Ropohalacarus Bartsch, 1989

Bartsch, Ilse, 2015, The genital area of Halacaridae (Acari), life stages and development of morphological characters and implication on the classification, Zootaxa 3919 (2), pp. 201-259 : 229

Ropohalacarus Bartsch, 1989

Type species. Porohalacarus uniscutatus Bartsch, 1982 .

Female. Ventral plates fused. Genital acetabula external, three pairs situated on genital sclerites ( Bartsch 1982b: fig. 3, 2013b: fig. 1b). Genital and anal plates contiguous or fused. Genital plate with two to three pairs of slender pgs; sgs lacking. Ovipositor at rest short, not extending beyond GO; basal pair of genital spines in middle of GO, spines wide but not intensely sclerotized. Anterior pair of apical spines flattened, slightly palmate. Number and shape of the other apical spines not known. Area of AE without epimeral pores.

Male. Not known.

Juveniles. With deuto-, protonymph and larva. In deuto- and protonymph genital plate and anal plate separated or partly fused. Deutonymph with two pairs of gac, a single pair of pgs; sgs lacking ( Bartsch 2013b: fig. 2f). Protonymph with pair of gac; pgs and sgs lacking ( Bartsch 2013b: fig. 2g). Nymphs without, larva with pair of epimeral pores.

Remarks. Ropohalacarus is spread in fresh water. The two species described are primarily inhabitants of subterranean sandy deposits. The genus is wide-spread ( Bartsch 2009a, 2013b).