西藏盖蚤属一新种记述(蚤目:角叶蚤科)

DESCRIPTION OF A NEW SPECIES OF CALLOP-SYLLA FROM XIZANG, CHINA (SIPHONAPTERA: CERATOPHYLLIDAE)

本文记述的柳氏盖蚤新种是从西藏昂仁自藏仓鼠和白尾松田鼠体上获得。标本2雄4雌。新种接近盖蚤属中的端圆盖蚤,其主要区别为新种前胸栉刺数较多,为19—22根。雄蚤第8背板有较发达的棘丛区;可动突端口平直,后缘内凹较浅,基段粗而短;第9腹板后臀后缘窄突上有3枝小刺形鬃,其前无宽突;阳茎钩突端部细长呈钩状。雌蚤第7腹板侧鬃数较多,约19—24枝。

Callopaylla (Callopsylla) Hut sp. nov.Diagnosis: The new species is similar to C. (Callopsylla) kozlovi (Wagner, 1928), but easily distinguishable by following characters in table 1.Table 1. A comparison of species characters of Callopsylla liui sp. nov. and Callopsylla kozlovi.Types: Holotype ♂, body length 2.5mm; allotype ♀, 2.6mm. 1♂ paratype 2.5 mm, 3♀♀ paratypes 2.8-3.2mm. All types were collected in June-August, 1 986 ex Cricetulus kamensis and Pitymys leucurus from Ngamring County (29°48’N, 86°51’E, 4,500m) Rikeze, Xizang, by part comrades of the Department of Zoology, Research Institute of Endemic Disease Control of Qinghai Province, Rikeze Health and Anti-epidemic Station, when we were working in Xizang, 1986.All the specimens are deposited of in Qinghai Province Department of Zoology, the Research Institute of Endemic Disease Control.