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

Rhadine speca (Barr, 1960)

Taxonomy

Kingdom Animalia
Phylum Arthropoda
Subphylum Hexapoda
Class Insecta
Order Coleoptera
Family Carabidae
Genus Rhadine
Species Rhadine speca (Barr, 1960)

Synonyms

  • Agonum specum Barr, 1960 (subjective synonym, GBIF)
  • Platynus specus (Barr, 1960) (subjective synonym, GBIF)

Description

Diagnostic characters

Ecological class
Troglobiont
Realm
Terrestrial
Troglomorphy
Troglomorphic

Distribution

Range

Known from two counties in Texas in the Edwards Plateau and Balcones karst region.

Continent

North America

Country

United States

States and provinces

Texas

Counties

Texas
Comal, Kendall

Karst regions

Edwards Plateau and Balcones

Conservation and management

NatureServe

G2 Imperiled

G1G2▲G3G4G5

Global rank last reviewed 25 March 2014.

Subnational ranks

Texas
S2 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

GBIF
7900535
iNaturalist
229867

References

  • 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

Rhadine speca (Barr, 1960). Cave Biology Data Portal, account SP-0817. https://cavebiology.org/species/rhadine-speca/ (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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