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

Caney Mountain Cave Crayfish
Faxonius stygocaneyi (Hobbs, 2001)

Taxonomy

Kingdom Animalia
Phylum Arthropoda
Subphylum Crustacea
Class Malacostraca
Order Decapoda
Family Cambaridae
Genus Faxonius
Species Faxonius stygocaneyi (Hobbs, 2001)

Synonyms

Orconectes stygocaneyi Hobbs III, 2001
Faxonius stygocaneyi (Hobbs, 2001)

Description

Diagnostic characters

Ecological class
Stygobiont
Realm
Aquatic
Troglomorphy
Troglomorphic
Maximum body length
63.5 mm

Distribution

Type locality

Mud Cave, Caney Mountain, Ozark Co., MO

Range

Known from Missouri in the Ozarks karst region.

Continent

North America

Country

United States

States and provinces

Missouri

Counties

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

Karst regions

Ozarks

Genetics

Molecular resources

MarkerMoleculeSequences LengthExemplar
COI mitochondrial 4 464-678 bp MT012509.1
28S nuclear 1 444-444 bp KX237986.1

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

Download all 5 sequence records (CSV) Accession, marker, molecule type, length, GenBank definition and a direct link.

Specimens

Type material

Holotype
USNM 308991 · National Museum of Natural History, Smithsonian Institution
Allotype
USNM 308992 · National Museum of Natural History, Smithsonian Institution

Collections holding material

InstitutionLots
National Museum of Natural History, Smithsonian Institution 2

2 cataloged lots in 1 collection. 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 2 specimen records (CSV) Institution, catalog number, type status and preparation. No coordinates.

Conservation and management

IUCN Red List

LC Least Concern

EXEWCRENVUNTLC▲

Assessed in 2010.

NatureServe

G1 Critically Imperiled

G1▲G2G3G4G5

Global rank last reviewed 2010.

Subnational ranks

Missouri
S1 Critically Imperiled

State and federal status

Not listed under the U.S. Endangered Species Act

Other resources

Catalogue of Life
7TVTL
GBIF
9136079
ITIS
1133785
iNaturalist
1593258
NCBI Taxonomy
1937986

How to cite this account

Faxonius stygocaneyi (Hobbs, 2001). Cave Biology Data Portal, account SP-1173. https://cavebiology.org/species/faxonius-stygocaneyi/ (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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