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

Pseudanophthalmus tenuis (Horn, 1871)

Taxonomy

Kingdom Animalia
Phylum Arthropoda
Subphylum Hexapoda
Class Insecta
Order Coleoptera
Family Carabidae
Genus Pseudanophthalmus
Species Pseudanophthalmus tenuis (Horn, 1871)

Synonyms

  • Anophthalmus tenuis G.Horn, 1871 (prior combination, CoL)
  • Pseudanophthalmus eremita longicollis (subjective synonym, CoL)
  • Pseudanophthalmus bloomi (subjective synonym, ITIS)
  • Pseudanophthalmus tenuis tenuis (subjective synonym, ITIS)

Description

Diagnostic characters

Ecological class
Troglobiont
Realm
Terrestrial
Troglomorphy
Troglomorphic

Distribution

Type locality

Wyandotte Cave, Crawford Co. IN

Range

Known from seven counties in Indiana in the Interior Low Plateau karst region.

Continent

North America

Country

United States

States and provinces

Indiana

Counties

Indiana
Crawford, Harrison, Lawrence, Monroe, Orange, Washington, [Not Stated]

Karst regions

Interior Low Plateau

Specimens

Type material

Holotype
FMNHINS 0000 040 796 · Field Museum of Natural History
Holotype
National Museum of Natural History, Smithsonian Institution
Syntype
34325 · Museum of Comparative Zoology, Harvard
Paratype
FMNHINS 0000 040 797 · Field Museum of Natural History

Collections holding material

InstitutionLots
KY 4
Field Museum of Natural History 2
C. A. Triplehorn Insect Collection, Ohio State University 2
Arizona State University 1
Lund University Biological Museum 1
Museum of Comparative Zoology, Harvard 1
and 1 other collection 1

12 cataloged lots in 7 collections. Compiled from GBIF and not an exhaustive census: many collections are not yet digitised, and holdings are added continually. Search GBIF for specimen records.

Download all 12 specimen records (CSV) Institution, catalog number, type status and preparation. No coordinates.

Conservation and management

NatureServe

G4 Apparently Secure

G1G2G3G4▲G5

Global rank last reviewed 29 August 2006.

Subnational ranks

Indiana
S4 Apparently Secure

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
4NKJR
GBIF
1035064
ITIS
110158
iNaturalist
229055
NCBI Taxonomy
2993082

References

  • Banta, A.M. 1907. The fauna of Mayfield's Cave. Carnegie Institution of Washington Publication 67: 1–114. https://www.biodiversitylibrary.org/item/60987. details
  • 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.
  • Benito, J.B., Ober, K.A., Philips, T.K., Orndorff, W. & Niemiller, M.L. 2025. Phylogenomics and biogeography of North American trechine cave beetles (Coleoptera:Carabidae) inferred from ultraconserved elements. Evolution 79: 1622–1642. doi:10.1093/evolut/qpaf103
  • 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

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

How to cite this account

Pseudanophthalmus tenuis (Horn, 1871). Cave Biology Data Portal, account SP-0789. https://cavebiology.org/species/pseudanophthalmus-tenuis/ (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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