Diagnosis and key for the <i>Helina annosa</i>-group (Diptera: Muscidae) from China, with descriptions of nine new species

Nine new species of <i>Helina annosa</i>-group from China, namely <i>H. longievecta</i> sp. nov, <i>H. longisurstyla</i> sp. nov, <i>H. midmargiseta</i> sp. nov, <i>H. nigriabdomilis</i> sp. nov, <i>H. nivimonta</i> sp. nov, <i>H. setosiannosa</i> sp. nov, <i>H. shii</i> sp. nov, <i>H. subfloscula</i> sp. nov. and <i>H. subnigriabdomilis</i> sp. nov, are described and illustrated. Diagnosis of this group, a key and distributions of the species are also given.http://www.zoobank.org/urn:lsid:zoobank.org:pub:3516C15F-F4AA-4391-B944-84556792CC83本文记述并图示了分布于中国的Helina annosa组（Helina annosa-group）下的9个新种，分别为长脉棘蝇（*H. longievecta* sp. nov.）、长尾突棘蝇（*H. longisurstyla* sp. nov.）、中缘鬃棘蝇（*H. midmargiseta* sp. nov.）、黑腹棘蝇（*H. nigriabdomilis* sp. nov.）、雪山棘蝇（*H. nivimonta* sp. nov.）、鬃饰Annosa棘蝇（*H. setosiannosa* sp. nov.）、史氏棘蝇（*H. shii* sp. nov.）、亚小花棘蝇（*H. subfloscula* sp. nov.）及近黑腹棘蝇（*H. subnigriabdomilis* sp. nov.）。同时给出了该类群的组级鉴别特征、分种检索表以及各物种的分布情况。相关内容的LSID永久标识链接为：http://www.zoobank.org/urn:lsid:zoobank.org:pub:3516C15F-F4AA-4391-B944-84556792CC83