Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Upcoming Events

Photos of insects and people from the 2022 BugGuide gathering in New Mexico, July 20-24

National Moth Week was July 23-31, 2022! See moth submissions.

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

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

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

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Previous events


Genus Sminthurinus

Well-dressed Globular Springtails - Sminthurinus quadrimaculatus Tiny black globular springtail with a light-colored head - Sminthurinus minutus Grey Globular Springtail - Sminthurinus atrapallidus Tiny springtail - Sminthurinus elegans Tiny Globular Springtail - Sminthurinus quadrimaculatus Symphypleona - Sminthurinus Globular Springtail, dorsal - Sminthurinus quadrimaculatus Sminthurinus - Sminthurinus quadrimaculatus
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Collembola (Springtails and allies)
Order Symphypleona (Globular Springtails)
Superfamily Katiannoidea
Family Katiannidae
Genus Sminthurinus
Explanation of Names
Sminthurinus Börner, 1901
7 spp. in our area(1), >90 spp. worldwide(2)
In Dicyrtoma the 4th antennal segment is quite short compared to the 3rd. In Sminthurinus the 4th antennal segment is much longer than the 3rd and the 4th antennal segment is not subsegmented. Frans Jansens' comment
nearly worldwide and throughout NA(2)