| Ronkay, L.: Revision of the genus Lophoterges Hampson, 1906 (s. l.) (Lepidoptera, Noctuidae, Cuculliinae). Part II. The genus Lophoterges s. str. | 1 |
| Szentirmai, I., Székely, T. and A. Liker: The influence of nest size on heat loss of Penduline Tit eggs | 59 |
| Yilmaz, N., Kutrup, B., Cobanoglu, Ü. and Özoran, Y.: Age determination and some growth parameters of a Rana ridibunda population in Turkey | 67 |
| Csuzdi, Cs. and Pavlícek, T.: Earthworms from Israel. II. Remarks on the genus Perelia Easton, 1983 with descriptions of a new genus and two new species | 75 |
| Papp, J.: Five new Mesocentrus Szépligeti species from the Australian Region (Hymenoptera: Braconidae: Betylobraconinae) | 97 |
| Papp, L. and Sevcík, J.: Sciarokeroplatinae, a new subfamily of Keroplatidae (Diptera) | 113 |
| Wang, S. and Li, H.: The genus Irepacma (Lepidoptera: Oecophoridae) from China, checklist, key to the species, and descriptions of new species | 125 |
| Rácz, G. R., Gubányi, A., Vozár, Á.: Morphometric differences among Root vole (Muridae: Microtus oeconomus) populations in Hungary | 135 |
| Mónus, F. and Barta, Z.: Repeatability analysis of egg shape in a wild tree sparrow (Passer montanus) population: a sensitive method for egg shape description | 151 |
| Shi, A. M., Ren, G. D. and Merkl, O.: Two new species of Pseudognaptorina Kaszab, 1977 (Coleoptera, Tenebrionidae: Blaptini) from the Tibet Plateau | 163 |
| Medvedev, G. S. and Merkl, O.: Two new species of Prosodes Eschscholtz, 1829 (Coleoptera, Tenebrionidae: Blaptini) from Iran | 171 |
| Biro, K. and Klink, A.: Chironomidae (Insecta, Diptera) from Hungary 3. The pupa of Paratendipes nubilus (Meigen) | 181 |
| Papp, L.: Some acalyptrate flies (Diptera) from Taiwan | 187 |
| László, Z.: Description of a new species of Dipara Walker (Hymenoptera: Pteromalidae) from Hungary | 215 |
| Papp, J.: Braconidae (Hymenoptera) from Mongolia, XVI. Subfamilies Gnamptodontinae, Brachistinae, Euphorinae, Alysiinae | 221 |
| Zwick, P. and Surenkhorloo, P.: The Mongolian species of Isoperlinae (Plecoptera: Perlodidae) | 253 |
| Dózsa-Farkas, K. and Boros, G.: Achaeta antefolliculata sp. n., a new enchytraeid species (Oligochaeta, Enchytraeidae) from the rock grassland of the Sas-hegy in Hungary | 279 |
| Mahunka, S.: Oribatid mites (Acari: Oribatida) from Venezuela, I. Microzetid species | 287 |
| Melika, G., Ros-Farré, P., Pénzes, Zs., Ács, Z. and Pujade-Villar, J.: Ufo abei Melika et Pujade-Villar (Hymenoptera: Cynipidae: Synergini) new genus and new species from Japan | 313 |
| Papp, L. and Sevcík, J.: New taxa of Diadocidiidae (Diptera) from the Oriental Region | 329 |
| Rozkozny, R. and Courtney, G. W.: New records of Ptecticus species from Thailand including description of a new species (Stratiomyidae, Diptera) | 343 |
| Nabozhenko, M. V.: New synonymies and new species of the genus Hedyphanes Fischer von Waldheim, 1822 (Coleoptera, Tenebrionidae: Helopini) | 349 |
| Szũts, T. and Scharff, N.: Redescriptions of little known jumping spider genera (Araneae: Salticidae) from West Africa | 357 |
| Cumulative contents of volume 51 | 379 |