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Macrodiprion nemoralis (Enslin, 1917) (Hymenoptera: Diprionidae) is recorded for the first time in Bu-garia, representing a new addition to the country’s hymenopteran fauna. The species was found during a field survey in a Pinus nigra Arn. plantation in the Blagoevgrad region (Southwestern Bulgaria), which represents the southernmost locality of the species recorded to date.
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Petar Lalov (2026) studied this question.
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