Supplementary material 1 from: Ribeiro-Correia JP, Prospero S, Beenken L, Biedermann PHW, Blaser S, Branco M, Chittaro Y, Frey D, Hölling D, Kaya SO, Knížek M, Mittelstrass J, Ruffner B, Sanchez A, Brockerhoff EG (2024) Distribution of the invasive ambrosia beetle Anisandrus maiche (Coleoptera, Scolytinae) in Switzerland and first record in Europe of its ambrosia fungus Ambrosiella cleistominuta. Alpine Entomology 8: 35-49. https://doi.org/10.3897/alpento.8.117537

Specimens of Anisandrus maiche from Switzerland, collected by José P. Ribeiro-Correia