Issue 1-2 
                    i 
                 
               
              
                _ 
               
             
            
              
                
                  Front matter 
                 
                
               
              
                _ 
               
             
            
              
                
                  Article: Psyllid pests (Hemiptera, Psylloidea) in South American eucalypt plantations 
                 
                
               
              
                1 
               
             
            
              
                
                  Article: Specificity, and bionomics of south-western Palaearctic biotypes of Rhinocyllus conicus Frölich (Col., Curculionidae), a biological control agent of Palaearctic thistles (Asteraceae) accidentally introduced to Australia 
                 
                
               
              
                11 
               
             
            
              
                
                  Article: Revision of the Malagasy genus Nesoptiloides (Ephemeroptera, Baetidae) 
                 
                
               
              
                23 
               
             
            
              
                
                  Article: Dolichopodidae (Diptera) neu für die Schweiz mit Ergänzungen zur Diptera Checklist 
                 
                
               
              
                31 
               
             
            
              
                
                  Article: Deux espèces nouvelles de Simulies malgaches phorétiques (Diptera, Simuliidae) 
                 
                
               
              
                39 
               
             
            
              
                
                  Article: Zur Unterscheidung der Männchen von Pardosa blanda (C.L. Koch) und P. torrentum Simon (Araneae, Lycosidae) 
                 
                
               
              
                47 
               
             
            
              
                
                  Rubric: Prix Moulines 
                 
                
               
              
                54 
               
             
            
              
                
                  Article: Description des femelles et morphologie des œufs de quelques espèces de Proboscidoplocia (Ephemeroptera, Ephemeroidea) 
                 
                
               
              
                55 
               
             
            
              
                
                  Book review: Buch-Besprechung 
                 
                
               
              
                64 
               
             
            
              
                
                  Article: Sphaeroceridae (Diptera) collected in the Forest Reserve Sihlwald (Kt. Zurich) 
                 
                
               
              
                65 
               
             
            
              
                
                  Book review: Buch-Besprechung 
                 
                
               
              
                74 
               
             
            
              
                
                  Article: Nearctic Chymomyza amoena (Loew) (Diptera : Drosophilidae) remains a domestic species in Switzerland 
                 
                
               
              
                75 
               
             
            
              
                
                  Article: Erstfund von Formica suecica Adlerz, 1902 (Hymenoptera, Formicidae) in Mitteleuropa 
                 
                
               
              
                83 
               
             
            
              
                
                  Article: Host-finding and oviposition behaviour of Cheiropachus quadrum (F.) (Hym. : Pteromalidae), a parasite of olive bark beetles (Col. : Scolytidae) 
                 
                
               
              
                89 
               
             
            
              
                
                  Book review: Buch-Besprechung 
                 
                
               
              
                94 
               
             
            
              
                
                  Article: Chironomidae (Diptera) collected in the forest reserve Sihlwald ZH, with 21 new records for Switzerland 
                 
                
               
              
                95 
               
             
            
              
                
                  Book review: Analyse d'ouvrage 
                 
                
               
              
                104 
               
             
            
              
                
                  Article: Revision of the European species of the Scaptodrosophila rufifrons group (Diptera, Drosophilidae) 
                 
                
               
              
                105 
               
             
            
              
                
                  Book review: Buch-Besprechung 
                 
                
               
              
                118 
               
             
            
              
                
                  Article: New records of Aulacigastridae and Drosophilidae (Diptera) from Switzerland, Italy, and Greece 
                 
                
               
              
                119 
               
             
            
              
                
                  Article: Auensukzession und Zonation im Rottensand (Pfynwald, Kt. VS) : I. Wiederbesiedlung einer Überschwemmungsfläche durch Grabwespen (Hymenoptera, Sphecidae) 
                 
                
               
              
                123 
               
             
            
              
                
                  Book review: Buch-Besprechung 
                 
                
               
              
                138 
               
             
            
              
                
                  Article: Auensukzession und Zonation im Rottensand (Pfynwald, Kt. VS) : II. Wiederbesiedlung einer Überschwemmungsfläche durch Wildbienen (Hymenoptera, Apidae) 
                 
                
               
              
                139 
               
             
            
              
                
                  Book review: Analyse d'ouvrage 
                 
                
               
              
                152 
               
             
            
              
                
                  Article: Auensukzession und Zonation im Rottensand (Pfynwald, Kt. VS) : III. Wiederbesiedlung einer Überschwemmungsfläche durch Ameisen (Hymenoptera, Formicidae) 
                 
                
               
              
                153 
               
             
            
              
                
                  Article: Auensukzession und Zonation im Rottensand (Pfynwald, Kt. VS) : IV. die Wiederbesiedlung einer Überschwemmungsfläche durch Heuschrecken (Saltatoria) 
                 
                
               
              
                165 
               
             
            
              
                
                  Association News: Compte-rendu de l'assemblée générale de la Société Entomologique Suisse du 18 mars 1999 à Bâle 
                 
                
               
              
                175 
               
             
            
              
                
                  Rubric: Aus den Sektionen der SEG 
                 
                
               
              
                180 
               
             
            
              
                
                  Advertising 
                 
                
               
              
                188 
               
             
            
              
                
                  Table of Contents 
                 
                
               
              
                _ 
               
             
            
              
                
                  Issue 3-4 
                    i 
                 
               
              
                _ 
               
             
            
              
                
                  Front matter 
                 
                
               
              
                _ 
               
             
            
              
                
                  Obituary: Fernand Schmid : 12.V.1924 - 22. XI. 1998 
                 
                
               
              
                III 
               
             
            
              
                
                  Article: The possible role of eye-frequenting flies in the transmission of Mycoplasma conjunctivae 
                 
                
               
              
                189 
               
             
            
              
                
                  Article: Comparative analysis of Swiss species of Cyrtopogon Loew (Diptera, Asilidae), based on the genitalia of both sexes 
                 
                
               
              
                195 
               
             
            
              
                
                  Article: Development of the bark beetle (Scolytidae) fauna in windthrow areas in Switzerland 
                 
                
               
              
                209 
               
             
            
              
                
                  Article: Le genre Dicentrius Reitter (Coleoptera Staphylinidae Pselaphinae) 
                 
                
               
              
                221 
               
             
            
              
                
                  Rubric: Prix Moulines 
                 
                
               
              
                234 
               
             
            
              
                
                  Article: Nuove specie di Tychus della regione paleartica (Coleoptera, Staphylinidae, Pselaphinae) 
                 
                
               
              
                235 
               
             
            
              
                
                  Article: Field surveys for insects associated with Amaranthus spp. (Amaranthaceae) in Switzerland and their suitability for biological control 
                 
                
               
              
                259 
               
             
            
              
                
                  Book review: Buch-Besprechung 
                 
                
               
              
                276 
               
             
            
              
                
                  Article: Wiederfund der sozialparasitischen Ameise Teleutomyrmex schneideri in der Schweiz 
                 
                
               
              
                277 
               
             
            
              
                
                  Book review: Buch-Besprechung 
                 
                
               
              
                280 
               
             
            
              
                
                  Article: Euplectus mutator Fauvel, 1895, le nom valide d'une ancienne espèce paléarctique (Coleoptera, Staphylinidae, Pselaphinae) 
                 
                
               
              
                281 
               
             
            
              
                
                  Article: On homonymies in Bembidion Latreille, 1802 (Coleoptera, Carabidae) 
                 
                
               
              
                283 
               
             
            
              
                
                  Book review: Buch-Besprechung 
                 
                
               
              
                288 
               
             
            
              
                
                  Article: Diptera and Coleoptera collected in the forest reserve Sihlwald ZH 
                 
                
               
              
                289 
               
             
            
              
                
                  Article: Die Schmetterlingsfauna an mageren Standorten des Jura in verschiedenen Stadien der Verbrachung 
                 
                
               
              
                303 
               
             
            
              
                
                  Article: Zur Biologie der Tessiner Gebirgsschrecke Miramella formosanta (Fruhstorfer, 1921) (Acrididae : Catantopinae) 
                 
                
               
              
                315 
               
             
            
              
                
                  Article: Dendroökologische Untersuchungen an Linden (Tilia sp.) in einem Gradationsgebiet der Tessiner Gebirgsschrecke Miramella formosanta (Fruhstorfer, 1921) (Acrididae : Catantopinae) 
                 
                
               
              
                329 
               
             
            
              
                
                  Book review: Buch-Besprechung 
                 
                
               
              
                340 
               
             
            
              
                
                  Article: The comb-footed spider genera Neottiura and Coleosoma in Europe (Araneae, Theridiidae) 
                 
                
               
              
                341 
               
             
            
              
                
                  Book review: Buch-Besprechung 
                 
                
               
              
                372 
               
             
            
              
                
                  Article: Four new species of Megarthrus Curtis, 1829 (Coleoptera, Staphylinidae, Proteininae) from the Bale Mountains, southern Ethiopia 
                 
                
               
              
                373 
               
             
            
              
                
                  Article: Sur les genres Nycteus Latreille, 1829, et Eucinetus Germar, 1818 (Coleoptera, Eucinetidae) 
                 
                
               
              
                387 
               
             
            
              
                
                  Index: Inhalt = Table des matières 
                 
                
               
              
                395 
               
             
            
              
                
                  Table of Contents 
                 
                
               
              
                _