Corresponding author: Xiang-Sheng Chen (
Academic editor: Mike Wilson
Four new species of the genus
Zheng Y-L, Yang L, Chen X-S (2014) Four new species of the genus Saigona Matsumura (Hemiptera, Fulgoromorpha, Dictyopharidae) from China. ZooKeys 462: 27–41. doi:
The dictyopharid planthopper genus
While sorting and identifying
The morphological terminology and measurements used in this study follow
The following abbreviations are used in the text, BL: body length (from apex of cephalic process to tip of fore wings); HL: head length (from apex of cephalic process to base of eyes); HW: head width (including eyes); FWL: forewing length.
The type specimens are deposited in the Institute of Entomology, Guizhou University, China (IEGU).
For the relationships and diagnosis of
China (Yunnan, Guizhou, Guangxi, Guangdong, Sichuan, Hubei, Hunan, Jiangxi, Zhejiang, Fujian, Gansu, Shaanxi, Henan, Taiwan, Jilin, Heilongjiang); Korea; Indochina; Japan; Russia (Far Eastern Region).
(Modified from
1 | Vertex with cephalic process short, shorter than pronotum and mesonotum combined (Figs |
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– | Vertex with cephalic process long, longer than or nearly as long as pronotum and mesonotum combined (Figs |
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2 | Postclypeus yellowish or yellowish brown |
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– | Postclypeus fuscous |
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3 | Mesonotum with a yellowish stripe along median longitudinal carina |
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– | Mesonotum without a yellowish stripe along median longitudinal carina (Fig. |
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4 | Mesonotum with median longitudinal yellowish stripe narrower; aedeagus with phallobase with apical ventral membranous lobe with numerous, fine spines at apex |
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– | Mesonotum with median longitudinal yellowish stripe much broader; aedeagus with phallobase with apical dorsal and ventral membranous lobes with numerous, fine spines at apex |
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5 | Frons with lateral carinae not reaching to frontoclypeal suture |
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– | Frons with lateral carinae almost reaching to frontoclypeal suture (Fig. |
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6 | Aedeagus with phallobasal conjunctival processes spiraled dorsally |
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– | Aedeagus with phallobasal conjunctival processes not spiraled dorsally (Figs |
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7 | Cephalic process bulbous apically, with 3 pairs of symmetrical knoblike protuberance on lateral regions |
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– | Cephalic process not bulbous apically, without knoblike protuberance on lateral regions |
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8 | Aedeagus with phallobasal conjunctival processes straight |
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– | Aedeagus with phallobasal conjunctival processes reflexed laterad at apex |
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9 | Frons with lateral carinae almost reaching to frontoclypeal suture |
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– | Frons with lateral carinae reaching to eyes, not to frontoclypeal suture (Figs |
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10 | Mesonotum with yellowish stripe along median longitudinal carina very narrow |
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– | Mesonotum with yellowish stripe along median longitudinal carina broad (Figs |
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11 | Posterior margin of pygofer produced into a large process dorsally (Fig. |
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– | Posterior margin of pygofer not produced into a large process dorsally |
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12 | Aedeagus with phallobase with apical dorsal and ventral membranous lobes with numerous, fine spines at apex |
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– | Aedeagus with phallobase with apical ventral membranous lobe with numerous, fine spines at apex (Fig. |
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13 | Aedeagus with phallobasal conjunctival processes subparallel apically (Figs |
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– | Aedeagus with phallobasal conjunctival processes diverging apically |
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Habitus of
Habitus of
Holotype: ♂,
This new species is named for its aedeagus with two phallobasal conjunctival processes unequal in length.
China (Henan).
This species is similar to
Holotype: ♂,
The specific name refers to the locality, Daozhen County, Guizhou Province, China.
China (Guizhou).
This species is similar to
Holotype: ♂,
This new species is named for its aedeagus having two stout spine-like processes apically.
China (Sichuan).
This species is similar to
Holotype: ♂,
The species name is derived from the Hellenic word “
China (Guizhou).
This species can be easily distinguished from other species of
We are grateful to Prof. Guo-Dong Ren (Life Science College, Hebei University, Baoding, Hebei, China) and Dr. Xiao-Hui Hou (Institute of Entomology, Guizhou University, Guiyang, Guizhou, China) for collecting valuable specimen. This work was supported by the National Natural Science Foundation of China (No. 31060290, 31093430, 31160163) and the International Science and Technology Cooperation Program of Guizhou (20107005).