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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
AnimaliaMolluscaGastropodaStylommatophoraDiscidaeDiscus

Angular Disc
Discus catskillensis (Pilsbry, 1898)

Taxonomy

Kingdom Animalia
Phylum Mollusca
Class Gastropoda
Order Stylommatophora
Family Discidae
Genus Discus
Species Discus catskillensis (Pilsbry, 1898)

Description

Diagnostic characters

Ecological class
Trogloxene
Realm
Terrestrial

Distribution

Range

Counties

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

Conservation and management

NatureServe

G5 Secure

G1G2G3G4G5▲

National ranks

Canada
N5 Secure
United States
N5 Secure

Subnational ranks

Ontario
S4 Apparently Secure
New Brunswick
S5 Secure
Manitoba
S4 Apparently Secure
ME
SNR Unranked
NJ
SNR Unranked
Connecticut
SNR Unranked
Tennessee
SNA Not Applicable
Virginia
S3 Vulnerable
South Dakota
SNR Unranked
New York
SNR Unranked
Indiana
SX Presumed Extirpated
Minnesota
SNR Unranked
West Virginia
S1 Critically Imperiled
NH
SNR Unranked
Iowa
S1 Critically Imperiled
Michigan
SNR Unranked
Pennsylvania
S3 Vulnerable
Massachusetts
SNR Unranked
Mississippi
SX Presumed Extirpated
Vermont
SNR Unranked
RI
SNR Unranked
Kentucky
SX Presumed Extirpated
Wisconsin
S4 Apparently Secure
DE
S1 Critically Imperiled
Maryland
S1 Critically Imperiled
Wyoming
SNR Unranked

State and federal status

Not listed under the U.S. Endangered Species Act

References

  • Peck, S.B. 1988. A review of the cave fauna of Canada, and the composition and ecology of the invertebrate fauna of caves and mines in Ontario. Canadian Journal of Zoology 66: 1197–1213. doi:10.1139/z88-176

How to cite this account

Discus catskillensis (Pilsbry, 1898). Cave Biology Data Portal, account SP-2388. https://cavebiology.org/species/discus-catskillensis/ (accessed 6 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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