云南的蚤类区系及与鼠疫有关的蚤种

本文报告云南的蚤类区系和与鼠疫有关的蚤种。截至目前在本省发现蚤类136种(包括亚种),隶属于7科46属。其中,98种(72.1％)为东洋种,15种(11.0％)为古北种,16种(11.8％)为上述两界兼有种,7种(5.1％)为广布种。在东洋种中,有75种为云南特有种。本文将省辖范围划分为5个地理小区进行比较,其中、横断山中部小区蚤类特多,为41属112种,其余各小区均在25属和35种以下。与鼠疫有关的蚤类共10余种,分别介绍了它们的主要宿主和在各小区的分布。最后,初步讨论了云南蚤类的区系特征。

The Flea Fauna and the Flea Species in Relation to Plague in Yunnan Province, China

This paper reports the flea fauna and the flea species in relation to plague in Yunnan Province. According to the literatures and collected specimens of fleas in Yunnan Province, up to date, 136 species (including subspecies) belonging to 46 genera and 7 families, have been found in the province. Among them,98 species (72.1%) are Oriental, 15 species (11.0%) arePalaearctic, 16 species(11.8%) are belong the two regions mentioned above, and 7 species (5.1%) are widespread. As far as known, 75 species of fleas in the province may be considered as endemic forms in Yunnan Province. Zoogeographically, the whole province belongs to Oriental realm. In this paper, the province is divided into five infra-regions, namely, the Median of Transversal Mountains, the South of Transversal Mountains, the Eastern Yunnan Plateau, the Western Yunnan Plateau, and the Southern Yunnan Mountainous area (fig 1). The fleas which belong to the palaeactic are all destributed in the Median of Transversal Mountains, the elevations are 2 600m and above. On the flea species of more than 10 related to plague, introduced their chief host and distribution etc. Lastly, preliminaly discussed the characters of flea fauna of Yunnan Province.