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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
AnimaliaArthropodaCrustaceaMalacostracaAmphipodaCrangonyctidaeCrangonyx

Small Stream Crangonyctid
Crangonyx minor Bousfield, 1958

Taxonomy

Kingdom Animalia
Phylum Arthropoda
Subphylum Crustacea
Class Malacostraca
Order Amphipoda
Family Crangonyctidae
Genus Crangonyx
Species Crangonyx minor Bousfield, 1958

Description

Diagnostic characters

Ecological class
Stygoxene
Realm
Aquatic

Distribution

Range

Known from one county in Illinois.

Continent

North America

Country

United States

States and provinces

Illinois

Counties

Illinois
Johnson

Conservation and management

NatureServe

G5 Secure

G1G2G3G4G5▲

National ranks

Canada
NU
United States
N5 Secure

Subnational ranks

Ontario
SU Unrankable
Kentucky
SNR Unranked
Illinois
SNR Unranked
Tennessee
SNR Unranked
Missouri
SNR Unranked
Arkansas
SNR Unranked
Oklahoma
S2 Imperiled
Iowa
SNR Unranked
Wisconsin
SNR Unranked
Indiana
SNR Unranked
Michigan
SU Unrankable

State and federal status

Not listed under the U.S. Endangered Species Act

References

  • Webb, D.W., Taylor, S.J. & Krejca, J.K. 1993. The biological resources of Illinois caves and other subterranean environments. Illinois Natural History Survey, Champaign, Illinois, USA. 143 pp.

How to cite this account

Crangonyx minor Bousfield, 1958. Cave Biology Data Portal, account SP-1624. https://cavebiology.org/species/crangonyx-minor/ (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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