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

Holsinger's Cave Spider
Nesticus holsingeri Gertsch, 1984

Taxonomy

Kingdom Animalia
Phylum Arthropoda
Subphylum Chelicerata
Class Arachnida
Order Araneae
Family Nesticidae
Genus Nesticus
Species Nesticus holsingeri Gertsch, 1984

Description

Diagnostic characters

Ecological class
Troglobiont
Realm
Terrestrial
Troglomorphy
Troglomorphic

Distribution

Type locality

Pond Cave, Scott Co. VA

Range

Known from Virginia in the Appalachians karst region.

Continent

North America

Country

United States

States and provinces

Virginia

Counties

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

Karst regions

Appalachians

Genetics

Molecular resources

MarkerMoleculeSequences LengthExemplar
COI mitochondrial 6 889-1076 bp OP179651.1
16S mitochondrial 4 437-584 bp KY015989.1
28S nuclear 3 417-2192 bp OP162717.1
18S nuclear 2 775-1715 bp OP162674.1
tRNA mitochondrial 1 387-387 bp U40513.1

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

Download all 16 sequence records (CSV) Accession, marker, molecule type, length, GenBank definition and a direct link.

Specimens

Collections holding material

InstitutionLots
San Diego State University 4

4 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 4 specimen records (CSV) Institution, catalog number, type status and preparation. No coordinates.

Conservation and management

NatureServe

G3G4 Vulnerable to Apparently Secure

G1G2G3▲G4▲G5

Global rank last reviewed 21 August 2002.

Subnational ranks

Virginia
S3 Vulnerable

State and federal status

Not listed under the U.S. Endangered Species Act

Other resources

Catalogue of Life
478XS
GBIF
2152836
ITIS
862766
iNaturalist
225923
NCBI Taxonomy
44405

How to cite this account

Nesticus holsingeri Gertsch, 1984. Cave Biology Data Portal, account SP-0148. https://cavebiology.org/species/nesticus-holsingeri/ (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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