A review of the genus Scrobipalpa Janse, 1951 (Lepidoptera, Gelechiidae) in the Afrotropical region
Author
Bidzilya, Oleksiy V.
text
Zootaxa
2021
2021-11-19
5070
1
1
83
journal article
2814
10.11646/zootaxa.5070.1.1
1f9abb22-5370-4d38-bcd1-5595a8ec8e59
1175-5326
5712529
C503CE0D-7175-4D9C-8FF6-85A046A872B3
Key to the species based on male genitalia
(males of
S. selectoides
sp. nov.
and
S. ethiopica
sp. nov.
are unknown)
1. Vincular process longer than sacculus (
Figs 149, 150
)........................................................ 2
- Vincular process equal to or shorter than sacculus........................................................... 3
2. Valva strongly curved at base; vincular process broader than sacculus at base; saccus extending slightly beyond the top of pedunculus; apical lobe of phallus short (
Fig. 150
)....................................................
S. ergasima
- Valva not curved at base; vincular process as broad as sacculus at base; saccus extending well beyond the top of pedunculus; apical lobe of phallus large (
Fig. 149
).............................................................
S. aptatella
3. Vincular process and sacculus about 1/7 length of valva (
Figs 131, 132
,
151, 152
)................................. 4
- Vincular process and sacculus longer than 1/7 length of sacculus............................................... 6
4. Valva distinctly bent; saccus very slender (
Figs 151, 152
).......................................
S. agassizi
sp. nov.
- Valva weakly bent; saccus broad at base (
Figs 131, 132
)...................................................... 5
5. Uncus parallel-sided, posterior margin straight; vincular process strongly curved outwards (
Fig. 132
)...........
S
.
nomias
- Uncus constricted in middle, posterior margin triangular; vincular process weakly curved outwards (
Fig. 131
)..............................................................................................
S
.
nigristriana
sp. nov.
6. Posterior margin of uncus emarginated to 1/4–1/3 length (
Figs 147, 148
)..................................
S. swakopi
- Posterior margin of uncus straight or only slightly emarginated................................................. 7
7. Valva sigmoidal (
Figs 121, 122
,
146
)..................................................................... 8
- Valva weakly curved.................................................................................. 9
8. Valva exceeding posterior margin of uncus; sacculus nearly 1/2 length of valva (
Fig. 146
)...............
S. portosanctana
- Valva not exceeding posterior margin of uncus; sacculus 1/3 length of valva (
Figs 121, 122
)...........
S. staudei
sp. nov.
9. Vincular process very short, hump-shaped (
Fig. 139
)............................................
S. brandbergensis
- Vincular process long, from digitate to triangular........................................................... 10
10. Vincular process broader than sacculus at base (
Figs 91–98
).................................................. 11
- Vincular process narrower than sacculus at base........................................................... 12
11. Saccus short, not extending beyond the top of pedunculus, parallel-sided (
Fig. 98
)..................
S. turiensis
sp. nov.
- Saccus longer, extending beyond the top of pedunculus, tapered (
Figs 91–97
).................................... 12
12. Valva broader than vincular process at base (
Figs 96, 97
).......................................
S. wieseri
sp. nov.
- Valva narrower than vincular process at base (
Figs 91–95
)................................................... 13
13. Phallus as long as valva; saccus apically inflated (
Fig. 95
)..................................
S. ochroxantha
sp. nov.
- Phallus longer than valva; saccus apically pointed or truncate (
Figs 91–94
).................................
S. incola
14. Vincular process distinctly narrowed apically, apex pointed (
Figs 106–110
)...................................... 15
- Vincular process weakly narrowed apically, apex rounded.................................................... 16
15. Saccus tapered apically (
Figs 106–108
)..........................................................
S. subroseata
- Saccus truncate apically (
Figs 109, 110
)...........................................................
S. biljurshi
16. Valva distinctly curved at 1/3 (
Figs 113, 114
)................................................
S. wolframi
sp. nov.
- Valva gradually curved throughout...................................................................... 17
17. Culcitula covering uncus ventrally (
Figs 133, 134
).............................................
S. munita
sp. nov.
- Culcitula not covering uncus ventrally................................................................... 18
18. Valva extending well beyond top of uncus (
Figs 115, 116
).................................................... 19
- Valva not or only slightly extending beyond top of uncus.................................................... 20
19. Vincular process 1/2 width of adjacent portion of valva (
Fig. 116
).............................
S. varivansoni
sp. nov.
- Vincular process as broad as adjacent portion of valva (
Fig. 115
)...............................
S. natalensis
sp. nov.
20. Base of uncus 1/2 width of base of tegumen (
Figs 140–142
).................................................. 21
- Base of uncus 1/3 or less width of base of tegumen......................................................... 22
21. Saccus weakly constricted before apex, extending slightly beyond top of pedunculus (
Figs 141, 142
).........
S. traganella
- Saccus parallel-sided, not extending beyond top of pedunculus (
Fig. 140
)........................
S. etoshensis
sp. nov.
22. Saccus parallel-sided or weakly constricted in middle, broad (
Figs 99–105
,
145
).................................. 23
- Saccus broad at base, narrowing apically................................................................. 24
23. Outer margin of sacculus distinctly bent; vincular process 2/3–3/4 length of sacculus (
Fig. 145
)...............
S. geomicta
- Outer margin of sacculus straight; vincular process as long as sacculus (
Figs 99–105
).......................
S. concreta
24. Vincular process digitate, tapered, extending to top of sacculus (
Figs 111, 112
).............................
S. diversa
- Vincular process a nearly equilateral triangle or an apically narrowed, outwardly curved process, not reaching top of sacculus .................................................................................................. 25
25. Posterolateral emargination of vinculum nearly an equilateral triangle (
Figs 118–120
).................
S. typica
sp. nov.
- Posterolateral emargination of vinculum V-shaped or rounded (
Figs 123–126
).................................... 26
26. Posterolateral emargination of vinculum rounded; saccus extending well beyond top of pedunculus (
Figs 123–125
).................................................................................................
S. obsoletella
- Posterolateral emargination of vinculum V-shaped (
Fig. 126
)................................
S. afromontana
sp. nov.
27. Vincular process a nearly equilateral triangle, extending 2/3 length of sacculus (
Fig. 128
)...........
S. admirabilis
sp. nov.
- Vincular process digitate, curved outwardly (
Figs 117
,
127
).................................................. 28
28. Vincular process parallel-sided, extending to about apex, with outwardly curved tip (
Fig. 117
)................
S. phelotris
- Vincular process gradually curved outwardly (
Fig. 127
).........................................
S. erexita
sp. nov.
29. Sacculus extending nearly 1/2 length of valva (
Figs 143, 144
)...................................
S. meridioafricana
- Sacculus extending 1/3 or less length of valva (
Figs 129, 130
,
135–138
)........................................ 30
30. Sacculus extending 1/3 length of valva; uncus narrowed distally; valva extending to top of uncus (
Figs 137, 138
)............................................................................................
S. asantesana
sp. nov.
- Sacculus extending to 1/5–1/4 length of valva; valva not extending to top of uncus (
Figs 129, 130
,
135, 136
)........... 31
31. Sacculus strongly curved inwards; valva weakly broadened posteriorly, not extending to top of uncus (
Figs 135, 136
)..........................................................................................
S. ochracea
sp. nov.
- Sacculus weakly curved inwards; valva distinctly broadened apically, extending to top of uncus (
Figs 129, 130
)................................................................................................
S. griseata
sp. nov.
Key to the species based on female genitalia
(females of
S. natalensis
sp. nov.
,
S. varivansoni
sp. nov.
,
S. phelotris
,
S. staudei
sp. nov.
,
S. afromontana
sp. nov.
,
S. admirabilis
sp. nov.
,
S. griseata
sp. nov.
,
S. nigristriana
sp. nov.
and
S. ochracea
sp. nov.
are unknown)
1. Subgenital plates wrinkled medially, foam sculpturing indistinct (
Figs 153–157
).............................
S. incola
- Subgenital plate without wrinkles, unmodified or with foam sculpturing......................................... 2
2. Anterior margin of sternum VIII distinctly projected anteriorly (
Figs 193
,
194, 196
)................................ 3
- Anterior margin of sternum VIII straight or weakly concave................................................... 5
3. Apophyses anteriores thick, slightly longer than anteromedial projection of sternum VIII (
Fig. 194
)...........
S. aptatella
- Apophyses anteriores slender, distinctly longer than anteromedial projection of sternum VIII (
Figs 193
,
196
)............ 4
4. Subgenital plates with pointed posterolateral corners; distal sclerite of signum short, straight; basal plate slender (
Fig. 196
).......................................................................................
S. agassizi
sp. nov.
- Subgenital plates with rounded posterolateral corners; distal sclerite of signum long, curved at base; basal plate broad (
Fig. 193
)................................................................................
S. ethiopica
sp. nov.
5. Foam-sculptured patches of subgenital plates displaced posteriorly (
Fig. 195
).............................
S. ergasima
- Foam-sculptured patches of subgenital plates, if present, medially or anteriorly.................................... 6
6. Papillae anales with microtrichia and inner sclerites (
Fig. 181
)....................................
S. munita
sp. nov.
- Papillae anales unmodified............................................................................. 7
7. Subostial sclerites triangular, distinct; subgenital plate folded anteromedially (
Figs 182, 183
)........
S. asantesana
sp. nov.
- Subostial sclerites indistinct or absent; subgenital plate without anteromedial folds................................. 8
8. Apophyses anteriores distinctly inflated at base (
Fig. 184
).......................................
S. brandbergensis
- Apophyses anteriores not or only weakly inflated at base..................................................... 9
9. Apophyses anteriores 1/3 length of segment VIII (
Fig. 188
).....................................
S. meridioafricana
- Apophyses anteriores more than 1/3 length of segment VIII.................................................. 10
10. Ventromedial depression teardrop-shaped anteriorly (
Figs 173, 174
,
189–191
).................................... 11
- Ventromedial depression not teardrop-shaped anteriorly..................................................... 13
11. Ventromedial depression exceeding anterior margin of segment VIII; distal sclerite of signum inflated at middle (
Figs 173, 174
)................................................................................
S. wolframi
sp. nov.
- Ventromedial depression not reaching anterior margin of segment VIII; distal sclerite of signum not inflated at middle (
Figs 189–191
).......................................................................................... 12
12. Ventromedial depression covered with foam sculpturing; signum comparatively thick (
Fig. 191
)..........
S. portosanctana
- Ventromedial depression unmodified; signum comparatively slender (
Figs 189, 190
).......................
S. geomicta
13. Ventromedial depression digitate, exceeding anterior margin of segment VIII (
Figs 185–187
,
192
).................... 14
- Ventromedial depression rounded, not exceeding anterior margin of segment VIII................................. 17
14. Distal sclerite of signum 1/2 width of corpus bursae (
Fig. 187
)........................................
S. traganella
- Distal sclerite of signum less than 1/2 width of corpus bursae (
Figs 185, 186
,
192
)................................ 15
15. Ventromedial depression covered with distinct foam sculpturing (
Figs 185
,
192
).................................. 16
- Ventromedial depression wrinkled, foam sculpturing indistinct (
Fig. 186
)........................
S. etoshensis
sp. nov.
16. Cells of foam sculpturing small; subgenital plates nearly connected posteromedially; base of signum stout (
Fig. 185
).........................................................................................
S. selectoides
sp. nov.
- Cells of foam sculpturing large; subgenital plates broadly separated posteromedially; base of signum slender (
Fig. 192
).................................................................................................
S. swakopi
17. Apophyses anteriores twice length of segment VIII (
Fig. 158
)...............................
S. ochroxantha
sp. nov.
- Apophyses anteriores less than twice length of segment VIII.................................................. 18
18. Segment VIII twice as broad as long (
Figs 160–172
)........................................................ 19
- Segment VIII less than twice as broader as long (
Figs 159
,
175–180
)........................................... 23
19. Papillae anales pointed posteriorly (
Fig. 160
)................................................
S. turiensis
sp. nov.
- Papillae anales not pointed posteriorly (
Figs 161–172
)...................................................... 20
20. Ventromedial depression elongated, length 3x width in the broadest part (
Figs 161–167
)....................
S. concreta
- Ventromedial depression subovate or rounded, length less than 3x width in the broadest part (
Figs 168–172
)........... 21
21. Distal sclerite of signum with hump on posterior margin (
Figs 170–172
)........................................ 22
- Distal sclerite of signum without hump on posterior margin (
Figs 168, 169
).............................
S. subroseata
22. Ventromedial depression rounded (
Fig. 170
).......................................................
S. biljurshi
- Ventromedial depression more elongated, subovate (
Figs 171, 172
)......................................
S. diversa
23. Subgenital plates 1/4 width of sternum VIII (
Fig. 180
)................................................
S. nomias
- Subgenital plates 1/3–1/2 width of sternum VIII (
Figs 159
,
175–179
)........................................... 24
24. Signum weakly curved (
Figs 175–177
,
179
)............................................................... 25
- Signum distinctly curved (
Figs 159
,
178
)................................................................. 26
25. Signum slender, long; ventromedial depression narrow (
Fig. 179
)..................................
S. erexita
sp. nov.
- Signum thicker; ventromedial depression broad (
Figs 175–177
)...................................
S. typica
sp. nov.
26. Apophyses anteriores weakly broadened at base; margin of signum smooth (
Fig. 159
)................
S. wieseri
sp. nov.
- Apophyses anteriores not broadened at base; margin of signum serrate (
Fig. 178
)........................
S. obsoletella