New species of Sphaeridia Linnaniemi, 1912, sensu Bretfeld & Trinklein 2000 (Insecta, Collembola) from Peru; with short descriptions of the males and a key to the Sphaeridiaspecies described from South America. (2023). Soil Organisms, 84(3), 513–527. https://soil-organisms.org/index.php/SO/article/view/343