S. Mahunka szerk.: Folia Entomologica Hungarica 31/1. (Budapest, 1978)

and Mupo as well as the environs of these collecting places). In the night we collected insects, especially butterflies, at Mv lamp on three occasions in the Diamond Mountains (about 150200 m from the Hotel Kum-gang) and on three other occasions in the Pektusan Mountains (about 150-200 m from the hotel at Sam-zi-yan). We started our return journey from Pyongyan on the 26th of July following the same route, reaching Budapest on the next day. After our arrival we immediately began the sorting and grouping of the collected material. Thus, we are able to offer herewith a brief survey not only of the total number of the collected specimens: 34 342, but also how this number is divided among the different groups. Annelida 212 Neuroptera 27 Isopoda 5 Mecoptera 7 Chilopoda 56 Diptera 12 134 Collembola 4 Lepidoptera 4 682 Odonata 20 Rhynchota 3 574 Orthoptera 690 Araneae 1 580 Dermatoptera 6 A carina 92 Thysanoptera 967 Mollusca 97 Coleoptera 4 524 Amphibia and Reptilia 249 Hymenoptera 5 416 Soil samples 23 Hereby, we should like to express our gratitude to all who furthered both in our country and in the Democratic People'

s Republic of Korea the realiation of our journey. Our special thanks are due to the staff of the Department of Foreign Relations of the Hungarian Academy of Sciences and to that of the Korean Academy of Sciences taking part in the preparation and organization of our journey. We should like to express our thanks to our Korean escort, Comrade HUN DAM O and to our German interpreter, Comrade Ing, SUNG-UN DZO who did their best not only to make our stay in their country enjoyable and unforgettable but shared with us the unusual strains of the journey and took part also incoUecting the material. CoUecting localities The numbering of our collecting localities begins with No. 332 since the third collecting trip closed its list with No. 331. No. 332. De Sang-san, 10 km NE from Pyongyan, 1 July 1977. - Confined, rather stony area. Coniferous wood (Pinus densifolia) mixed with some Acer sp. ), undergrowth very sparse, some small pools, one of them surrounded by a concrete wall. Rather disturbed area (week-end resting place for workers) crossed by some asphalt roads. Netting in grass vegetation along the roads and around the water pools. - Orth. 18, Thys. 21, Col. 51, Hym. 472, Neur. 1, Dipt. 691, Rhynch. 104, Ar. 79, Ac. 6. No. 333. Same locality, 1 July 1977. - Caught in Malaise-trap, erected about 30-40 m off, on the left, from the road leading in to the wood. - Hym. 15, Dipt. 38, Lep. 10. No. 334. Same locality, 1 July 1977. - Singling and collecting with exhauster around the water basin. -Ann. 79, Isop. 1, Chil. 5, Col. 22. No. 335. Same locality, 1 July 1977. - Mouldering pine-wood and maple litter extracted by Berlese apparatus. - Unsuccessful. No. 336. Same locality, 1 July 1977. - Netting in water basin. - Rhynch. 96, Mol. 21, Amph. 10 (1 ad. + 9 larvae). No. 337. Same locality, 1 July 1977. - Soil traps (10) placed out in different parts of the wood under coniferous trees (taken up 8 July 1977). - Hym. (Formicidae) 17. No. 338. Nampo, Vando, about 60 km SW from Pyongyan, 3 July 1977.- Gallery forest (mainly coniferous, but mixed with many Robinias) growing on a 400-500 m high plateau semicircularly embraced by the mouth of river Te Dong; extensive reed banks along the river. Gallery forest and reed banks divided by an asphalt road and aslopy riverside. - Soil and litter samples from the slopy and grassy riverside, extracted by Berlese apparatus. - Col. 327.