Adelges Dreyfusia, Taxa Only, Exact Match: 6 Treatments

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Adelges (Dreyfusia) piceae     Albrecht, Anders Christian, 2017, Illustrated identification guide to the Nordic aphids feeding on Conifers (Pinophyta) (Insecta, Hemiptera, Sternorhyncha, Aphidomorpha), European Journal of Taxonomy 338, pp. 1-160 : 21 21
Adelges (Dreyfusia) nordmannianae     Albrecht, Anders Christian, 2017, Illustrated identification guide to the Nordic aphids feeding on Conifers (Pinophyta) (Insecta, Hemiptera, Sternorhyncha, Aphidomorpha), European Journal of Taxonomy 338, pp. 1-160 : 20-21 20-21
Adelges (Dreyfusia) merkeri     Albrecht, Anders Christian, 2017, Illustrated identification guide to the Nordic aphids feeding on Conifers (Pinophyta) (Insecta, Hemiptera, Sternorhyncha, Aphidomorpha), European Journal of Taxonomy 338, pp. 1-160 : 21 21
Adelges (Dreyfusia) merkeri     Albrecht, Anders Christian, 2017, Illustrated identification guide to the Nordic aphids feeding on Conifers (Pinophyta) (Insecta, Hemiptera, Sternorhyncha, Aphidomorpha), European Journal of Taxonomy 338, pp. 1-160 : 9 9
Adelges (Dreyfusia) densae   sp. nov.  Havill, Nathan P., Brunet, Bryan, Zembrzuski, Zephyr & Tshering, Kaka, 2025, Four new adelgid (Hemiptera: Adelgidae) species from Bhutan, including the first legless species of Aphidomorpha, Zootaxa 5583 (3), pp. 437-461 : 453-455 453-455
Adelges (Dreyfusia) nordmannianae     Albrecht, Anders Christian, 2017, Illustrated identification guide to the Nordic aphids feeding on Conifers (Pinophyta) (Insecta, Hemiptera, Sternorhyncha, Aphidomorpha), European Journal of Taxonomy 338, pp. 1-160 : 8 8