Reference
Piotr Gasiorek, Katarzyna Voncina, Lukasz Michalczyk (2020): An overview of the sexual dimorphism in Echiniscus (Heterotardigrada, Echiniscoidea), with the description of Echiniscus masculinus sp. nov. (the virginicus complex) from Borneo – Zoosystematics and Evolution – 96: 103 - 113.