S. Mahunka szerk.: Folia Entomologica Hungarica 52. (Budapest, 1992)

Table 1. Comparison of adult female characteristics of Xyleborus dryographus, X. pfeili, X. saxeseni and X affinis dryographus pfeili saxeseni affinis Scutellum triangular triangular conical triangular Pronotal umbo situating anterior to middle at middle anterior to middle anterior to middle Posterior part of pronotum coarsely punctate, shiny coarsely punctate, shiny nearly impunctate, reticulate nearly impunctate, shiny Apical declivity steep of elytra steep steep broadly sloping Intervals of apical declivity convex 2nd interval sulcate 2nd interval sulcate 2nd interval sulcate Lower margin of apical declivity smooth smooth denticulate smooth Length(mm) 2.5-3 2.5-3.5 2-2.5 2-2.7 References Beaver, R. A & Maddison, P. A (1990): The bark and ambrosia beetles of the Cook Islands and Niue (Coleoptera: Scolytidae and Platypodidae). - J. Nat. Hist. 24: 13651375. Bright, D. E (1968): Review of the tribe Xyleborini in America north of Mexico (Coleoptera: Scolytidae). - Can. Ent. 100: 1288-1328. Carter, W. (1962): Insects in relation to plant disease. - J. Wiley, New York-London, pp. 90-92. Endrôdi, S. (1959): Szúbogarak - Scolytidae. - In: Magyarország Állatvilága (Fauna Hungáriáé), X, 9. - Akadémiai Kiadó, Budapest, 96 pp. Ha mien, R A & Woodruff, R. E (1975): Scolytid beetle control in cane of Dracaena fragrans 'Massangeana'. - J. Econ. Ent. 68 (2): 231-232. Heddergott, H. & Kock, T. (1988): Gärtners Pflanzenarzt. Blumen, Zierpflanzen, Landschaft. - Landwirtschaftsverlag GmbH, Münster-Hiltrup, pp. 173-174. Müller, G. (ed.) (1980): Wörterbücher der Biologie. Mikrobiologie. - G. Fischer Verlag, Jena, p. 27. Roeper, R. A, Treeful, L. M., O'Brien, K. M., Foote, R. A & Bunce, M. A (1980): Life history of the ambrosia beetle Xyleborus affinis (Coleoptera: Scolytidae) from in vitro culture. - Great Lakes Ent. 13 (3): 141-143. Schedl, K. E (1963): Scolytidae und Platypodidae Afrikas. Band II. - Rev. Ent. Moçamb. 5 (1): 1-594.