Ablabesmyia Johannsen

Niitsuma, Hiromi, 2013, Revision of the Japanese Ablabesmyia (Diptera: Chironomidae: Tanypodinae), with descriptions of three new species, Zootaxa 3664 (4), pp. 479-504 : 503

Key to males of Ablabesmyia Johannsen from Japan

1. Dark macula in middle of cell r4+5 above or proximad to spot in middle of cell m1+2 ( Fig. 1 ); megaseta of gonostylus with expanded apex........................................................................................ 2

- Dark macula in middle of cell r4+5 distad to spot in middle of cell m1+2 ( Fig. 52 ); megaseta of gonostylus with acute apex... 5

2. Wing in distal half with 2 dark spots along costal margin ( Fig. 26 ).................. A. (Ablabesmyia) amamisimplex Sasa

- Wing in distal half with 3 dark spots along costal margin...................................................... 3

3. Aedeagal blade horn-shaped, with slight curve; lateral lobe prominent, almost as long as blade ( Fig. 40 )............................................................................... A. (Ablabesmyia) jogancornua Sasa et Okazawa

- Aedeagal blade sinuate, with rounded apex; lateral lobe not evident.............................................. 4

4. Aedeagal blade more or less parallel-sided, with apex rounded broadly ( Fig. 17 )................................................................................................... A. (Ablabesmyia) prorasha Kobayashi et Kubota

- Aedeagal blade tapering to narrow apex ( Fig. 3 )................................ A. (Ablabesmyia) monilis (Linnaeus)

5. Lateral lobe narrow ( Fig. 69 )...................................................... A. (Karelia) perexilis n. sp.

- Lateral lobe broad.................................................................................... 6

6. Dorsal lobe with apical brush of setae ( Fig. 54 ).................................... A. (Karelia) makarchenkoi n. sp.

- Dorsal lobe with setal fringe along almost full length ( Fig. 66 )................................. A. (Karelia) lata n. sp.

Figures

FIGURES 1 – 4. Ablabesmyia (Ablabesmyia) monilis (Linnaeus), male (1 – 3) and female (4). 1, Wing; 2, hypopygium, dorsal view; 3, aedeagal complex, dorsal view; 4, genitalia, ventral view.

FIGURES 52 – 55. Ablabesmyia (Karelia) makarchenkoi sp. n., male (52 – 54) and female (55). 52, Wing; 53, hypopygium, dorsal view; 54, aedeagal complex, dorsal view; 55, genitalia, ventral view.

FIGURES 26 – 29. Ablabesmyia (Ablabesmyia) amamisimplex Sasa, male (26 – 28) and female (29). 26, Wing; 27, hypopygium, dorsal view; 28, aedeagal complex, dorsal view; 29, genitalia, ventral view.

FIGURES 39 – 41. Ablabesmyia (Ablabesmyia) jogancornua Sasa et Okazawa, male (39, 40) and female (41). 39, Wing; 40, aedeagal complex, dorsal view; 41, genitalia, ventral view.

FIGURES 16 – 25. Ablabesmyia (Ablabesmyia) prorasha Kobayashi et Kubota, male (16, 17), pupa (18 – 20) and larva (21 – 25). 16, Wing; 17, aedeagal complex, dorsal view; 18, abdominal segment IV, dorsal view, showing pigmentation pattern; 19, abdominal segments VII – IX, dorsal view, all dorsal and left lateral setae omitted; 20, shagreen on posteromedial part of abdominal tergite IV; 21, arrangement of ventral cephalic setae and sensory pore; 22, antenna; 23, maxillary palp with apical stylets; 24, ligula and paraligula, right paraligula omitted; 25, medium- and small-sized claws of posterior parapod.

FIGURES 67 – 69. Ablabesmyia (Karelia) perexilis sp. n., male. 67, Wing; 68, hypopygium, dorsal view; 69, aedeagal complex, dorsal view.

FIGURES 64 – 66. Ablabesmyia (Karelia) lata sp. n., male. 64, Wing; 65, hypopygium, dorsal view; 66, aedeagal complex, compressed.