ABSTRACT Hitherto, around 50 species of the genus Ameroseius are known worldwide, among 12 recorded in Europe. Commonly the descriptions concern females only, thus males or nymphal stages remain unknown. Aim of this study was to describe a male of Ameroseius ulmi Hirschmann, 1963 with multiple drawings and adjactent measures. Moreover, to provide a key to males of the genus Ameroseius occuring in Europe.

中文翻译：

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Ameroseius ulmi 雄性（Acari，Ameroseiidae）的描述，其中包含 Ameroseius 属欧洲物种雄性的关键

摘要迄今为止，全世界已知的 Ameroseius 属约有 50 种，其中 12 种记录在欧洲。通常描述只涉及雌性，因此雄性或若虫阶段仍然未知。本研究的目的是描述 1963 年的 Ameroseius ulmi Hirschmann 的雄性，其中包含多幅图画和相邻的度量。此外，为出现在欧洲的 Ameroseius 属雄性提供钥匙。