Achemenides pectinatus (Causey, 1952)

Taxonomy

Kingdom	Animalia
Phylum	Arthropoda
Subphylum	Myriapoda
Class	Diplopoda
Order	Chordeumatida
Family	Conotylidae
Genus	Achemenides
Species	Achemenides pectinatus (Causey, 1952)

Description

Diagnostic characters

Ecological class: Troglophile
Realm: Terrestrial

Distribution

Range

Known from eight counties across four states.

Continent

North America

Country

United States

States and provinces

Iowa, Illinois, Minnesota, Wisconsin

Counties

Iowa: Des Moines, Jackson, Winneshiek
Illinois: Carroll, Jo Daviess
Minnesota: Fillmore
Wisconsin: Grant, Richland

Conservation and management

NatureServe

G3 Vulnerable

National ranks

United States: N3 Vulnerable

Subnational ranks

Wisconsin: SNR Unranked
Illinois: SNR Unranked
Minnesota: SNR Unranked
Iowa: SNR Unranked

Ranks looked up 2 July 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.

References

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

This account was last revised 6 September 2026. Conservation ranks were looked up 2 July 2026.

How to cite this account

Achemenides pectinatus (Causey, 1952). Cave Biology Data Portal, account SP-1469. https://cavebiology.org/species/achemenides-pectinatus/ (accessed 22 October 2026).

Data sources and funding are listed in the Acknowledgments.

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