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贵州耳叶蝉科四新种(同翅目:叶蝉总科)
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摘要:
本文记述耳叶蝉科四新种:明角胸叶蝉Tituria hyalina Cai etKuob黑缘斜胸叶蝉Epiclinata nigrina Cai et Kuoh褐片头叶蝉Petalocephalatestacea Cai et Kuoh、赭肖耳叶蝉Ledropsis umbrata Cai et Kuoh。标本均采自贵州省。文中详细描述新种的外部形态及雄性外生殖器构造特征,并附有主要特征图。
关键词:  同翅目,耳叶蝉科,角胸叶蝉属,斜胸叶蝉属,片头叶蝉属,肖耳叶蝉属,新种
DOI:
基金项目:
FOUR NEW SPECIES OF LEDRIDAE FROM GUIZHOU,CHINA (HOMOPTERA:CICADELLOIDEA)
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Abstract:
In the present paper 4 species of Ledridae from Guizhou are describedas new to science. All type specimens are deposited in Guizhou AgriculturalCollege, Guiyang, China.Tituria hyalina Cai et Kuoh, sp. n. (figs. 1--9) This species is very similar to Tituria platycorona Cai, but can bedistinguished by smaller size, coloring testaceous, and shape of every elementof male genitalia. Length: ?, 9.5mm; incl. tegm. 11.0mm; of crown 1.5mm; width ofof head 3.2mm; exp. pronot. angl. 4.7mm. Holotype ?, Guiyang City, 15--VIII--1982, coll. by Li Zizhong, onbush. Epiclinata nigrina Cai et Kuoh, sp. n. (figs. 10--12) This species much closely resembles Tituria chersonesia Distant, especiallyin size and shape of body,but differs in the coloring umber-brown,relativelyexp. pronot. angl. smaller, and pronotum without obtusely central longitu-dinal carinata found the latter. Length: ? 16.0mm; incl. tegm. 18.0mm; of crown 2.1mm; width ofhead 5.0mm; exp. pronot. ang1. 9.5mm. Holotype ?, Sinan Co., 15--VI--1977, coll. by Li, Z. Z.Petalocephala testacea Cai et Kuoh, sp. n. (figs. 13--14) This species is allied to Petalocephala umbrosa Distant but is separatedfrom the latter by the crown distinctly longer than the pronotum, the lateralmargins of pronotum and the costal margins of forewing flavovirens. Length: ? 13.2mm; incl. tegm. 14.0mm; of crown 3.0mm; width ofhead 3.5mm Holotype ?, Pingtang Co., 16--VIII--1977, coll. by Li, Z. Z., onbush. Ledropsis umbrata Cai et Kuoh, sp. n. (figs. 15--16) This species somewhat resembles Ledropsis angularis Distant, especiallyin size of body, but is easily distinguished by crown not centrally longitu-dinally ridged, scutellum without lateral ridged margins and prominentapex, and forewing in the disk with 2 scarlet tubercles. Length: ?, 14.4mm; incl. tegm. 14.0mm; of crown 3.3mm; width ofhead 2.8mm. Holotype ?. wangmo Co., 27--VI--1986, coll. by Li, Z. Z., on herb-aceous plants.
Key words:  Homoptera,Ledridae,Tituria,Epiclinata, Petalocephala,Ledropsis,new species,

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