Mitjaevia Dworakowska, 1970

Lin, Shuanghu, Zou, Hongfen, Huang, Min & Zhang, Yalin, 2022, Taxonomic study of the leafhopper genus Mitjaevia Dworakowska (Hemiptera: Cicadellidae: Typhlocybinae: Erythroneurini) from China, with descriptions of five new species, Zootaxa 5194 (3), pp. 403-415 : 403-405

publication ID

https://doi.org/ 10.11646/zootaxa.5194.3.4

publication LSID

lsid:zoobank.org:pub:BAE385B4-EFFD-40E3-8782-D6B868E9A545

DOI

https://doi.org/10.5281/zenodo.7157817

persistent identifier

https://treatment.plazi.org/id/03900B3C-7160-FFA5-FF4C-A19EFA6C23B2

treatment provided by

Plazi

scientific name

Mitjaevia Dworakowska, 1970
status

 

Mitjaevia Dworakowska, 1970 View in CoL

Mitjaevia Dworakowska, 1970: 763 View in CoL ; Dworakowska, 1980: 179; Chiang & Knight, 1990: 221

Type species: Erythroneura amseli Dlabola, 1961 View in CoL

Description. Body slim, small to medium sized. Ground color tan to orange brown. Head narrower than pronotum. Eyes gray to blackish. Crown with pair of dark spots triangular, quadrangular or nearly circular. Coronal suture distinct but not extended to vertex. Boundary of crown and face with four dark spots: two larger spots in middle and one smaller spot at each side. Face convex in profile, frontoclypeal area and anteclypeus long and slim, lorum usually narrow. Pronotum usually with irregular dark patterns, posterior margin almost straight. Forewing with color of pale yellow to orange, marked with dark patches, AA and AP vein visible or not. Hind wing transparent, slightly smoky, RA vein invisible, submarginal vein (av) developed.

Abdominal apodemes short, not exceeding sternite III.Anal tube usually short, with or without poorly developed appendage.

Pygofer with dorsal appendage articulated to pygofer side, not exceeding posterior margin of pygofer lobe, with or without ventral appendage. Pygofer side usually with few microsetae and microtrichia scattered on dorsal and ventral parts in caudal half. Subgenital plate gradually or suddenly curved dorsad near middle, with row of microsetae along outer margin, basal setae longer and forming a group, 2–4 macrosetae of different lengths near middle and several microsetae scattered on apical part. Style with apex foot-like or expanded, preapical lobe enlarged. Connective Y-shaped, with manubrium and central lobe present. Aedeagal shaft usually tubular, with or without processes, gonopore subapical to apical on ventral surface, preatrium developed, about equal to or slightly longer than aedeagal shaft in most species.

Distribution. Palaearctic, Oriental regions.

Species checklist of Mitjaevia from China

M. acrodonta Lin & Zhang sp. nov. Figs 1a–d View FIGURE 1 , 2 View FIGURE 2 . China (Fujian, Jiangxi, Guangdong, Guangxi, Guizhou, Yunnan)

M. bifurcata Luo, Song & Song, 2021: 3 , Figs 1–3 View FIGURE 1 View FIGURE 2 View FIGURE 3 . China (Guizhou)

M. bisecta Lin & Zhang sp. nov. Figs 1i–l View FIGURE 1 , 4 View FIGURE 4 . China (Sichuan)

M. diana ( Distant, 1918) : 100; Dworakowska, 1970: 765; Dworakowska, 1980: 179, Figs 252–262. China (Yunnan); India

M. dworakowskae Chen, Song & Webb, 2020: 34 , Figs 8–14, 28–41. China (Shaanxi, Zhejiang, Fujian, Guizhou)

M. flexuosa Lin & Zhang sp. nov. Figs 1m –p View FIGURE 1 , 5 View FIGURE 5 . China (Guangxi)

M. korolevskayae Dworakowska, 1979: 44 , Figs 349–358. China (Sichuan); Vietnam

M. nanaoensis Chiang & Knight, 1990: 223 , Fig. 18. China (Taiwan)

M. protuberanta Song, Li & Xiong, 2011: 27 , Figs 1 View FIGURE 1 –10. China (Shaanxi, Zhejiang, Hubei, Sichuan, Chongqing, Guizhou)

M. quinquedentata Lin & Zhang sp. nov. Figs 1q–t View FIGURE 1 , 6 View FIGURE 6 . China (Shaanxi)

M. ramosa Luo, Song & Song, 2021: 6 , Figs 4–5 View FIGURE 4 View FIGURE 5 . China (Guizhou)

M. shibingensis Chen, Song & Webb, 2020: 34 , Figs 1–7 View FIGURE 1 View FIGURE 2 View FIGURE 3 View FIGURE 4 View FIGURE 5 View FIGURE 6 View FIGURE 7 , 15–27. China (Guizhou)

M. tappana Chiang & Knight, 1990: 225 , Fig. 19. China (Taiwan)

M. tridentata Lin & Zhang sp. nov. Figs 1u–x View FIGURE 1 , 7 View FIGURE 7 . China (Zhejiang)

M. wangwushana Song, Li & Xiong, 2011: 29 , Figs 11–19. China (Henan)

Key to species of the genus Mitjaevia from China (males)

1. Aedeagal dorsatrium bifurcated.................................................. M. bifurcata Luo, Song & Song View in CoL

- Aedeagal dorsatrium not bifurcated ( Figs 2g View FIGURE 2 , 3g View FIGURE 3 , 4g View FIGURE 4 , 5g View FIGURE 5 , 6g View FIGURE 6 , 7g View FIGURE 7 )................................................ 2

2. Aedeagal shaft with processes ( Figs 2g, h View FIGURE 2 , 4g, h View FIGURE 4 , 5g, h View FIGURE 5 , 6g, h View FIGURE 6 , 7g, h View FIGURE 7 )............................................. 3

- Aedeagal shaft without processes ( Figs 3g, h View FIGURE 3 ).............................................................. 11

3. Aedeagal shaft with processes originating from middle to apex ( Figs 2g, h View FIGURE 2 , 6g, h View FIGURE 6 ).................................. 4

- Aedeagal shaft with pair of processes basally on ventral surface ( Figs 4g, h View FIGURE 4 , 5g, h View FIGURE 5 , 7g, h View FIGURE 7 )............................. 6

4. Aedeagal shaft with 5 tooth-like processes ( Figs 6g, h View FIGURE 6 )........................ M. quinquedentata Lin & Zhang View in CoL sp. nov.

- Aedeagal shaft with pair of processes ( Figs 2g, h View FIGURE 2 )............................................................ 5

5. Processes extend 1/2 of aedeagal shaft in length................................. M. wangwushana Song, Li & Xiong View in CoL

- Processes distinctly less than 1/2 of aedeagal shaft in length ( Figs 2g, h View FIGURE 2 ).............. M. acrodonta Lin & Zhang View in CoL sp. nov.

6. Aedeagal shaft with apex bifurcated...................................................................... 7

- Aedeagal shaft with apex not bifurcated ( Figs 4g, h View FIGURE 4 , 5g, h View FIGURE 5 , 7g, h View FIGURE 7 )................................................ 8

7. Aedeagal shaft curved distinctly in profile........................................... M. ramosa Luo, Song & Song View in CoL

- Aedeagal shaft curved slightly in profile..................................................... M. diana (Distant) View in CoL

8. Gonopore apical ( Figs 5g, h View FIGURE 5 , 7g, h View FIGURE 7 )....................................................................... 9

- Gonopore ventral at middle of shaft ( Figs 4g, h View FIGURE 4 ).................................... M. bisecta Lin & Zhang View in CoL sp. nov.

9. Aedeagal shaft with processes extended to gonopore in profile...................... M. protuberanta Song, Li & Xiong View in CoL

- Aedeagal shaft with processes not extended to gonopore in profile ( Figs 5g, h View FIGURE 5 , 7g, h View FIGURE 7 )............................... 10

10. Pygofer dorsal appendage curved more than once ( Figs 5a, c View FIGURE 5 )........................ M. flexuosa Lin & Zhang View in CoL sp. nov.

- Pygofer dorsal appendage almost straight ( Figs 7a, c View FIGURE 7 ).............................. M. tridentata Lin & Zhang View in CoL sp. nov.

11. Gonopore on ventral side with angled extension.................................... M. nanaoensis Chiang & Knight View in CoL

- Gonopore on ventral side without angled extension ( Figs 3h View FIGURE 3 ).................................................. 12

12. Pygofer dorsal appendage almost evenly wide from middle to apex or subapex ( Figs 3a, c View FIGURE 3 ).......................... 13

- Pygofer dorsal appendage narrowing from middle to apex.................................................... 14

13. Aedeagal shaft with apex rounded in profile....................................... M. korolevskayae Dworakowska View in CoL

- Aedeagal shaft with apex pointed in profile ( Figs 3g, h View FIGURE 3 )......................... M. dworakowskae Chen, Song & Webb View in CoL

14. Aedeagal shaft distinctly curved dorsad............................................. M. tappana Chiang & Knight View in CoL

- Aedeagal shaft only slightly curved dorsad..................................... M. shibingensis Chen, Song & Webb View in CoL

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hemiptera

Family

Cicadellidae

Loc

Mitjaevia Dworakowska, 1970

Lin, Shuanghu, Zou, Hongfen, Huang, Min & Zhang, Yalin 2022
2022
Loc

Mitjaevia

Chiang, C. C. & Knight, W. J. 1990: 221
Dworakowska, I. 1980: 179
Dworakowska, I. 1970: 763
1970
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