CreekOcala National Forest2,954
South Dakota (1)
AreaForestAcres
Indian CreekBuffalo Gap National Grassland24,666
References (3)
  1. Brown, K. S., J. S. Necaise, and J. Goddard. 2008. Additions to the known US distribution of <i>Latrodectus geometricus</i> (Araneae: Theridiidae). Journal of Medical Entomology 45(5):959-962.
  2. BugGuide.net. 2023. BugGuide.net: identification, images, and information for insects, spiders and their kin for the United States and Canada. Iowa State University Entomology. Online. Available: http://bugguide.net
  3. World Spider Catalog (WSC). 2021. World Spider Catalog. Version 22.0. Natural History Museum Bern, online at https://wsc.nmbe.ch/