Polana (Hobemanella), 2006

Domahovski, Alexandre Cruz & Cavichioli, Rodney Ramiro, 2018, Two new species of Polana (Hobemanella) (Hemiptera: Cicadellidae: Gyponini) and key to species, Zoologia (e 13882) 35, pp. 1-8 : 6-7

Key to males of Polana (Hobemanella)

1 Pygofer ( DeLong and Freytag 1972: 245, figs 10, 15) with conspicuous processes...................................................... 2

– Pygofer ( Figs 5, 19) without processes or very reduced. 13

2 Pygofer ( DeLong and Freytag 1972: 245, figs 10, 15) with processes elongated, arising from dorsal margin, near base, extending posterad to pygofer apex ....................... 3

– Pygofer ( DeLong and Freytag 1972: 251, figs 52, 57) with processes with another format...................................... 10

3 Aedeagal shaft ( DeLong and Freytag 1972: 245, figs 6, 11) with apex bifid or with apical processes ( DeLong and Freytag 1972: 248, fig. 38 ................................................. 4

– Aedeagal shaft ( DeLong and Freytag 1972: 248, figs 22, 27) with apex rounded, without processes ...................... 6

4 Aedeagal shaft ( DeLong and Freytag 1972: 248, fig. 38) with long and slender apical processes like filaments....... .................................................................. P. resilara ( Peru)

– Aedeagal shaft ( DeLong and Freytag 1972: 245, figs 6, 11) with apex bifid forming short rami ................................ 5

5 Aedeagal shaft ( DeLong and Freytag 1972: 245, fig. 6) with apex enlarged, rami apart from each other, not serrated; subgenital plates ( DeLong and Freytag 1972: 245, fig. 9) four times longer than wide .......... P. chelata ( Peru)

– Aedeagal shaft ( DeLong and Freytag 1972: 245, fig. 11) with apex not enlarged, rami contiguous to each other and serrated; subgenital plates ( DeLong and Freytag 1972: 245, fig. 14) three times longer than wide......................... .......................... P. resupina ( Bolivia, Peru and Venezuela)

6 Atrial processes ( DeLong and Freytag 1972: 248, figs 32, 33) with a short lateral spine near apex.... P. assula ( Peru)

– Atrial processes ( DeLong and Freytag 1972: 248, figs 22, 27) without lateral spine near apex ................................. 7

7 Style ( DeLong and Freytag 1972: 245, fig. 19) with ventral margin distinctly produced near mid-length of blade .... 8

– Style ( DeLong and Freytag 1972: 248, figs 24, 29) with approximately the same height along the entire length or ventral margin slightly produced near mid-length of blade......9

8 Style ( DeLong 1979a: 158, fig. 35) elongated, ventral margin produced at mid-length of blade. P. luteonota ( Bolivia)

– Style ( DeLong and Freytag 1972: 245, fig. 19) shorter, ventral margin produced at basal third of blade ..................... .......................... P. bohemani (Cerntal and South America)

9 Pygofer ( DeLong and Freytag 1972: 248, fig. 26) with apex tapered; style ( DeLong and Freytag 1972: 248, fig. 24) with approximately the same height along the entire length; atrial processes ( DeLong and Freytag 1972: 248, fig. 23), in lateral view, with rounded apex ... P. alia ( Peru)

– Pygofer ( DeLong and Freytag 1972: 248, fig. 31) with apex truncated; style ( DeLong and Freytag 1972: 248, fig. 29) with ventral margin slightly produced near mid-length of blade; atrial processes ( DeLong and Freytag 1972: 248, fig. 28), in lateral view, with broad and truncated apex.......... .......................................................... P. retenta ( Venezuela)

10 Pygofer ( DeLong and Freytag 1972: 251, figs 47, 63) with processes arising near apex and directed ventrally........ 11

– Pygofer ( DeLong and Freytag 1972: 251, fig. 57) with processes arising near mid-length and with two short points ... .............................................. P. orbita ( Bolivia and Paraguay) 11 Style ( DeLong and Freytag 1972: 251, fig. 60) with ventral margin produced near mid-length of blade; aedeagal shaft ( DeLong and Freytag 1972: 251, figs 58, 59) with subapical spine-like processes extending basally.................................. .................................................................. P. macula ( Bolivia)

– Style ( DeLong and Freytag 1972: 251, figs 45, 50) with ventral margin not produced; aedeagal shaft ( DeLong and Freytag 1972: 251, figs 49, 54) without subapical processes, apex membranous and bent ventrally...................... 12

12 Style ( DeLong and Freytag 1972: 251, fig. 45) with apical fourth curved dorsally............................... P. celsa ( Bolívia)

– Style ( DeLong and Freytag 1972: 251, fig. 50) not curved dorsally, apex with a small tip directed dorsally ............... ................................................................ P. chifama ( Brazil)

13 Aedeagal shaft ( Figs 23, 24) with a pair of processes arising at base ......................................... P. arcana sp. nov. ( Brazil)

– Aedeagal shaft ( DeLong and Freytag 1972: 255, figs 65, 70) without processes arising at base............................. 14

14 Aedeagal shaft ( Figs 9, 10) with pair of subapical groups of eight spine-like processes on ventral surface ..................... ............................................... P. alvarengai sp. nov. ( Brazil)

– Aedeagal shaft ( DeLong and Freytag 1972: 255, figs 65, 70) without groups of subapical processes .................... 15

15 Aedeagal shaft ( DeLong and Freytag 1972: 255, figs 74, 75) with apical processes elongated................................... .............................................................. P. ardua ( Paraguay)

– Aedeagal shaft ( DeLong 1984: 49, fig. 2) without apical processes or with very short ones, spine-like ( DeLong and Freytag 1972: 255, figs 65, 70) ....................................... 16

16 Aedeagal shaft ( DeLong 1984: 49, fig. 2) without apical or subapical processes......................................................... 17

– Aedeagal shaft ( DeLong and Freytag 1972: 255, figs 65, 70) apical portion with apical and subapical processes very short, spine-like...................................................... 18

17 Atrial processes ( Delong 1979b: 300, fig. 22) constricted before apex ............................................. P. putara ( Bolivia)

– Atrial processes (Delong 19784: 49, fig. 2) without constriction before apex................................ P. belema ( Brazil)

18 Aedeagal shaft ( DeLong and Freytag 1972: 255, fig. 64) with apex bifid; atrial processes ( DeLong and Freytag 1972: 255, fig. 65), in lateral view, enlarged at apex ......... ................................................................... P. elabora ( Peru)

– Aedeagal shaft ( DeLong and Freytag 1972: 255, fig. 69) with apex not bifid; atrial processes ( DeLong and Freytag 1972: 255, fig. 70), in lateral view, narrow at apex............ ....................................................................... P. scela ( Peru)