Chapter

Olomski, R. 1991. 4. The evolutionary transformation of osmotic regulation in the life cycle of freshwater mites (Hydrachnidia). In R. Schuster & P.W. Murphy (eds.), The Acari: [57]-64.

New: Original name, rank & spelling

*Euhydrachnidia* ([unranked]) Witte & Olomski, 1991	Page: fig. 4.1 ("The phylogenetic relations follow Witte and Olomski (unpublished).").
*Neohydrachnidia* ([unranked]) Witte & Olomski, 1991	Page: fig. 4.1 ("The phylogenetic relations follow Witte and Olomski (unpublished).").