The larva of Diplectrona magna Mosely, 1930 is described and compared with the other European Diplectrona larvae described so far. Information for the identification of three species (D. atra, D. felix and D. magna) is given and some zoogeographical and ecological notes are presented.

中文翻译：

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Diplectrona magna Mosely 的幼虫，1930 年（毛翅目：Hydropsychidae）

描述了 Diplectrona magna Mosely 的幼虫，1930 年，并与迄今为止描述的其他欧洲 Diplectrona 幼虫进行了比较。提供了三种物种（D. atra、D. felix 和 D. magna）的识别信息，并介绍了一些动物地理和生态学说明。