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

Orthocyclops modestus (Herrick, 1883)

Taxonomy

Kingdom Animalia
Phylum Arthropoda
Subphylum Crustacea
Class Maxillopoda
Order Cyclopoida
Family Cyclopidae
Genus Orthocyclops
Species Orthocyclops modestus (Herrick, 1883)

Description

Diagnostic characters

Ecological class
Stygoxene
Realm
Aquatic

Distribution

Range

Known from seven counties across three states.

Continent

North America

Country

United States

States and provinces

Illinois, Indiana, Tennessee

Counties

Illinois
Monroe
Indiana
Crawford, Harrison, Jefferson
Tennessee
Grundy, Montgomery, Rutherford

Conservation and management

State and federal status

Not listed under the U.S. Endangered Species Act

References

  • Bunting, D.L. 1973. The Cladocera and Copepoda of Tennessee II. Cyclopoid copepods. Journal of the Tennessee Academy of Science 48: 138–141.
  • Lewis, J.J., Moss, P., Tecic, D. & Nelson, M.E. 2003. A conservation focused inventory of subterranean invertebrates of the southwestern Illinois karst. Journal of Cave and Karst Studies 65: 9–21.
  • Lewis, J.J. & Lewis, S.L. 2007. A biological reconnaissance of selected caves in the Highland Rim area of central Tennessee. Tennessee Chapter Cave Program, The Nature Conservancy, Nashville, Tennessee, USA. 42 pp.
  • Lewis, J.J. & Reid, J.W. 2007. Patterns and processes of groundwater invasion by copepods in the Interior Low Plateaus of the United States. Acta Carsologica 36: 279–289. doi:10.3986/ac.v36i2.197
  • Lewis, J.J., Whitaker, J.O. & Krantz, G.W. 2010. A biological reconnaissance of the invertebrate fauna of twelve Tennessee caves with notes on the guanophilic mites of the genus Macrocheles. Journal of the Tennessee Academy of Science 85: 53–61.

How to cite this account

Orthocyclops modestus (Herrick, 1883). Cave Biology Data Portal, account SP-1880. https://cavebiology.org/species/orthocyclops-modestus/ (accessed 7 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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