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Subterranean biodiversity of North America and around the globe

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

Caecidotea tridentata Hungerford, 1922

Taxonomy

Kingdom Animalia
Phylum Arthropoda
Subphylum Crustacea
Class Malacostraca
Order Isopoda
Family Asellidae
Genus Caecidotea
Species Caecidotea tridentata Hungerford, 1922

Synonyms

  • Conasellus tridentatus (Hungerford, 1922) (subjective synonym, CoL)

Description

Diagnostic characters

Ecological class
Stygobiont
Realm
Aquatic
Troglomorphy
Troglomorphic

Distribution

Range

Known from 16 counties across five states in the Other karst region.

Continent

North America

Country

United States

States and provinces

Arkansas, Illinois, Kansas, Missouri, Oklahoma

Counties

Arkansas
Lawrence
Illinois
Cook, McDonough
Kansas
Bourbon, Butler, Clay, Cowley, Douglas, Franklin, Greenwood, Miami
Missouri
St. Clair
Oklahoma
Mayes, Murray, Pontotoc, Tulsa

Karst regions

Other

Specimens

Type material

Lectotype
USNM 239032 · National Museum of Natural History, Smithsonian Institution
Lectotype
USNM 239033 · National Museum of Natural History, Smithsonian Institution

Collections holding material

InstitutionLots
National Museum of Natural History, Smithsonian Institution 33
Illinois Natural History Survey 4
Field Museum of Natural History 1

38 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 38 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 21 August 2002.

Subnational ranks

Illinois
SNR Unranked
Kansas
SNR Unranked

Ranks looked up 2 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
P7RK
GBIF
2205795
ITIS
92778
iNaturalist
1664277

This account was last revised 28 August 2026. Conservation ranks were looked up 2 August 2026.

How to cite this account

Caecidotea tridentata Hungerford, 1922. Cave Biology Data Portal, account SP-1254. https://cavebiology.org/species/caecidotea-tridentata/ (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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