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

Chaetaspis fragilis (Loomis, 1943)

Taxonomy

Kingdom Animalia
Phylum Arthropoda
Subphylum Myriapoda
Class Diplopoda
Order Polydesmida
Family Macrosternodesmidae
Genus Chaetaspis
Species Chaetaspis fragilis (Loomis, 1943)

Synonyms

  • Antriadesmus fragilis Loomis, 1943 (prior combination, CoL)

Description

Diagnostic characters

Ecological class
Troglobiont
Realm
Terrestrial
Troglomorphy
Troglomorphic

Distribution

Type locality

Vernal Falls, Mariposa Co. CA

Range

Known from four counties in Kentucky in the Interior Low Plateau karst region.

Continent

North America

Country

United States

States and provinces

Kentucky

Counties

Kentucky
Edmonson, Nelson, Pulaski, Warren

Karst regions

Interior Low Plateau

Specimens

Type material

Holotype
87960 · Museum of Comparative Zoology, Harvard
Paratype
National Museum of Natural History, Smithsonian Institution

Collections holding material

InstitutionLots
Museum of Comparative Zoology, Harvard 1
National Museum of Natural History, Smithsonian Institution 1

2 cataloged lots in 2 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 2 specimen records (CSV) Institution, catalog number, type status and preparation. No coordinates.

Conservation and management

NatureServe

GNR Unranked

G1G2G3G4G5

Global rank last reviewed na.

Ranks looked up 23 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
5XNST
GBIF
4986377
ITIS
571343
iNaturalist
216614

References

  • Causey, N.B. 1960. Speciation in North American cave millipeds. American Midland Naturalist 64: 116–122.
  • Chamberlin, R.V. & Hoffman, R.L. 1958. Checklist of the millipedes of North America. United States National Museum Bulletin 212: 1–236.
  • Harker, D.F., Jr. & Barr, T.C., Jr. 1980. Caves and associated fauna of the Western Kentucky coal field, Volume 2. Kentucky Nature Preserves Commission, Frankfurt, Kentucky, USA. 114 pp.
  • Lewis, J.J. 2002l. Chaetaspis aleyorum, a new species of milliped from Tumbling Creek Cave, Missouri, with a synopsis of the cavernicolous species of Chaetaspis (Diplopoda: Polydesmida). Myriapodologica 7: 101–111. https://www.vmnh.net/content/vmnh/uploads/PDFs/research_and_collections/myriapodologica/myriapodologica_v7_11.pdf. details
  • Lewis, J.J. 2004. Interstate 66 karst faunal study. Environmental Impact Statement. 17 pp.
  • Lewis, J.J. 2009b. Eight new cavernicolous species of the milliped genus Pseudotremia (Diplopoda: Chordeumatida: Cleidogonidae). In: Roble, S.M. & Mithcell, J.C. (eds), A Lifetime of Contributions to Myriapodology and the Natural History of Virginia: A Festschrift in Honor of Richard L. Hoffman’s 80th Birthday. Virginia Museum of Natural History Special Publication No. 16, pp. 171–186. Virginia Museum of Natural History, Martinsville, Virginia, USA.
  • Lewis, J.J. & Lewis, S.L. 2005. Inventory of the subterranean fauna of Tims Ford State Park, Franklin County, Tennessee. Tennesee Natural Heritage Program, Nashville, Tennessee, USA. 28 pp.
  • Lewis, J.J. & Slay, M.E. 2013. Chaetaspis attenuatus, a new species of cavernicolous milliped from Arkansas (Diplopoda: Polydesmida: Macrosternodesmidae). Journal of Cave and Karst Studies 75: 60–63. doi:10.4311/2011LSC0253
  • Loomis, H.F. 1943. New and epigen millipeds of the United States, with notes on some established species. Bulletin of the Museum of Comparative Zoology 92: 371–410. https://www.biodiversitylibrary.org/page/2825746. details
  • Shear, W.A. 1969. A synopsis of the cave millipedes of the United States, with an illustrated key to genera. Psyche 76: 126–143. doi:10.1155/1969/70437

This account was last revised 28 August 2026. Conservation ranks were looked up 23 August 2026.

How to cite this account

Chaetaspis fragilis (Loomis, 1943). Cave Biology Data Portal, account SP-0596. https://cavebiology.org/species/chaetaspis-fragilis/ (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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