Wilson (1924) recognised 2 varieties of A. nobilis, the type variety and the variety based on Argulus ingens. [details]
Wilson established this species to replace a preoccupied name of Cyclops clausii Heller, 1871 [details]
In synonymizing Caligina with Trebius, Wilson (1924) effectively transferred the type species, Caligina soleae van ... [details]