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Cave Biology Data Portal
Subterranean biodiversity of North America and around the globe
AnimaliaArthropodaHexapodaInsectaColeopteraCarabidaePseudanophthalmus

Baker Station Cave Beetle
Pseudanophthalmus insularis Barr, 1959

Taxonomy

Kingdom Animalia
Phylum Arthropoda
Subphylum Hexapoda
Class Insecta
Order Coleoptera
Family Carabidae
Genus Pseudanophthalmus
Species Pseudanophthalmus insularis Barr, 1959

Synonyms

  • Pseudanophthalmus tiresias insularis (subjective synonym, CoL)

Description

Diagnostic characters

Ecological class
Troglobiont
Realm
Terrestrial
Troglomorphy
Troglomorphic

Distribution

Type locality

Baker Station Cave, Davidson Co. TN

Range

Known from one county in Tennessee in the Interior Low Plateau karst region.

Continent

North America

Country

United States

States and provinces

Tennessee

Counties

Tennessee
Davidson

Karst regions

Interior Low Plateau

Conservation and management

NatureServe

G1 Critically Imperiled

G1▲G2G3G4G5

Global rank last reviewed 5 April 2018.

Subnational ranks

Tennessee
S1 Critically Imperiled

Ranks looked up 23 August 2026. Conservation status changes, and a rank here is as current as that date and no more.

State and federal status

Not listed under the U.S. Endangered Species Act.

Other resources

Catalogue of Life
4NKGG
GBIF
8175027
ITIS
932001
iNaturalist
228988

References

  • Barr, T.C., Jr. 1959a. New cave beetles (Carabidae, Trechini) from Tennessee and Kentucky. Journal of the Tennessee Academy of Science 34: 5–30.
  • Barr, T.C., Jr. 1980. New species groups of Pseudanophthalmus from the Central Basin of Tennessee (Coleoptera: Carabidae: Trechinae). Brimleyana 3: 85–96.
  • Barr, T.C., Jr. 2004. A classification and checklist of the genus Pseudanophthalmus Jeannel (Coleoptera: Carabidae: Trechinae). Special Publication 11. Virginia Museum of Natural History, Martinsville, Virginia, USA. 52 pp.
  • Bousquet, Y. 2012. Catalogue of Geadephaga (Coleoptera: Adephaga) of America, north of Mexico. ZooKeys 245: 1–1. doi:10.3897/zookeys.245.3416
  • Nicholas, G. 1960. Checklist of macroscopic troglobitic organisms of the United States. The American Midland Naturalist 64: 123–160. doi:10.2307/2422897
  • Niemiller, M.L. & Zigler, K.S. 2013. Patterns of cave biodiversity and endemism in the Appalachians and Interior Plateau of Tennessee, USA. PLOS One 8: e64177. doi:10.1371/journal.pone.0064177
  • Niemiller, M.L., Zigler, K.S., Ober, K.A., Carter, E.T., Engel, A.S., Moni, G., Philips, T.K. & Stephen, C.D.R. 2017. Rediscovery and conservation status of six short-range endemic Pseudanophthalmus cave beetles (Carabidae: Trechini). Insect Conservation and Diversity 10: 495–501. doi:10.1111/icad.12263

This account was last revised 28 August 2026. Conservation ranks were looked up 23 August 2026.

How to cite this account

Pseudanophthalmus insularis Barr, 1959. Cave Biology Data Portal, account SP-0721. https://cavebiology.org/species/pseudanophthalmus-insularis/ (accessed 18 October 2026).
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Data sources and funding are listed in the Acknowledgments.

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Cave Biology Data Portal

Species accounts, distributions, and conservation status for the subterranean fauna of North America and around the globe, with resources for the cave and karst research community.

Text and data CC BY 4.0. Images all rights reserved unless stated.

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