Evinus Dlabola

Lu, Lin, Dietrich, Christopher H. & Zhang, Yalin, 2013, Review of the leafhopper genus Evinus Dlabola (Hemiptera: Cicadellidae: Deltocephalinae), Zootaxa 3701 (4), pp. 421-436: 423-424

publication ID

http://dx.doi.org/10.11646/zootaxa.3701.4.2

publication LSID

lsid:zoobank.org:pub:A388C8EE-1AD6-4979-947F-BD70AE289C35

persistent identifier

http://treatment.plazi.org/id/038D878A-FFE4-6659-FF39-96C655D6FE88

treatment provided by

Plazi

scientific name

Evinus Dlabola
status

 

Key to males of Evinus Dlabola 

1. Connective V-shaped ( graminicolus  group)....................................................... graminicolus 

- Connective linear or Y-shaped (Fig. 1 I).................................................................... 2

2. Mesonotum without distinct pair of black submedial spots, basolateral triangles light brown (Fig. 2 A); 1 S apodeme with lateral extension attenuate, not distinctly bifurcate in anterior view (Fig. 2 K) ( hainanensis  group)............................ 3

- Mesonotum with distinct pair of black submedial spots, basolateral triangles black (Fig. 1 A), or mesonotum and scutellum almost entirely black (Fig. 4 A); 1 S apodeme with lateral extension prolonged and bifurcate in anterior view (Fig. 1 L)...... 5

3. Aedeagus evenly tapered to apex in caudal view (Fig. 3 O)................................................ longus 

- Aedeagus with lateral margin distinctly convex in caudal view (Figs 2 N, 8 O)...................................... 4

4. Anteclypeus ca. twice as long as wide (Fig. 2 D).................................................... hainanensis 

- Anteclypeus distinctly more than twice as long as wide (Fig. 8 D).......................................... sinuatus 

5. Scutellum with distinct black posteromedial spot (Fig. 6 A); length> 3.6 mm ( peri  group)............................ 6

- Scutellum without distinct black posteromedial spot (Fig. 1 A); length <3.3 mm ( angulatus  group)..................... 8

6. Subgenital plate with lateral triangular lobe short, not extending to dorsal margin of pygofer lobe (Fig. 6 E)............ peri 

- Subgenital plate with lateral triangular lobe very long, extending to or beyond dorsal margin of pygofer lobe (Figs 4 E, 7 E).. 7

7. Subgenital plate with lateral triangular lobe just reaching dorsal margin of pygofer lobe; medial section of aedeagal shaft evenly curved in lateral view (Fig. 4 E).......................................................... macrospinus 

- Subgenital plate with lateral triangular lobe extended well beyond dorsal margin of pygofer lobe; medial section of aedeagal shaft straight in lateral view (Figs 7 E, F)............................................................... planus 

8. Aedeagus with apex abruptly bent anterad in lateral view (Fig. 1 G)....................................... angulatus 

- Aedeagus with apex evenly curved throughout length in lateral view............................................. 9

9. Anteclypeus parallel-sided; aedeagus in posterior view with shaft, parallel-sided distally; 2 nd apodeme tergite not extending beyond the posterior margin (Figs 5 C, N, H) obscurus 

- Anteclypeus distinctly tapered; aedeagus in posterior view with shaft evenly tapered; 2 nd apodeme tergite extending beyond the posterior margin (Figs 9 C, N, H)..................................................................... tenuis