Kolla
Creators: name: Feng, Ling
name: Zhang, Yalin
Publisher: name: Zenodo
Year: 2015
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Hemiptera
Cicadellidae
Kolla

description: Key to species of the genus Kolla from China (males)
1. Color pale; with median black spot on hind margin of pronotum…............................. K. ceylonica (Melichar)
-. Markings not as above …............................................................................... 2
2. Forewing with oblique red stripes…................................................ K. hoozanensis (Schumacher)
-. Markings not as above …............................................................................... 3
3. Pygofer process following ventral margin of pygofer to its apex…....................... K. atramentaria (Motschulsky)
-. Pygofer process curved obviously before pygofer apex......................................................... 4
4. Base of aedeagal shaft undivided, only apex split into two lobes…............................................... 5
-. Base of aedeagal shaft entirely split into two lobes …......................................................... 6
5. Pygofer process extending posteriorly beyond hind margin of pygofer..................... K. xiannvdongana Yang & Li
-. Pygofer process not extending posteriorly as far as hind margin of pygofer…................... K. dilate Kuoh & Cheng
6. Plates concave near midlength of outer margin…............................................................ 7
-. Plates concave near midlength of inner margin…............................................................ 8
7. Lobe base of aedeagal shaft wide and nearly at right-angle................................ K. emphysematosa sp. nov.
-. Lobe base of aedeagal shaft not as above…................................................. K. zijingae Cai & He
8. Pronotum black with a narrow transverse undulate pale line near anterior margin..................... K. insignis Distant
-. Pronotum not as above …............................................................................... 9
9. Apex of aedeagus significantly inflated…................................................... K. petalina sp. nov.
-. Apex of aedeagus not as above…........................................................................ 10
10. Apex of aedeagus double hook-like…................................................... K. lunulata Li & Wang
-. Apex of aedeagus not as above…........................................................................ 11
11. Face with longitudinal black stripes….................................................. K. rhabdoma Yang & Li
-. Markings not as above…............................................................................... 12
12. Pygofer obviously narrowing toward apex…............................................................... 13
-. Pygofer not obviously narrowing toward apex…............................................................ 14
13. Lobes of aedeagal shaft slender ….................................................... K. pentistigma Yang & Li
-. Lobes of aedeagal shaft wide…...................................................... K. nigrifascia Yang & Li
14. Hind margin of pygofer almost straight................................................. K. fusciosigna Yang & Li
-. Hind margin of pygofer convex or concave…............................................................. 15
15. Lobe base of aedeagal shaft elongate…................................................... K. prolongata sp. nov.
-. Lobe base of aedeagal shaft not elongate…................................................................ 16
16. Pygofer strongly produced…......................................................... K. elongatula (Melichar)
-. Pygofer not strongly produced…........................................................................ 17
17. Pygofer posterior margin smoothly convex…................................................ K. paulula (Walker)
-. Pygofer posterior margin slightly concave…................................................ K. procerula sp. nov.
description: Published as part of Feng, Ling & Zhang, Yalin, 2015, Leafhopper genus Kolla Distant (Hemiptera: Cicadellidae: Cicadellinae) with descriptions of four new species from China, pp. 430-438 in Zootaxa 3999 (3) on pages 431-432, DOI: 10.11646/zootaxa.3999.3.8, http://zenodo.org/record/236246