Neurotoma, Konow, 1897

Shinohara, Akihiko, Kramp, Katja & Taeger, Andreas, 2022, The Pamphiliinae of the Russian Far East and Korea (Hymenoptera, Pamphiliidae), Zootaxa 5167 (1), pp. 1-251 : 40

Key to the Neurotoma species of the Russian Far East and Korea

1 (a) Head covered with long hairs ( Fig. 3 : 1a,b; 2b; 2bb).

(b) Occipital carina blunt or inconspicuous ( Fig. 3 : 1a, b). ... 2

– (aa) Head glabrous or nearly so except for sparsely pilose gena and clypeus ( Fig. 3 : 1aa, bb; 4a, b–5bb, cc).

(bb) Occipital carina sharply defined ( Fig. 3 : 1aa, bb). ... 3

2(1)

(a) Abdomen without distinct bluish luster.

(b) Female: clypeus with large creamy white mark medially ( Fig. 3 : 2b).

(c) Male: head entirely black. ... N. atrata , p. 58

– (aa) Abdomen with distinct bluish luster dorsally.

(bb) Female: clypeus with two large lateral creamy white marks ( Fig. 3 : 2bb).

(cc) Male: Head with large subtriangular mark on clypeus. ... N. coreana , p. 59

3(1)

(a) Antenna with scape and pedicel usually entirely yellow in both sexes (see Fig. 3 : 1aa, bb), scape at most with obscure blackish mark. ... N. iridescens , p. 59

– (aa) Scape and pedicel mostly black in female (e.g., Fig. 3 : 4aa, bb), at least scape black dorsally in male. ... 4

4(3)

(a) Head ( Fig. 3 : 4a, b), thorax and abdomen richly marked with whitish yellow.

(b) Facial and frontoclypeal crests prominent, sharply carinate ( Fig. 3 : 4a, b). ... N. satoi , p. 60

– (aa) Head ( Fig. 3 : 4aa, bb), thorax and abdomen with few pale-yellow marks.

(bb) Facial and frontoclypeal crests low, not sharply carinate ( Fig. 3 : 4aa, bb). ... 5

5(4)

(a) Small species, female 7–9.5 mm, male 7.5–8.5 mm.

(b) Head entirely black in both sexes, except for sometimes obscure small spot at upper facial orbit ( Fig. 3 : 5b, c).

(c) Vertex and temple smooth, with shallow distant punctures ( Fig. 3 : 4aa, bb; 5b, c).

(d) Mesoscutellum and metascutellum entirely black in female.

(e) Cell C of forewing pilose all over. ... N. sibirica , p. 60

– (aa) Large species, female 13 mm, male 12 mm.

(bb) Head with large pale yellow mark between antennae in female ( Fig. 3 : 5bb, cc), anterior surface mostly pale yellow in male.

(cc) Vertex and temple covered with dense, well-separated punctures ( Fig. 3 : 5bb, cc).

(dd) Mesoscutellum and metascutellum pale yellow in female.

(ee) Cell C of forewing glabrous, with some pilosity in apical posterior part. ... N. silla , p. 61

Figures

FIGURE 3. Key to Neurotoma species