Polana (Polana) DeLong 1942

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 suba