Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Species Cyclocosmia truncata

Representative Images

Trap door spider? - Cyclocosmia truncata - female Ravine Trapdoor Spider - Cyclocosmia truncata - female Ravine Trapdoor Spider (Burrow) - Cyclocosmia truncata - female trapdoor spider? - Cyclocosmia truncata trapdoor spider? - Cyclocosmia truncata Ravine Trapdoor Spider - Nashville, TN, USA - Cyclocosmia truncata - female Ravine Trapdoor Spider - Nashville, TN, USA - Cyclocosmia truncata - female Ravine Trapdoor Spider - Cyclocosmia truncata - male

Classification

Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Chelicerata (Chelicerates)
Class Arachnida (Arachnids)
Order Araneae (Spiders)
Infraorder Mygalomorphae (Mygalomorphs)
Family Halonoproctidae (Cork-lid trapdoor spiders)
Genus Cyclocosmia
Species truncata (Cyclocosmia truncata)

Explanation of Names

Latin: "cut off, shortened"

Range

central Tennessee, northern Alabama, northwestern Georgia

Season

Males are typically found from August to November.

Remarks

According to a phylogenetic analysis ("Deep genetic divergence in the Deep South: An integrative approach to species delimitation reveals the paraphyletic nature of speciation in the trapdoor spider genus Cyclocosmia"), the northern and southern populations of this species may actually be separate species, although no morphological differences are known.