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

Apochthonius titanicus Muchmore, 1976

Taxonomy

Kingdom Animalia
Phylum Arthropoda
Subphylum Chelicerata
Class Arachnida
Order Pseudoscorpiones
Family Chthoniidae
Genus Apochthonius
Species Apochthonius titanicus Muchmore, 1976

Description

Diagnostic characters

Ecological class
Troglobiont
Realm
Terrestrial
Troglomorphy
Troglomorphic

Distribution

Range

Known from one county in Arkansas in the Ozarks karst region.

Continent

North America

Country

United States

States and provinces

Arkansas

Counties

Arkansas
Stone

Karst regions

Ozarks

Conservation and management

NatureServe

G2 Imperiled

G1G2▲G3G4G5

Global rank last reviewed 26 November 2022.

Subnational ranks

Arkansas
S1 Critically Imperiled

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
FQVB
GBIF
2124243
ITIS
198439
iNaturalist
214011

References

  • Muchmore, W.B. 1976a. New species of Apochthonius, mainly from caves in central and eastern United States (Pseudoscorpionida, Chthoniidae). Proceedings of the Biological Society of Washington 89: 57–80. https://www.biodiversitylibrary.org/page/34558379. details

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

How to cite this account

Apochthonius titanicus Muchmore, 1976. Cave Biology Data Portal, account SP-0246. https://cavebiology.org/species/apochthonius-titanicus/ (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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