Polana (Polana) DeLong 1942
Creators: name: Domahovski, Alexandre Cruz
Publisher: name: Zenodo
Year: 2025
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Hemiptera
Cicadellidae
Polana

description: Key to males of the subgenus Polana
1. Style (Fig. 9J) foot-shaped apically, ventral margin bearing prominent projection near mid-length of blade............... 2
- Style (Fig. 2J) not foot-shaped, without projection on ventral margin of blade..................................... 13
2. Aedeagus (Fig. 9L) shaft without processes................................................................ 3
- Aedeagus (Fig. 9L) shaft with apical or subapical processes.................................................... 4
3. Subgenital plate (Fig. 9H) elongated, 2x longer than wide. Style (Fig. 9J) ventral projection robust and rounded.................................................................................................. P. torta sp. nov.
- Subgenital plate (DeLong & Freytag 1972: 278, fig. 197) short, almost as long as wide. Style (DeLong & Freytag 1972: 278, fig. 196) ventral projection slender............................................. P. mala DeLong & Freytag, 1972
4. Aedeagus (DeLong 1984: 49, fig. 18) basolateral processes short and membranous; shaft with subapical processes directed dorsally, branched medially forming a short spur......................................... P. confusa DeLong, 1984
- Aedeagus basolateral processes long, not membranous; shaft with apical or subapical processes directed ventrally, laterally, or curved dorsally, never branched.......................................................................... 5
5. Aedeagus (DeLong & Freytag 1972: 278, fig. 205) basolateral processes not widened near base and without projection on ventral margin near base............................................................................... 6
- Aedeagus (DeLong & Freytag 1972: 274, fig. 185) basolateral processes widened near base or with projection on ventral margin near base..................................................................................... 8
6. Aedeagus (DeLong & Freytag 1972: 274, fig. 175) apical processes very short, spiniform.................................................................................................. P. principia DeLong & Freytag, 1972
- Aedeagus (DeLong & Freytag 1972: 278, fig. 205) apical or subapical processes approximately one third length of shaft... 7
7. Aedeagus (DeLong & Freytag 1972: 274, fig. 170) with pair of apical processes twisted apically.............................................................................................. P. aspersa DeLong & Freytag, 1972
- Aedeagus (DeLong & Freytag 1972: 278, fig. 205) with pair of subapical processes not twisted apically........................................................................................... P. peda DeLong & Freytag, 1972
8. Aedeagus (DeLong & Freytag 1972: 271, fig. 165) shaft with pair of subapical processes............................ 9
- Aedeagus (DeLong 1980: 128, figs 11, 12) shaft with pair of apical processes........ P. robusta DeLong, 1980 comb. nov.
9. Aedeagus shaft with pair of subapical processes directed laterally or curved dorsally.............................. 10
- Aedeagus shaft with pair of subapical processes directed ventrally............................................. 11
10. Aedeagus (DeLong & Freytag 1972: 274, fig. 184) shaft with pair of subapical processes elongated, directed laterally.............................................................................. P. gelera DeLong & Freytag, 1972
- Aedeagus (DeLong & Freytag 1972: 274, fig. 180) shaft with pair of subapical processes short, curved dorsally................................................................................. P. spindella DeLong & Freytag, 1972
11. Aedeagus (DeLong & Freytag 1972: 271, figs 154, 155) with apical portion expanded, spatulate, not curved ventrally.............................................................................. P. quadrinotata (Spångberg, 1878)
- Aedeagus apical portion recurved ventrally............................................................... 12
12. Aedeagus (DeLong & Freytag 1972: 271, figs 164, 165) basolateral processes as long as shaft, with apex not tapered, bluntly pointed; shaft with subapical processes, in posterior view, approximately parallel to shaft... P. pensa DeLong & Freytag, 1972
- Aedeagus (DeLong & Freytag 1972: 271, figs 159, 160) basolateral processes shorter than shaft, with apex tapered and acute; shaft with subapical processes, in posterior view, directed lateroventrally............... P. unca DeLong & Freytag, 1972
13. Aedeagus (Fig. 4K) basolateral processes branched......................................................... 14
- Aedeagus basolateral processes not branched.............................................................. 16
14. Aedeagus (Fig. 4K) basolateral processes strongly widened near base.............................. P. insolita sp. nov.
- Aedeagus basolateral processes slender................................................................... 15
15. Aedeagus (DeLong & Freytag 1972: 278, fig. 189) basolateral processes with outer branch about half as long as inner branch, both directed dorsally....................................................... P. optata DeLong & Freytag, 1972
- Aedeagus (DeLong & Foster 1982: 325, fig. 1) basolateral processes with apical branch short, directed dorsally, and subapical long branch directed ventrally............................................. P. portochuela DeLong & Foster, 1982
16. Style (DeLong & Freytag 1972: 288, fig. 266) blade with distal portion abruptly and greatly expanded above basal portion.. 17
- Style blade with distal portion not expanded or progressively expanding towards apex.............................. 22
17. Aedeagus (DeLong & Freytag 1972: 278, fig. 199) shaft with pair of subapical processes.... P. nidula DeLong & Freytag, 1972
- Aedeagus shaft pair of apical processes................................................................... 18
18. Aedeagus apical processes directed ventrally or laterally..................................................... 19
- Aedeagus apical processes directed dorsally............................................................... 20
19. Aedeagus (DeLong & Freytag 1972: 287, figs 264, 265) basolateral processes slender, parallel to shaft; apical processes directed ventrally................................................................. P. alitera DeLong & Freytag, 1972
- Aedeagus (DeLong & Freytag 1972: 287, figs 254, 255) basolateral processes robust, not parallel to shaft; apical processes directed laterally............................................................ P. parca DeLong & Freytag, 1972
20. Aedeagus (DeLong & Foster 1982: 325, figs 6, 7) basolateral processes with apical portion abruptly curved ventrally................................................................................. P. innata DeLong & Foster, 1982
- Aedeagus basolateral processes with apical portion straight or slightly curved dorsally............................. 21
21. Pygofer (DeLong & Freytag 1972: 281, fig. 213) with basodorsal processes tapered apically. Aedeagus (DeLong & Freytag 1972: 281, fig. 210) basolateral processes short, extending to apical third of shaft; shaft in lateral view slender..................................................................................... P. bulba DeLong & Freytag, 1972
- Pygofer (DeLong & Freytag 1972: 287, fig. 263) with basodorsal processes expanded apically, bearing two dorsal teeth. Aedeagus (DeLong & Freytag 1972: 287, fig. 260) basolateral processes as long as shaft; shaft in lateral view strongly expanded medially...................................................................... P. fusconotata (Osborn, 1938)
22. Aedeagus basolateral processes with apical portion abruptly bending ventrally.................................... 23
- Aedeagus basolateral processes with apical portion not curved ventrally......................................... 25
23. Aedeagus (DeLong & Freytag 1972: 287, figs 249, 250) shaft without processes........ P. ruppeli DeLong & Freytag, 1972
- Aedeagus shaft with pair of apical processes............................................................... 24
24. Pygofer (DeLong & Freytag 1972: 283, fig. 248) basodorsal process with teeth not prominent................................................................................................. P. scruta DeLong & Freytag, 1972
- Pygofer (DeLong & Freytag 1972: 283, fig. 243) basodorsal process with prominent teeth.................................................................................................. P. squalera DeLong & Freytag, 1972
25. Aedeagus (Fig. 7K) basolateral processes, in lateral view, strongly widened medially................ P. sinopensis sp. nov.
- Aedeagus basolateral processes, in lateral view, slender, not widened medially.................................... 26
26. Aedeagus (DeLong & Freytag 1972: 283, fig. 235) shaft with pair of processes at mid-length.................................................................................................. P. coresa DeLong & Freytag, 1972
- Aedeagus shaft without processes at mid-length............................................................ 27
27. Aedeagus shaft, in posterior view, strongly widened......................................................... 28
- Aedeagus shaft, in posterior view, slender or only widened apically............................................. 29
28. Aedeagus (DeLong & Freytag 1972: 281, figs 214, 215), in lateral view, elevated from base to near apical third; in posterior view, shaft with about 2x longer than wide, with two pairs of short lateral processes on apical third............................................................................................. P. lanara DeLong & Freytag, 1972
- Aedeagus (Fig. 2K), in lateral view, basal portion strongly elevated and abruptly narrowing in the apical two-thirds; in posterior view, more than 3x longer than wide, with three short apical and subapical processes; apical portion bifid, each ramus with three short spine-like processes.................................................................. P. inflexa sp. nov.
29. Aedeagus (DeLong & Triplehorn 1979: 188, fig. 69) shaft with pair of long dorsal processes near base............................................................................. P. thugana DeLong & Triplehorn, 1979 comb. nov.
- Aedeagus shaft without dorsal processes near base.......................................................... 30
30. Aedeagus (DeLong & Triplehorn 1979: 181, fig. 61) apex with row of spine-like processes......................................................................................... P. onara DeLong & Triplehorn, 1979 comb. nov.
- Aedeagus apex without row of spine-like processes......................................................... 31
31. Aedeagus (Fig. 5K) basolateral processes short, almost membranous, extending to midlength of shaft... P. languida sp. nov.
- Aedeagus basolateral processes extending to apex of shaft.................................................... 32
32. Aedeagus (DeLong & Freytag 1972: 283, figs 229, 230), in posterior view, shaft apical portion not widened, with minute pair of processes............................................................. P. flectara DeLong & Freytag, 1972
- Aedeagus, in posterior view, shaft apical portion widened, with pair of apical or subapical processes about 1/4 length of shaft .................................................................................................. 33
33. Aedeagus (DeLong & Freytag 1972: 281, figs 219, 220) basodorsal process robust; shaft with pair of subapical processes.......................................................................... P. inimica DeLong & Freytag, 1972
- Aedeagus (DeLong & Freytag 1972: 281, figs 224, 225) basodorsal process slender; shaft with pair of apical processes............................................................................. P. merga DeLong & Freytag, 1972
description: Published as part of Domahovski, Alexandre Cruz, 2025, Five new species of Polana (Polana) (Hemiptera: Cicadellidae: Gyponini) from Brazil and Costa Rica, and new combinations in the genus, pp. 179-204 in Zootaxa 5584 (2) on pages 198-200, DOI: 10.11646/zootaxa.5584.2.2, http://zenodo.org/record/14830758