Neochauliodes

Liu, Xingyue & Yang, Ding, 2005, Notes on the genus Neochauliodes from Guangxi, China (Megaloptera: Corydalidae), Zootaxa 1045, pp. 1-24 : 2-3

Key to species of Neochauliodes from Guangxi, China

1. Wings hyaline with brown marks ( Figs. 2, 3, 5, 7–9 ) ................................................... 2

­ Wings mostly dark with several hyaline marks ( Figs. 1, 4, 6, 10 )................................ 7

2. Forewing with R3 and R4 nearly straight ( Figs. 2, 3, 9 ) ................................................. 3

­ Forewing with R3 and R4 curved backward at tip ( Figs. 1, 4–8, 10 ).............................. 5

3. Hindwing with median transverse band rather short and narrow ( Fig. 3 ); aedeagus broad and subtrapezoidal with arched apical incision ( Fig. 19 )...................................... ............................................................................ Neochauliodes fraternus (McLachlan)

­ Hindwing with median transverse band rather long and broad; aedeagus narrow and... attenuate without apical incision................................................................................... 4

4. Forewing with basal costal area densely dotted with dark brown spots ( Fig. 2 ); aedeagus in lateral view with middle portion strongly inflated ( Fig. 15 ) ................................ ............................................................................ Neochauliodes bowringi (McLachlan)

­ Forewing without any dark marks on basal costal area, but may have costal area clouded ( Fig. 9 ); aedeagus with paired short subapical processes directed dorsally ( Fig. 40 ) .................................................................. Neochauliodes umbratus Kimmins

5. Head and prothorax entirely yellow; aedeagus in lateral view slender and apically curved dorsad ................................................................................................................ 6

­ Head entirely dark to black and prothorax yellowish brown with pair of brownish vittae ( Fig. 8 ); aedeagus in lateral view spoon­shaped with apex moderately inflated and not curved dorsad ( Fig. 36 ) .............................................. Neochauliodes nigris sp. nov.

6. Forewingapicallywithseveralbrownishvittaealonglongitudinalveins( Fig.5 );aedeagus without apical incision, length three times width ( Fig. 26 ); female gonapophyses slightly sclerotized and strongly elongated ( Fig. 27 ) ...................................................... ..................................................................... Neochauliodes guangxiensis Yang & Yang

­ Forewingapicallywithdiffusemarks( Fig.7 ); aedeaguswithtinyapicalincision( Fig.33 ); female gonapophyses membranous and not elongated ( Fig. 35 ) ....................................

................................................................................. Neochauliodes meridionalis Weele 7. Head entirely yellow; hindwing basally hyaline; aedeagus in lateral view widest in apical half ..................................................................................................................... 8

­ Head usually darker; hindwing basally dark; aedeagus with apical half not widened.. 9

8. Hindwing with apical hyaline marks broad and subquadrate ( Fig. 6 ); aedeagus with apical margin nearly truncate in ventral view ( Fig. 29 ) .................................................. ............................................................................. Neochauliodes latus Yang, Gao & An

­ Hindwing with small diffuse hyaline apical marks ( Fig. 10 ); aedeagus with apical margin round ( Fig. 45 ) ...................................... Neochauliodes wuminganus Yang & Yang

9. Prothorax entirely black ( Fig. 1 ); aedeagus in lateral view with acute tip ( Fig. 11 ) ....... ..................................................................................... Neochauliodes acutatus sp. nov.

­ Prothorax entirely yellow ( Fig. 4 ); aedeagus in lateral view with blunt tip ( Fig. 22 )..... ......................................................................................... Neochauliodes fuscus sp. nov.

Figures

FIGURES 1 – 10. Habitus photos of the Neochauliodes species from Guangxi. 1. N. acutatus sp. nov. (Holotype). 2. N. bowringi (McLachlan), male. 3. N. fraternus (McLachlan), male. 4. N. fuscus sp. nov. (Holotype). 5. N. guangxiensis Yang & Yang (Holotype). 6. N. latus Yang, Gao & An (Holotype). 7. N. meridionalis Weele, male. 8. N. nigris sp. nov. (Holotype). 9. N. umbratus Kimmins, male. 10. N. wuminganus Yang & Yang (Holotype).

FIGURES 18 – 21. Genitalia of Neochauliodes fraternus (McLachlan). 18. Male genitalia, lateral view. 19. Aedeagus, ventral view. 20. Male tenth tergum, dorsal view. 21. Female genitalia, lateral view.

FIGURES 14 – 17. Genitalia of Neochauliodes bowringi (McLachlan). 14. Male genitalia, lateral view. 15. Aedeagus, ventral view. 16. Male tenth tergum, dorsal view. 17. Female genitalia, lateral view.

FIGURES 40 – 43. Genitalia of Neochauliodes umbratus Kimmins. 40. Male genitalia, lateral view. 41. Aedeagus, ventral view. 42. Male tenth tergum, dorsal view. 43. female genitalia, lateral view.

FIGURES 36 – 39. Genitalia of Neochauliodes nigris sp. nov. 36. Male genitalia, lateral view. 37. Aedeagus, ventral view. 38. Male tenth tergum, dorsal view. 39. Female genitalia, lateral view.

FIGURES 25 – 27. Genitalia of Neochauliodes guangxiensis Yang & Yang. 25. Male genitalia, lateral view. 26. Aedeagus, ventral view. 27. Female genitalia, lateral view.

FIGURES 32 – 35. Genitalia of Neochauliodes meridionalis Weele. 32. Male genitalia, lateral view. 33. Aedeagus, ventral view. 34. Male tenth tergum, dorsal view. 35. Female genitalia, lateral view.

FIGURES 28 – 31. Genitalia of Neochauliodes latus Yang, Gao & An. 28. Male genitalia, lateral view. 29. Aedeagus, ventral view. 30. Male tenth tergum, dorsal view. 31. Female genitalia, lateral view.

FIGURES 44 – 45. Genitalia of Neochauliodes wuminganus Yang & Yang. 44. Male genitalia, lateral view. 45. Aedeagus, ventral view.

FIGURES 11 – 13. Genitalia of Neochauliodes acutatus sp. nov. 11. Male genitalia, lateral view. 12. Aedeagus, ventral view. 13. Male tenth tergum, dorsal view.

FIGURES 22 – 24. Genitalia of Neochauliodes fuscus sp. nov. 22. Male genitalia, lateral view. 23. Aedeagus, ventral view. 24. Male tenth tergum, dorsal view.