TABLE 1. Characters of female genitalia, male genitalia, and general characters. Non-genital characters with sexual dimorphism are shown in bold.
| Character | Female | Male |
| Length (head to abdomen tip) | 2850 µm longer than male |
2625 µm |
| Head | ||
| Antenna | filiform upwards directed cilia organized in tiny whorls 1.6 mm, 1/2 of wing length ca. 30 flagellomers (left) ca. 30 µm thinner than in male scape and pedicel hardly thicker than flagellomers |
filiform upwards directed cilia organized in tiny whorls 2.3 mm, 2/3 of wing length 34 flagellomers (left) ca. 50 µm scape and pedicel hardly thicker than flagellomers |
| Eyes | globular, diameter 195 µm
ca. 18 ommatidia across the eye |
globular, diameter 295 µm
larger than in female |
| Proboscis | short (ca. 30 µm), thin, ribbed | short (ca. 30 µm), thin, ribbed
galeae separated |
| Maxillary palps | 5 segments, long, bent | 5 segments, long, bent
twice as thick as in female ribbed |
| Labial palps | with lateral bristles | with lateral bristles |
| Vertex | with erected hair-like scales | with erected hair-like scales |
| Abdomen | ||
| Width | 655 µm maximum width
(abdominal segment 3) wider than male, in A2-4 |
590 µm maximum width
(abdominal segment 3) |
| Wings | ||
| Length | 3605 µm | 3280 µm |
| Wing / body length | 1.26 mm | 1.25 mm |
| Shape | lanceolate with acute wing tip | lanceolate with acute wing tip |
| Frenulum / retinaculum | 492 µm, retinaculum not visible | both not visible |
| Venation | front wing:
S, R1-5, M1-3, Cu1, Cu2, 1A+2A all veins separate, large cell, subdivided by two weak M veins within hind wing: visible only partly, heteroneurous |
seemingly both the same,
but mostly hidden behind hind wing, and behind abdomen, respectively |
| Scales | wings tightly covered with scales
no cilia, but long scales at the rim of the wings |
wings tightly covered with scales
no cilia, but long scales at the rim of the wings |
| Abdomen | ||
| Scales | scales dorsal, lateral, and at rims of A3-5
tiny hairs ventral |
no scales
tiny hairs ventral |
| Legs | ||
| Length | hind legs not preserved
fore and middle legs similar to male ones |
hind legs about the size
of body with wings |
| Hairs | bundle of hairs near trochanter of fore legs | bundle of hairs near trochanter of fore legs |
| Epiphysis | present | present |
| Spur formula | 0-2-? | 0-2-4 |
| Scales | some at the outer side of the tibiae | some at the outer side of the tibiae |
| Tarsi | five tarsomeres, each with 2-3 small spines distally
pretarsi with a pair of minuscule claws |
five tarsomeres, each with 2-3 small spines distally
pretarsi with a pair of minuscule claws |
| Genitalias | ||
| conical papillae anales with fine hairs, outermost 130 µm
of it exposed |
large clasping apparatus
(not the valvae) built from sternit and tergit of A5, tergit being longer, both ending in each two lateral thorns such forming a hole for the female abdomen; inside valvae (?) partly visible |
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