Euplocania, Enderlein, 1910

Vinasco-Mondragón, Andrés Felipe, González-Obando, Ranulfo & García Aldrete, Alfonso N., 2022, New species of Euplocania Enderlein (Psocodea: ‘ Psocoptera’: Psocomorpha) from Colombia and Ecuador, Zootaxa 5188 (2), pp. 101-120 : 102-104

Partial key to identify the males of the known species of Euplocania

(Adapted with modifications from González et al. (2017, 2018)

1. Hypandrium of five sclerites (see Fig. 35 in Silva-Neto et al. (2019)................................................................................... quinquedivisa group … E. quinquedivisa Silva-Neto, García Aldrete & Rafael

- Hypandrium of three or less sclerites ( Figs 6 , 30 , 42 ).......................................................... 2

2. Hypandrium of one sclerite ( Figs 6 , 12 , 42 )................................................................. 3

- Hypandrium of three sclerites........................................................................... 20

3. Forewings almost hyaline, without a pigmented sub-marginal band from R 4+5 to cell cua ( Figs 1 , 25 , 43 )................ 4

- Forewings with a pigmented sub-marginal band from R 4+5 to cell cua or 2A (See Figs 1 and 7 in González et al. 2018)..... 9

4. Phallosome with pair of mesal endophallic sclerites C-shaped, positioned in opposite directions, overlapping medially, basally wider, pointed apically and curved outward ( Fig. 46 ) waorani group (new species group)............... E. waorani n. sp.

- Phallosome with mesal endophallic sclerites not as above..................................................... 5

5. Pair of posterior projections of hypandrium strongly widened, each one with two short posterior processes, one external and one internal, internal one with macrosetae basally ( Fig. 42 ). Anterior pair of endophallic sclerites very close together at posterior ends, V-shaped ( Fig. 41 )....................................... ticuna group (new species group) … E. ticuna n. sp.

- Pair of posterior projections of hypandrium not widened as above; median cleavage quadrate or U-shaped. Pair of anterior endophallic sclerites not as above (Figs 23, 28, 35).............................................. cerata group … 6

6. Hypandrium with median sclerite rounded, with U-shaped posterior concavity ( Fig. 30 ). Posterior endophallic sclerites absent; mesal endophallic sclerites with two pairs of projections, lateral pair broad, apically forked, median pair curved up and apically widened ( Fig. 28 ); anterior endophallic sclerites lengthwise, basally wide and distally slender, apically directed inward............................................................................................. E. shuar n. sp.

- Central portion of the hypandrium angled, with curved or absent median notch (Fig. 24). Posterior endophallic sclerites present (Fig. 23); anterior and mesal endophallic sclerites not as above................................................. 7

7. Lateral margins of the hypandrium with short processes, posterior margin concave, with two acuminate postero-lateral processes, each with a basal macroseta on inner margin (Fig. 24), sides parallel, with two sharp posterior projections apically; anterior endophallic sclerites piriform, with broad section on external sides and slender portion inward, curved backward (Fig. 23)........................................................................................... E. nukak n. sp.

- Central portion of the hypandrium almost pentagonal, with or without sharp posterior projections ( Fig. 36 ).Anterior endophallic sclerites not as above.................................................................................. 8

8. Central sclerite of the hypandrium with pair of posterior projections acuminate, directed inward, median cleavage almost absent; posterior endophallic sclerites longitudinally positioned..................................... E. cerata New

- Central sclerite of the hypandrium without notorious posterior projections, median cleavage almost arched ( Fig. 36 ); posterior endophallic sclerites transverse............................................................... E. teslai n. sp.

9. Forewing with angulate pterostigma, projected towards Rs; hypandrium wide, central area with four posterior projections, two overlapping the middle ones, long and slender, distally pointed, and two side ones, broad, setose, with posterior digitiform processes, each bearing a distal macroseta.......... danubiana group … E. danubiana González, García Aldrete & Carrejo

- Forewing with straight or rounded pterostigma, not projected towards Rs; hypandrium variable, but not with sclerites or processes like above.................................................................................. 10

10. Hypandrium with two median posterior projections slender; lateral projections large, directed outward and distally curved backward; phallosome with endophallic sclerites well developed and projected, proximally wide; posterior endophallic sclerites present, if absent, mesal endophallic sclerite with process curved preapically and ventrally directed..................................................................................................... bonaverensis group … 11

- Hypandrium with wide posterior projections, bearing distal teeth; phallosome with small anterior endophallic sclerites not projected posteriorly, posterior sclerites present, if absent, not like above........................ enderleini group … 18

11. Postero-median projections of the hypandrium distally rounded ( Figs 6 , 12 , 18 ); mesal endophallic sclerites without proximal lateral projections ( Figs 5 , 11 , 17 )....................................................................... 12

- Postero-median projections of the hypandrium dilated preapically or with sharp apices ( Fig. 47 ); mesal endophallic sclerites usually with proximal lateral projections.................................................................. 15

12. Posterior endophallic sclerites present; mesal endophallic sclerites without preapical curved processes ( Fig. 17 )......... 13

- Posterior endophallic sclerites absent, mesal endophallic sclerites with preapical curved processes, directed inward ( Figs 5 , 11 )................................................................................................ 14

13. Posterior endophallic sclerites distally forked; anterior endophallic sclerites longer than wide, internal sides convex.................................................................. E. vallecaucana González, García Aldrete & Carrejo

- Posterior endophallic sclerites not distally forked; anterior endophallic sclerites oval ( Fig. 17 ).......... E. napensis n. sp.

14. Anterior endophallic sclerites joined to lateral endophallic sclerites, lateral sclerites bar-shaped, four times as long as wide, anterior sclerites chelate, dorsal portion piriform, 2.5 times as broad as the ventral portion ( Fig. 5 ). Antero-median sclerites longer than wide.......................................................................... E. huitota n. sp.

- Anterior endophallic sclerites joined to lateral endophallic sclerites, lateral sclerites bar-shaped, five times as long as wide, anterior sclerites forked, as clamps, longer than the lateral sclerites ( Fig. 11 ). Antero-median sclerites comma-shaped, with small dorsal triangular processes............................................................. E. kakwa n. sp.

15. Posterior projections of the hypandrium ante-apically enlarged. Phallosome with a single, long, mesal, and distally acuminate sclerite, in addition to the three pairs of endophallic sclerites; projection of anterior endophallic sclerite slender, not basally widened.................................................... E. bonaverensis González, García Aldrete & Carrejo

- Posterior projections of the hypandrium not ante-apically enlarged. Phallosome not as above........................ 16

16. Posterior projections of the hypandrium distally curved upward; mesal pair of endophallic sclerites approximately symmetrical, not acuminate distally (see Figs 6 and 18 in González et al. 2018).............................................. 17

- Posterior projections of the hypandrium not as above; mesal endophallic sclerites asymmetric, wide proximally, acuminate distally (see Figs 28 and 30 in González et al., 2018).................... E. darwini Carrejo, García Aldrete & González

17. Anterior ends of posterior endophallic sclerites widened........... E. andinoamazonica García Aldrete, Carrejo & Panche

- Anterior ends of posterior endophallic sclerites not widened............... E. chami González, García Aldrete & Carrejo

18. Hypandrium almost as long as wide, posterior border obtusely concave, with a row of short, strongly sclerotized curved outward teeth along the border; phallosome without posterior endophallic sclerites, lateral endophallic sclerites wider proximally and acuminate distally................................................ E. gallegoi González, García Aldrete & Carrejo

- Hypandrium longer than wide, with posterior border not oblique nor with saw like teeth as above; phallosome with posterior endophallic sclerites, lateral endophallic sclerites wider distally, strongly curved inward, converging medially........... 19

19. Phallosome with posterior endophallic sclerites and lateral sclerites strongly sclerotized, posterior sclerites with apical teeth directed outward............................................... E. enderleini García Aldrete, Panche & González

- Phallosome with posterior endophallic sclerites little sclerotized, except distally, acuminate distally but without teeth as above............................................................. E. mockfordi González, Carrejo & García Aldrete

20. Forewings with angulate pterostigma, projected towards Rs................................................... 21

- Forewings with straight or rounded pterostigma, not projected towards Rs as above............................... 22

21. Central sclerite of the hypandrium with two median, slender, distally acuminate processes.......................................................................... caliensis group … E. caliensis González, García Aldrete & Carrejo

- Central sclerite of the hypandrium with two postero-lateral processes often rounded, spinose or glabrous...................................................... amabilis group … ( E. ariasi Vinasco-Mondragón, González & García Aldrete , E. badonneli New & Thornton, E. bujariensis Silva-Neto, García Aldrete & Rafael , E. caldasi Vinasco-Mondragón, González & García Aldrete , E. cearaensis Silva-Neto, García Aldrete & Rafael , E. ecuatoriana Vinasco-Mondragón, González & García Aldrete , E. equorum Vinasco-Mondragón, González & García Aldrete , E. hutchingsi Silva-Neto, García Aldrete & Rafael , E. katios Vinasco-Mondragón, González & García Aldrete , E. lasdelicias Vinasco-Mondragón, González & García Aldrete , E. manausensis Vinasco-Mondragón, González & García Aldrete , E. maraca Pereira, Silva-Neto & Boldrini , E. metensis VinascoMondragón, González & García Aldrete , E. picta New, E. pictaoides García Aldrete , E. pseudopictaoides Silva-Neto, García Aldrete & Rafael , E. rafaeli Vinasco-Mondragón, González & García Aldrete , E. tocantina Vinasco-Mondragón, González & García Aldrete , E. ufrr Pereira, Silva-Neto & Boldrini , E. vaupesiana Vinasco-Mondragón, González & García Aldrete and E. xavieri Silva-Neto, García Aldrete & Rafael ).

22. Forewings with rounded pterostigma, as long as wide ( Fig. 42 ), veins setae inserted in brown areolae.................................. patinoi group … ( E. patinoi González, Carrejo & Panche , E. rojasae González, Carrejo & García Aldrete ).

- Forewings with elongate pterostigma, longer than wide, veins setae not inserted in brown areolae..................... 23

23. Forewings hyaline or almost hyaline..................................................................... 24

- Forewings with a broad or slender pigmented marginal band.................................................. 26

24. Central sclerite of the hypandrium with two median, slender or stout posterior processes............................ 25

- Central sclerite of the hypandrium with two lateral, slender, elongate, acuminate posterior processes........................... guentherbuchi group … ( E. guentherbuchi González, García Aldrete & Carrejo , E. nasa González, García Aldrete & Carrejo ).

25. Central sclerite of the hypandrium with posterior process deeply concave, with each arm long, distally acuminate....................................................................... zelayensis group … E. zelayensis García Aldrete.

- Central sclerite of the hypandrium with two stout, median, crossing posterior processes.................................................................................. reyesi group … E. reyesi García Aldrete, González & Carrejo

26. Central sclerite of the hypandrium with two posterior projections. Forewings with a broad pigmented marginal band..... 27

- Central sclerite of the hypandrium with four posterior projections. Forewings with a slender, pigmented marginal band from R 2+3 or R 4+5 to CuP or 1A............................................................................... 28

27. Central sclerite of the hypandrium with two stout lateral posterior processes, distally crossed, each bearing a mesal tooth on inner border, and a row of teeth distally along outer border. Mesal endophallic sclerite with triangular posterior central projection… laelsa group........................................... E. laelsa González, García Aldrete & Carrejo

- Central sclerite of the hypandrium with a median stout posterior process, narrowing distally, apically straight, underlaid by a bifid posterior process, each arm distally curved outward. Mesal endophallic sclerite inverted U-shaped, with short, lateral laminar processes..... uariniensis group … ( E. atlantica Silva-Neto , E. guticortesorum González-Obando, Carrejo-Gironza & García Aldrete , E. macuxi Pereira, Silva-Neto & Boldrini , E. uariniensis Silva-Neto, García Aldrete & Rafael and E. wilsoni González-Obando, Carrejo-Gironza & García Aldrete ).

28. Central sclerite of the hypandrium with two lateral, long, slender acuminate posterior processes, the two median posterior processes shorter, acuminate, widely separated by a U-shaped concavity. Phallosome with mesal endophallic sclerites transverse, postero-mesal sclerite distally acuminate............... yalcona group … E. yalcona González, García Aldrete & Carrejo

- Central sclerite of the hypandrium with four posterior projections, two large lateral and two small median. Phallosome with mesal endophallic sclerites variable... daguaensis group ( E. caquetaensis González, García Aldrete & Carrejo , E. daguaensis González, García Aldrete & Carrejo and E. gaitanae González, García Aldrete & Carrejo ).

Figures

FIGURES 31–36. Euplocania teslai n. sp. Male. 31. Forewing. 32. Hindwing. 33. Front view of head. 34. Epiproct and right paraproct. 35. Phallosome. 36. Hypandrium. Scales in mm.

FIGURES 1–6. Euplocania huitota n. sp. Male. 1. Forewing. 2. Hindwing. 3. Front view of head. 4. Left paraproct and epiproct. 5. Phallosome. 6. Hypandrium. Scales in mm.

FIGURES 25–30. Euplocania shuar n. sp. Male. 25. Forewing. 26. Hindwing. 27. Front view of head. 28. Phallosome. 29. Epiproct and right paraproct. 30. Hypandrium. Scales in mm.

FIGURES 37–42. Euplocania ticuna n. sp. Male. 37. Forewing. 38. Hindwing. 39. Front view of head. 40. Left paraproct and epiproct. 41. Phallosome. 42. Hypandrium. Scales in mm.

FIGURES 7–12. Euplocania kakwa n. sp. Male. 7. Forewing. 8. Hindwing. 9. Front view of head. 10. Left paraproct and epiproct. 11. Phallosome. 12. Hypandrium. Scales in mm.

FIGURES 43–47. Euplocania waorani n. sp. Male. 43. Forewing. 44. Hindwing. 45. Epiproct and right paraproct. 46. Phallosome. 47. Hypandrium. Scales in mm.

FIGURES 13–18. Euplocania napensis n. sp. Male. 13. Forewing. 14. Hindwing. 15. Front view of head. 16. Epiproct and right paraproct. 17. Phallosome. 18. Hypandrium. Scales in mm.