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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
AnimaliaArthropodaCrustaceaMalacostracaAmphipodaCrangonyctidaeStygobromus

Craig County Cave Amphipod
Stygobromus estesi Holsinger, 1978

Taxonomy

Kingdom Animalia
Phylum Arthropoda
Subphylum Crustacea
Class Malacostraca
Order Amphipoda
Family Crangonyctidae
Genus Stygobromus
Species Stygobromus estesi Holsinger, 1978

Synonyms

  • Stygobromus estes Holsinger, 1978 (subjective synonym, CoL)

Description

Diagnostic characters

Ecological class
Stygobiont
Realm
Aquatic
Troglomorphy
Troglomorphic

Distribution

Type locality

Rufe Caldwell Cave, Craig Co. VA

Range

Known from four counties in Virginia in the Appalachians karst region.

Continent

North America

Country

United States

States and provinces

Virginia

Counties

Virginia
Alleghany, Craig, Giles, Montgomery

Karst regions

Appalachians

Specimens

Type material

Holotype
USNM 168813 · National Museum of Natural History, Smithsonian Institution
Paratype ×2
National Museum of Natural History, Smithsonian Institution

Collections holding material

InstitutionLots
National Museum of Natural History, Smithsonian Institution 9

9 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 9 specimen records (CSV) Institution, catalog number, type status and preparation. No coordinates.

Conservation and management

NatureServe

G4 Apparently Secure

G1G2G3G4▲G5

Global rank last reviewed 21 August 2002.

Subnational ranks

Virginia
S3 Vulnerable

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
538LH
GBIF
2217782
ITIS
621626
iNaturalist
231858

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

How to cite this account

Stygobromus estesi Holsinger, 1978. Cave Biology Data Portal, account SP-1010. https://cavebiology.org/species/stygobromus-estesi/ (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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