Bretfeld G, Schulz H-J. 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. SOIL ORG [Internet]. 2023 Aug. 25 [cited 2024 May 18];84(3):513–527. Available from: https://soil-organisms.org/index.php/SO/article/view/343