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

Southern Thorn
Carychium mexicanum Pilsbry, 1891

Taxonomy

Kingdom Animalia
Phylum Mollusca
Class Gastropoda
Order Basommatophora
Family Carychiidae
Genus Carychium
Species Carychium mexicanum Pilsbry, 1891

Description

Diagnostic characters

Ecological class
Trogloxene
Realm
Terrestrial

Distribution

Range

Known from three counties across two states.

Continent

North America

Country

United States

States and provinces

Alabama, Illinois

Counties

Alabama
Clarke
Illinois
Monroe, St. Clair

Conservation and management

NatureServe

G5 Secure

G1G2G3G4G5▲

National ranks

United States
N5 Secure

Subnational ranks

Mississippi
SNR Unranked
South Carolina
SNR Unranked
Georgia
SNR Unranked
Tennessee
S3 Vulnerable
Louisiana
SNR Unranked
Oklahoma
SH Possibly Extirpated
Alabama
SNR Unranked
Florida
SNR Unranked
Texas
S4 Apparently Secure

State and federal status

Not listed under the U.S. Endangered Species Act

References

  • Lewis, J.J., Moss, P., Tecic, D. & Nelson, M.E. 2003. A conservation focused inventory of subterranean invertebrates of the southwestern Illinois karst. Journal of Cave and Karst Studies 65: 9–21.
  • Peck, S.B. 1989. The cave fauna of Alabama. Part I. The terrestrial invertebrates (excluding insects). National Speleological Society Bulletin 51: 11–33.

How to cite this account

Carychium mexicanum Pilsbry, 1891. Cave Biology Data Portal, account SP-1563. https://cavebiology.org/species/carychium-mexicanum/ (accessed 7 September 2026).

Data sources and funding are listed in the Acknowledgments.

Spotted something wrong on this page? Report a correction. Accounts are compiled from many sources and corrections from people who know the group are the most useful email we get.

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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