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

Balcones ghostsnail
Balconorbis uvaldensis Hershler & Longley, 1986

Taxonomy

Kingdom Animalia
Phylum Mollusca
Class Gastropoda
Order Littorinimorpha
Family Cochliopidae
Genus Balconorbis
Species Balconorbis uvaldensis Hershler & Longley, 1986

Description

Diagnostic characters

Ecological class
Stygobiont
Realm
Aquatic
Troglomorphy
Troglomorphic
Maximum body length
1.02-1.15 (diameter) mm

Distribution

Type locality

George Ligocky Farm, Well No. H-5-158, Edwards Aquifer, Uvalde Co., TX

Range

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

Continent

North America

Country

United States

States and provinces

Texas

Counties

County-level records have not been compiled for this taxon. Distribution is recorded at state and karst-region level.

Karst regions

Edwards Plateau and Balcones

Genetics

Molecular resources

MarkerMoleculeSequences LengthExemplar
COI mitochondrial 7 632-657 bp PP844665.1
28S nuclear 2 355-722 bp PP860062.1

9 sequences, retrieved 23 August 2026. Counts change as sequences are deposited. Search GenBank.

Download all 9 sequence records (CSV) Accession, marker, molecule type, length, GenBank definition and a direct link.

Specimens

Type material

Holotype
MO359084 · Academy of Natural Sciences of Drexel University
Paratype
MO359085 · Academy of Natural Sciences of Drexel University

Collections holding material

InstitutionLots
Edwards Aquifer Research and Data Center, Texas State University 43
Academy of Natural Sciences of Drexel University 2
National Museum of Natural History, Smithsonian Institution 2

47 cataloged lots in 3 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 47 specimen records (CSV) Institution, catalog number, type status and preparation. No coordinates.

Conservation and management

NatureServe

G1G2 Critically Imperiled to Imperiled

G1▲G2▲G3G4G5

Global rank last reviewed 20 May 2026.

Subnational ranks

Texas
S3 Vulnerable

State and federal status

Not listed under the U.S. Endangered Species Act

Other resources

Catalogue of Life
KGPC
GBIF
2299959
ITIS
567269
iNaturalist
214839
NCBI Taxonomy
3065225

How to cite this account

Balconorbis uvaldensis Hershler & Longley, 1986. Cave Biology Data Portal, account SP-1377. https://cavebiology.org/species/balconorbis-uvaldensis/ (accessed 3 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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