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BugGuide is a National Moth Week Partner. How to add your National Moth Week 2021 photos. July 17-25.

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

National Moth Week 2020 photos of insects and people.

Photos of insects and people from the 2019 BugGuide Gathering in Louisiana, July 25-27

Discussion, insects and people from the 2018 gathering in Virginia, July 27-29

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Genus Ptyoiulus

Millipede in Maryland - Ptyoiulus impressus - male Millipede in Maryland - Ptyoiulus impressus - male Millipede - Ptyoiulus impressus Millipedes - Ptyoiulus impressus Millipedes - Ptyoiulus impressus Ptyoiulus sp. - Ptyoiulus Ptyoiulus impressus Ptyoiulus impressus - male
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Myriapoda (Myriapods)
Class Diplopoda (Millipedes)
Order Julida
Family Parajulidae
Genus Ptyoiulus
Numbers
Two species:
Ptyoiulus impressus (Say, 1821)
Ptyoiulus montanus (Cope, 1869)
Identification
Typically larger Parajulidae, color dark purple. Can be separated from other Parajulids by its hairy caudal rings and moderately long, pointed epiproct
Range
Eastern North America
Season
Mature individuals most often found during the fall