Abstract Three dragonfly species, namely Sinolestes edita Needham (Synlestidae), Zyxomma obtusum Albarda (Libellulidae), and Macromidia ishidai Asahina (Corduliidae), are reported from Taiwan for the first time, and the genera Sinolestes and Macromidia are new to Taiwan as well. Morphological diagnosis of both sexes of the three species is provided, including descriptions of their habitats and ecological habits.
摘要 本文報導三種台灣首次紀錄的蜻蜓目昆蟲，分別為黃肩洵蟌Sinolestes edita Needham (Synlestidae)、灰影蜻蜓Zyxomma obtusum Albarda (Libellulidae) 及黃尾弓蜓Macromidia ishidai Asahina (Corduliidae)，而華洵蟌屬 (Sinolestes) 及短足弓蜓屬 (Macromidia) 為新紀錄屬。根據台灣所採集標本，指出三種雌雄蟲的形態識別特徵，並描述其棲息環境和生態習性。
| Key words: Sinolestes edita, Zyxomma obtusum, Macromidia ishidai, new record, Taiwan | | 關鍵詞: 黃肩洵蟌、灰影蜻蜓、黃尾弓蜓、新紀錄、台灣 |
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