Tainarys

Burckhardt, Daniel & Queiroz, Dalva L., 2017, The jumping plant-lice of the Neotropical genus Tainarys (Hemiptera: Psylloidea) associated with Anacardiaceae, Zootaxa 4232 (4), pp. 535-567 : 537-538

Key to Tainarys species

Adults

1 Forewing with cross-veins between veins Rs and M1+2, as well as M3+4 and Cu1a ( Fig. 17); lacking surface spinules ( Fig. 31). Male and female terminalia as in Figs 97, 110, 123, 147. Argentina, Chile..................................... venata

- Forewing without cross-veins ( Figs 8‒16, 18‒21)............................................................ 2

2 Apices of veins Rs and M1+2 of forewing curved towards fore margin; vein C+Sc wide ( Figs 18‒21); surface spinules absent or indistinct ( Figs 32‒35). Vertex width/length ratio ± 1.4........................................................3

- Apices of veins Rs and M1+2 of forewing straight or curved backwards, ending at outer wing margin; vein C+Sc narrow ( Figs 8‒16); surface spinules present or absent ( Figs 22‒30). Vertex width/length ratio> 1.5...............................6

3 Forewing with dark patch in the middle, in cells r2 and m2 ( Fig. 18). Male and female terminalia as in Figs 89, 111, 124, 137, 148. Male paramere bent backwards in apical third; inner face bearing 5–8 strongly sclerotized black pegs. Female subgenital plate with dense basal pilosity which becomes gradually sparser towards apex. Argentina, Chile.................. sordida

- Forewing lacking dark patch in the middle, in cells r2 and m2 ( Figs 19‒21). Male paramere bent backwards from the middle; inner face bearing 8–12 strongly sclerotised black pegs ( Figs 99‒101, 112‒114). Female subgenital plate with 3–5 transverse rows of densely spaced setae at base which strongly contrast with the other setae ( Figs 149‒151)...................... 4

4 Antenna entirely, conspicuously black (7, 49, 77); segment 3 less than a quarter as long as antennal flagellum ( Fig. 77). Male and female terminalia as in Figs 101, 114, 127, 139, 151. Brazil......................................... nigricornis

- Antenna with at least segment 3 light; segment 3 more than a quarter as long as antennal flagellum ( Figs 75, 76)..........5

5 Male and female terminalia as in Figs 100, 113, 126, 138, 150. Paramere with dorsal margin of apical portion straight. Antennal segment 5 sometimes with rhinarium ( Figs 76, 79). Forewing broad apically ( Fig. 20). Brazil, Uruguay......... didyma

- Male and female terminalia as in Figs 99, 112, 125, 149. Paramere with dorsal margin of apical portion weakly curved. Antennal segment 5 never with rhinarium ( Fig. 75). Forewing narrow apically ( Fig. 19). Argentina, Uruguay.............. schini

6 Forewing ( Fig. 16) with extended pattern consisting of large brown patches; vein C+Sc strongly concave, vein Rs sinuous, vein Cu1a weakly curved. Female subgenital plate densely hairy ( Figs 136, 146). Peru........................... lozadai

- Forewing pattern consisting of brown dots or lacking distinct pattern; venation different ( Figs 8‒15). Setae on female subgenital plate sparse ( Figs 128‒135, 140‒145)...................................................................7

7 Forewing short, less than twice as long as wide ( Fig. 3)................................................ † reposta

- Forewing long, more than twice as long as wide ( Figs 8‒15)....................................................8

8 Antennal segment 3 shorter than segments 4 and 5 together ( Figs 64‒66), segments 4 and 6 light at base, brown apically. Forewing broadly rounded apically, bearing brown dots at the apices of veins Rs, M1+2, M3+4 and Cu1a ( Figs 8‒10); surface spinules conspicuous, densely irregularly spaced ( Figs 22‒24). Paramere with posterior lobe, lacking sclerotised peg setae on inner face ( Figs 89‒91, 102‒104). On Astronium , Myracrodruon , Schinopsis ...............................................9

- Antennal segment 3 longer than segments 4 and 5 together ( Figs 67‒71), segments 4 and 6 entirely light (the rhinaria may be visible as dark rings). Forewing often narrowly rounded apically, lacking brown dots at the apices of veins Rs, M1+2, M3+4 and Cu1a ( Figs 11‒15); surface spinules forming cellular pattern, indistinct or absent ( Figs 25‒29). Paramere without posterior lobe, bearing sclerotised peg setae on inner face ( Figs 105‒109). On Schinus .......................................... 11

9 Brown dots on forewing sparse; vein Rs weakly curved in apical third ( Fig. 8). Male and female terminalia as in Figs 89, 102, 115, 128, 140. Paramere weakly widening to apex. Female proctiger almost straight dorsally..................... aroeira

- Brown dots on forewing dense; vein Rs strongly curved in apical third ( Figs 9, 10). Paramere with distinct posterior lobe apically ( Figs 103, 104). Female proctiger concave dorsally ( Figs 129, 130).........................................10

10 Male and female terminalia as in Figs 90, 103, 116, 129, 141. Posterior lobe of paramere broadly rounded. Female proctiger strongly concave. Paraguay....................................................................... inopinata

- Male and female terminalia as in Figs 91, 104, 117, 130, 142. Posterior lobe of paramere subtriangular. Female proctiger weakly concave. Brazil........................................................................ myracrodrui

11 Meso and metascutellum flattened. Forewing brown or black, sometimes with indistinct pattern ( Figs 11, 12); surface spinules absent ( Figs 25, 26)...................................................................................12

- Meso and metascutellum distinctly raised ( Figs 4, 5). Forewing yellowish, semi-transparent or yellowish-ochreous, sometimes with brown dots covering the whole wing ( Figs 13‒15); surface spinules forming cellular pattern, sometimes indistinct ( Figs 27‒29).............................................................................................13

12 Male and female terminalia as in Figs 92, 105, 118, 131. Paramere on inner face with a row of peg setae in apical third. Dorsal outline of female proctiger irregularly undulating, concave. Chile....................................... acuticauda

- Male and female terminalia as in Figs 93, 106, 119, 132, 143. Paramere on inner face with a group of peg setae in apical third. Dorsal outline of female proctiger evenly concave. Brazil.................................................... atra

13 Forewing yellowish, semi-transparent ( Fig. 14). Male and female terminalia as in Figs 95, 108, 121, 134. Argentina (Mendoza) , Chile................................................................................ maculipectus

- Forewing yellowish-ochreous, opaque ( Figs 13, 15). Brazil...................................................14

14 Forewing evenly covered in brown dots ( Fig. 13). Male and female terminalia as in Figs 94, 107, 120, 133, 144....... hapla

- Forewing without distinct brown dots ( Fig. 15). Male and female terminalia as in Figs 96, 109, 122, 135, 145...... orientalis