Yamada, M. and de Moraes, G. J. (2020) “A key to the species of Protogamasellus (Acari: Ascidae), with a new species from the Brazilian Pantanal”, Zootaxa. Auckland, New Zealand, 4801(2), pp. 343–354. doi: 10.11646/zootaxa.4801.2.8.