Hypoaspis (Pneumolaelaps) marginepilosa Sellnick, 1938 (Fig. 1, 2)

Material examined: Two females. Democratic People’s Republic of Korea, Pyongyang Prov., Paektu-san-milyong, host: Bombus sp, 27.VI.1988, leg. Szél, Gy. & Merkl, O. Four females. Democratic People’s Republic of Korea, Pyanggang Prov., 31 km of Paekdu-san road, NW of Samjion, 200 m, host: Bombus sp, 28.VI.1988, leg. Szél, Gy. & Merkl, O.

Diagnosis: Dorsal shield hypertrichous, bearing numerous needle-like setae. Seven pairs of setae situated between genital and anal shields on membranous cuticle. Membranous cuticle of marginal area of ventral idiosoma bearing numerous needle-like setae. Sternal setae long, reaching to basis of next setae. Surface of sternal and genital shields with reticulate sculptural pattern.

Notes: The association of this mite species with the bumblebees is mentioned by Karg (1993) from Central and Northern Europe, by Rożej et al. (2012) from Poland and from Greece by Kontschán (2015).

Remark: This is the first record of Hypoaspis (Pneumolaelaps) marginepilosa from North-Korea and the Korean Peninsula.