Demodex neomydis sp. n. (Acari: Demodecidae) from the hair follicles of the Mediterranean water shrew, Neomys anomalus (Insectivora: Soricidae).

Demodex neomydis sp. n. from the Mediterranean water shrew, Neomys anomalus, is described as a new species in all developmental stages.

Demodex species (Acari:Demodecidae) parasitizing the brown rat, Rattus norvegicus (Rodentia): redescription of Demodex ratti and description of D. norvegicus sp. n. and D. ratticola sp. n.

Based on materials collected from wild populations of the brown rat. Rattus norvegicus in South Bohemia, Czech Republic, previously unknown male is described and female redescribed for Demodex ratti Hirst, 1917. All developmental stages are described for two new species, D.

Sexual dimorphism in the hair follicle mites (Acari: Demodecidae): scanning electron microscopy of Soricidex dimorphus.

Sexually dimorphic features of adult males and females of Soricidex dimorphus, a species unparalleled in its dimorphism by any described representative of the family Demodecidae, are compared by scanning electron microscopy. The account of sexual dimorphism in S. dimorphus is preceded by a review of sexually dimorphic features in other demodecid genera.