Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Calendar
Upcoming Events

See Moth submissions from National Moth Week 2023

Photos of insects and people from the 2022 BugGuide gathering in New Mexico, July 20-24

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

Photos of insects and people from the 2019 gathering in Louisiana, July 25-27

Photos of insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12


Previous events


TaxonomyBrowse
Info
ImagesLinksBooksData

Species Falconina gracilis

Falconina gracilis - male Spider BG395 - Falconina gracilis - male Spider BG423 - Falconina gracilis - female Spider - Falconina gracilis Ant Mimic - Falconina gracilis Falconina gracilis - female Falconina gracilis? - Falconina gracilis Spider - Falconina gracilis - female
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Chelicerata (Chelicerates)
Class Arachnida (Arachnids)
Order Araneae (Spiders)
Infraorder Araneomorphae (True Spiders)
No Taxon (Entelegynae)
Family Corinnidae (Antmimics and Ground Sac Spiders)
Genus Falconina
Species gracilis (Falconina gracilis)
Synonyms and other taxonomic changes
Explanation of Names
Author of the name: Keyserling. Year first published: 1891, as Hypsinotus gracilis.(1)
Size
Body length of adult males range from 4.6—6.4mm, and females from 5.9—8.9mm.(2)
Identification
Male:


Female:
Range
Native to Brazil, Paraguay, & northern Argentina, but introduced to the Gulf States (TX, LA, MS, AL, GA, FL, SC) and more recently to California.(2)(3)(4)
Remarks
"This South American species has been introduced to the Gulf States and seems to be associated with the imported fire ant, Solenopsis invicta in Texas (J Cokendolpher, pers. comm.)"(4)
See Also
Species of Scotinella can have a similar pattern on the abdomen.
Works Cited
1.The World Spider Catalog by Norman I. Platnick
2.Taxonomia da subfamília Corinninae (Araneae, Corinnidae) nas regiões Neotropical e Neártica
Alexandre Bragio Bonaldo. 2000. Iheringia Série Zoologia, Porto Alegre 89: 3-148.
3.A South American spider, Falconina gracilis (Keyserling 1891) (Araneae: Corinnidae), newly established in southern California
Stephen Valle, Cynthia Bingham Keiser, Leonard Vincent, & Richard Vetter. 2013. The Pan-Pacific Entomologist 89(4): 259-263.
4.Spiders of North America: An Identification Manual
D. Ubick, P. Paquin, P.E. Cushing and V. Roth (eds). 2005. American Arachnological Society.