Vol. 4(2)

    1. Iwase, K.: Some New Species of the Genus Leptaulax (Coleoptera, Passalidae) from Southeast Asia. 193

    2. Masumoto, K.: Becvarius (Tenebrionidae, Coelometopinae), a New Genus with Four New Species from Northern Thailand. 207

    3. Tanaka, K.: A New Species of Mosquitoes of Aedes (Ochlerotatus) (Diptera, Culicidae) from Japan. 215

    4. Shimizu, T.: The Group of Amphinemura megaloba (Plecoptera, Nemouridae). 237

    5. Naito, T., D. R. Smith and Huang F-S.: Records of Cephidae (Hymenoptera) from China and Southeastern Asia, with Two New Species of Janus Stephens 237

    6. Kudo, I.: The second instar larvae of some Japanese Hydatothrips species (Thysanoptera, Terebrantia, Thripidae). 243-261

    7. Shinonaga, S.: A New Phaonia-species from Japan (Diptera, Muscidae). 263

    8. Niisato, T.: Three New Obrium (Coleoptera, Cerambycidae) from Northern Vietnam. 267

    9. Ito, N.: Some Species of the Genus Trichotichnus from Nepal and the Adjacent Regions (Coleoptera, Carabidae, Harpalini). 277

    10. Kurahashi, H.: Two New Species of Tricycleopsis from Malaysia and Indonesia (Diptera, Calliphoridae). 289

    11. Araya, K. and M. Kon: Eurytrachellelus coussmenti Maes, 1982, a New Synonym of Dorcus kyanrauensis (Miwa, 1934) (Coleoptera, Lucanidae). 297

    12. Niisato, T.: Additional Account for Longipalpus apicalis (Coleoptera, Cerambycidae). 301

    13. Takakuwa, M. and F. Hirokawa: A New Subspecies of Eutetrapha sedecimpunctata (Motschulsky) (Coleoptera, Cerambycidae) from Kyushu, Japan. 303

    14. Masumoto, K.: New Tenebrionid Beetles from East Asia (Coleoptera, Tenebrionidae). 305

    15. Miyamoto, S. and M. Hayashi: New Records of Aquatic Heteroptera from Japan. 321

    16. Ishikawa, T.: A New Species of the Genus Polytoxus (Heteroptera, Reduviidae) from Japan. 325

    17. Ando, K.: Revision of the Genus Taichius Ando (Coleoptera, Tenebrionidae). 349

    18. Fujimori, T.: A New Species of the Genus Agathidium (Coleoptera, Leiodidae) from Japan. 381

    19. Yano, S.: Two New Species of the Genus Polytoxus (Hemiptera, Reduviidae) from the Ryukyu Islands, Japan. 383

    20. Shinohara, A.: Collection Records of Two Rare Xyelid Sawflies (Hymenoptera, Symphyta) in Japan. 389