Kingdom: Animalia
Phylum: Arthropoda
Subphylum: Hexapoda
Class: Entognatha (disputed)
Subclass: Collembola
Order: Symphypleona
Synonym: Neopleona
Common name: Globular springtails

The order Symphypleona is one of the three main groups of springtails (Collembola), tiny hexapods related to insects. 
They can be best distinguished from the other springtail groups by their body shape. The Symphypleona are round animals, almost spherical, and usually, have long antennae.

 

Thanks to Wikipedia for text and information: https://creativecommons.org/licenses/by-sa/3.0/