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

Jackson County Cave Amphipod
Crangonyx manubrium Cannizzaro & Sawicki in Cannizzaro, Balding, Lazo-Wasem & Sawicki, 2019

Taxonomy

Kingdom Animalia
Phylum Arthropoda
Subphylum Crustacea
Class Malacostraca
Order Amphipoda
Family Crangonyctidae
Genus Crangonyx
Species Crangonyx manubrium Cannizzaro & Sawicki in Cannizzaro, Balding, Lazo-Wasem & Sawicki, 2019

Description

Diagnostic characters

Ecological class
Stygobiont
Realm
Aquatic
Troglomorphy
Troglomorphic

Distribution

Range

Known from Florida in the Florida Lime Sinks karst region.

Continent

North America

Country

United States

States and provinces

Florida

Counties

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

Karst regions

Florida Lime Sinks

Genetics

Molecular resources

MarkerMoleculeSequences LengthExemplar
18S nuclear 61 303-2198 bp PQ522353.1
28S nuclear 61 305-859 bp MK020445.1
COI mitochondrial 1 577-577 bp MN443949.1

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

Download all 123 sequence records (CSV) Accession, marker, molecule type, length, GenBank definition and a direct link.

Specimens

Type material

Holotype
YPM IZ 104727 · Yale Peabody Museum
Allotype
YPM IZ 104728 · Yale Peabody Museum
Paratype ×17
Canadian Museum of Nature
Paratype ×2
Yale Peabody Museum
Type ×4
Yale Peabody Museum

Collections holding material

InstitutionLots
Canadian Museum of Nature 21
Yale Peabody Museum 8
National Museum of Natural History, Smithsonian Institution 3

32 cataloged lots in 3 collections. 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 32 specimen records (CSV) Institution, catalog number, type status and preparation. No coordinates.

Conservation and management

NatureServe

G1G2 Critically Imperiled to Imperiled

G1▲G2▲G3G4G5

Global rank last reviewed 2 October 2019.

Subnational ranks

Florida
S1 Critically Imperiled

State and federal status

Not listed under the U.S. Endangered Species Act

Other resources

Catalogue of Life
7ZK5T
GBIF
10679986
iNaturalist
954022
NCBI Taxonomy
2419568

How to cite this account

Crangonyx manubrium Cannizzaro & Sawicki in Cannizzaro, Balding, Lazo-Wasem & Sawicki, 2019. Cave Biology Data Portal, account SP-0964. https://cavebiology.org/species/crangonyx-manubrium/ (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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