S. Mahunka szerk.: Folia Entomologica Hungarica 34/2. (Budapest, 1981)

No. 630. Same locality and data. - Singled from the water of the brook. Amphip., Dec, Dipl., Chil. No. 631. Same locality and data. - Water sample from a stony part of the brook. No. 632. Same locality and data. - Water sample from the brook with stones grown over by algae

. No. 633. Pyongyang City: Pyongyang, 10 Sept. 1980. - At the light of a 160 W Mv bulb on the terrace of the hotel. -Orth., Neur., Rhynch., Dip., Lep., Hym. No. 634. South Pyongan Prov

.: Sun-ha-gaqg, near Mangyongdae, 11 Sept. 1980. - Singled along the bank of the river. - Chil., Odon. No. 635. Pyongyang City

: Pyongyang, 11 Sept. 1980. - Singled in a metro-station. - Odon. No. 636. Pyongyang City: Pyongyang, 11 Sept. 1980. - Singled in the Zoological Garden. - Odon Col. No. 637. Chagang Prov.

: Mt. Myohyang-san, 12 Sept. 1980. - Singled in the vicinity of Hotel Myohyang cca. 200 m a.s.l. - Moll., Chil., Orth. No. 638. Chagang Prov.: Mt. Myohyang-san, 12 Sept. 1980. - Singled In the Buddhist cloister. - Col. No. 639. Chagang Prov.,: M.t. Myohyang-san, River Chongchon-gang valley, 12 Sept. 1980. Netting in the valley and the northern slope. - Orth., Derm., Rhynch., Col., Dip., Hym. No. 640. Same locality and data. - Singled in the valley and the northern slope. - Moll., Derm. Rhynch., Col., Hym. No. 641. Same locality and data. - Water sample from the river and washing some stones in the net. No. 642. Same locality and data. - Water sample from a slow-flowing part of the river grown on by grasses. No. 643. Same locality and data. - Water sample by washing moss in the net collected from a stone standing in the water.. No. 644. Same locality and data. - Moss sample collected from a stone standing in the water 'to be extracted in Berlese-funnel. No. 645. Chagang Prov.

: Mt. Myohyang-san, River Chongchon-gang valley, about 1 km above No. 639, 12 Sept. 1980. - Water sample collected from various parts of the river. No. 646. Same locality and data. - Water sample from a brook flowing into the river. No. 647. Same locality and data. - Singled in the valley of the brook. - Chil., Dipl., Isop., Orth., Derm., Col., Arachn. No. 648. Same locality and data. - Sifted litter to be extracted in Berlese-funnel. No. 649. Same locality and data. - Singled in the water. - Dec. No. 650. Chagang Prov.

: Mt. Myohyang-san, about 500 m from Hotel Myohyang, 12 Sept. 1980. - Singled in a mixed forest. - Chil., Dipl. No. 651. Same locality and data. - Moss sample from stone to be extracted in Berl-ese-funnel, No. 652. Chagang Prov.

: Mt. Myohyang-san, Hotel Myohyang, 12 Sept. 1980. - Singled in the vicinity of the hotel, mainly from lamps standing around the hotel. - Dipl., Orth., Mant., Derm., Rhynch., Col., Lep., Dip., Hym. No. 653. Chagang Prov.

: Mt. Myohyang-san, about 500 m from the Hotel Myohyang, 13 Sept. 1980. - Singled, mainly from under stones. - Ann., Chil., Dipl., Orth., Arachn. No. 654. Same locality and data. - Sifted litter collected in a mixed forest, to be extracted in Berlese-funnel. No. 655. Same locality and data. - Moss sample collected from stone to be extracted in Berlese funnel. No. 656. Same locality and data. - Moss sample to be extracted in Berlese-funnel. No. 657. Chagang Prov

.: Mt. Myohyang-san, 13 Sept. 1980. - Sample of moss growing on a big stone close Lyongyon waterfall, 590 m a.s.l., to be extracted in Berlese-funnel. No. 658. Same locality and data. - Moss sample collected from stone standing in the water. No. 659. Some locality and data. - Singled in the vicinity of the confluence of Lyongyon and Sanchu waterfalls. - Chil., Dipl., Orth., Derm., Col., Arachn. No. 660. Same locality and data. - Water sample taken from shallow, slow-flowing brook after the waterfalls. No. 661. Chagang Prov.

: Mt. Myohyang-san, River Chongchon-gang, 13 Sept. 1980. - Singled in the water. - Dec.