Sphaeridia piauiensis sp. nov. A habitus of a male in ethanol (dorsal view) B leaf-shaped chaeta on dorsal tibiotarsus III of a male C male ventral tube (apex) D female ventral tube (apex), arrow points to a vesicle E female dens, arrow points to the basal appendage.

 
 
  Part of: Medeiros GS, Silva CDD, França JS, Godeiro NN, Bellini BC (2023) Two new species of Sminthurididae (Hexapoda, Collembola, Symphypleona) from Brazil with notes on Denisiella Folsom & Mills and Sphaeridia Linnaniemi. ZooKeys 1173: 1-41. https://doi.org/10.3897/zookeys.1173.106855