+
+1 |
+
+Main body colour, including thorax and abdomen, dark (dark grey, brown, or black) (Fig.
+25
+)
+ |
+
+2
+ |
+
+
+– |
+
+Main body colour, including thorax and abdomen, pale (yellow, brownish yellow or pale brown) (Figs
+40
+,
+44
+)
+ |
+
+8
+ |
+
+
+2 |
+Entire mesonotum dull grey or brown |
+
+3
+ |
+
+
+– |
+Mesonotum polished black anteriorly |
+
+
+
+A. pilifer
+(
+Alexander, 1919
+)
+
+
+ |
+
+
+3 |
+
+Dark areas surrounding cross-veins restricted but evident (Figs
+1
+,
+5
+,
+15
+,
+27
+)
+ |
+
+4
+ |
+
+
+– |
+
+Dark areas surrounding cross-veins missing (Fig.
+12
+) or indistinct (Fig.
+36
+)
+ |
+
+7
+ |
+
+
+4 |
+Head dark grey, thorax dark grey, abdomen brown, femur obscure yellow |
+
+5
+ |
+
+
+– |
+Head pale grey, thorax grey or brownish grey with black stripes, abdomen black, femur yellow with widely darkened tip |
+
+6
+ |
+
+
+5 |
+
+Medial lobes of epandrium parallel-sided, notch between them U-shaped (Fig.
+3
+)
+ |
+
+
+
+A. acicularis acicularis
+(
+Alexander, 1954
+)
+
+
+ |
+
+
+– |
+
+Medial lobes of epandrium diverging distally, notch between them V-shaped (Fig.
+6
+)
+ |
+
+
+
+A. acicularis bidens
+Savchenko, 1983
+
+
+ |
+
+
+6 |
+Thorax grey, antenna pale brown |
+
+
+
+A. caesiella
+(
+Alexander, 1929
+)
+
+
+ |
+
+
+– |
+Thorax brownish grey with black stripes, antenna brown to dark brown |
+
+
+
+A. prionolaboides
+(
+Alexander, 1934
+)
+
+
+ |
+
+
+7 |
+
+Thorax reddish brown, abdomen dark brown, femur obscure yellow, head dark grey, antenna pale brown (Fig.
+13
+), macrotrichiae covering nearly entire cell
+
+r
+3
+
+(Fig.
+12
+), medial lobes of epandrium diverging distally, notch between them shallowly U-shaped (Fig.
+14
+)
+ |
+
+
+
+A. breviramus
+(
+Alexander, 1924
+)
+
+
+ |
+
+
+– |
+
+Thorax grey, abdomen brownish grey, femur yellow with narrowly dark tip, head grey, antenna dark brown, macrotrichiae covering only outer end of cell
+
+r
+3
+
+(Fig.
+36
+), medial lobes of male epandrium parallel-sided, notch between them widely U-shaped (Fig.
+37
+)
+ |
+
+
+
+A. satsumicola
+(
+Alexander, 1930
+)
+
+
+ |
+
+
+8 |
+
+Complete body, including thorax, abdomen, head, antennae (Fig.
+10
+), legs, and wings (Fig.
+9
+), yellow or pale yellow
+ |
+
+
+
+A. biacus
+(
+Alexander, 1954
+)
+
+
+ |
+
+
+– |
+
+Thorax or abdomen grey or brownish (Figs
+40
+,
+44
+)
+ |
+
+9
+ |
+
+
+9 |
+
+Wing pattern indistinct or missing (Figs
+17
+,
+22
+,
+38
+,
+41
+,
+45
+)
+ |
+
+10
+ |
+
+
+– |
+
+Wing pattern restricted but evident (Figs
+29
+,
+34
+)
+ |
+
+13
+ |
+
+
+10 |
+
+Thorax brown. Macrotrichiae covering outer ends of cells
+
+r
+2
+
+to
+
+m
+4
+
+(Fig.
+38
+)
+ |
+
+
+
+A. simplicistyla
+(Alexander, 1940 b)
+
+
+ |
+
+
+– |
+
+Thorax brownish yellow. Macrotrichiae covering nearly entire or only outer ends of cells
+
+r
+2
+
+to
+
+m
+4
+
+(Figs
+17
+,
+22
+,
+41
+,
+45
+)
+ |
+
+11
+ |
+
+
+11 |
+
+Abdominal tergites brownish yellow. Notch between medial lobes of male epandrium V-shaped (Figs
+18
+,
+42
+)
+ |
+
+12
+ |
+
+
+– |
+
+Abdominal tergites brown. Notch between medial lobes of male epandrium U-shaped (Fig.
+23
+)
+ |
+
+
+
+A. macrotrichiata
+(
+Alexander, 1923
+)
+
+
+ |
+
+
+12 |
+
+Head brownish yellow with yellow antennae. Macrotrichiae covering nearly entire cells
+
+r
+2
+
+to
+
+m
+4
+
+(Fig.
+17
+)
+ |
+
+
+
+A. flavella
+(
+Alexander, 1920
+)
+
+
+ |
+
+
+– |
+
+Head greyish brown with pale brown antennae. Macrotrichiae covering only outer ends of cells
+
+r
+2
+
+to
+
+m
+4
+
+(Figs
+41
+,
+45
+)
+ |
+
+
+
+A. jejuana
+Podenas
+
+,
+sp. nov.
+
+ |
+
+
+13 |
+
+Head brownish yellow, tips of femora not darkened. Medial lobes of male epandrium diverging distally, notch between them V-shaped (Fig.
+35
+)
+ |
+
+
+
+A. saitamae
+(
+Alexander, 1920
+)
+
+
+ |
+
+
+– |
+
+Head grey, tips of femora narrowly darkened. Medial lobes of male epandrium acute, notch between them narrow, parallel-sided (Fig.
+30
+)
+ |
+
+
+
+A. punctum
+(
+Meigen, 1818
+)
+
+
+ |
+
+
+