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

Engspringhale
Isotoma viridis Bourlet, C, 1839

Taxonomy

Kingdom Animalia
Phylum Arthropoda
Subphylum Hexapoda
Class Collembola
Order Entomobryomorpha
Family Isotomidae
Genus Isotoma
Species Isotoma viridis Bourlet, C, 1839

Description

Diagnostic characters

Ecological class
Trogloxene
Realm
Terrestrial

Distribution

Range

Known from two counties across two states.

Continent

North America

Country

United States

States and provinces

Iowa, Missouri

Counties

Iowa
Jackson
Missouri
Perry

Conservation and management

NatureServe

GNR Unranked

G1G2G3G4G5

National ranks

Canada
N4 Apparently Secure
United States
NNR

Subnational ranks

Northwest Territories
SU Unrankable
Manitoba
S4 Apparently Secure
Nunavut
S4 Apparently Secure
British Columbia
SU Unrankable
Alberta
S4 Apparently Secure
Ontario
S4 Apparently Secure
Vermont
SNR Unranked

State and federal status

Not listed under the U.S. Endangered Species Act

References

  • Peck, S.B. & Lewis, J.J. 1978. Zoogeography and evolution of the subterranean invertebrate faunas of Illinois and southeastern Missouri. National Speleological Society Bulletin 40: 39–63.
  • Peck, S.B. & Christiansen, K. 1990. Evolution and zoogeography of the invertebrate cave faunas of the Driftless Area of the upper Mississippi River Valley of Iowa, Minnesota, Wisconsin, and Illinois, U.S.A. Canadian Journal of Zoology 68: 73–88. doi:10.1139/z90-012

How to cite this account

Isotoma viridis Bourlet, C, 1839. Cave Biology Data Portal, account SP-2539. https://cavebiology.org/species/isotoma-viridis/ (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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