Description
provided by Journal of Hymenoptera Research
Male.
Body length. 6–11 mm.
Head. Clypeus forming obtuse angle medially (Fig. 15), apex linear or shallowly emarginate; antennal lobes well-developed, with narrow, deep notch between; frons with/without medial projection or lobe above antennal sockets; frons and vertex punctures separated by 1–4 puncture diameters; scapal ridge two-thirds length of scape; flagellomere I 1.8× as long as broad; flagellomere II 2.2× as long as broad; flagellomere III 2.2× as long as broad; flagellomeres III–X arcuate; flagellomere XI 5× as long as broad.
Mesosoma. Pronotal disk transversely striatiform anteriorly, evenly convex medially, shoulders evenly rounded, punctures separated by 0.5–2.0 puncture diameters; scutal punctures separated by 0.5–1.0 puncture diameter, becoming less dense medially; scutellum and mesopleuron highly polished, punctation 4–5 puncture diameters apart or more; propodeum covered with dense fine, transverse ridges, becoming U-shaped dorsally.
Metasoma. Terga highly polished, punctures tiny separated by 4–5 puncture diameters; sterna highly polished, with smooth subapical transverse groove, punctures anterior to groove 1 puncture diameter apart, posterior to groove 4–5 puncture diameters.
Genitalia (Fig. 30). Paramere breadth at medial angle 2.2–2.5× breadth at halfway point between apex and medial angle, paramere length versus breadth at submedial angle 4.6×.
Color. Black, with red to brown mandibles; legs black to dark brown becoming paler brown on tarsi in some specimens; palpi yellow; parategula black, without transparent margin; wing membrane untinted or slightly brown tinted.
Vestiture. Sparse erect, silvery.
Checklist of Methocha Species
1. Methocha arcuata sp. n. Distribution: Fianarantsoa Province.
2. Methocha arnoldi Krombein 1949:72. Holotype male; Madagascar: near Rogez (Krombein, on loan to WASHINGTON). Distribution: Antsiranana, Fianarantsoa, Mahajanga, Toliara and Toamasina Provinces.
3. Methocha cambonini (Saussure) 1891:259. (Methoca). Holotype female; Madagascar (GENEVA).
4. Methocha depressa sp. n. Distribution: Fianarantsoa Province.
5. Methocha flavipalpus sp. n. Distribution: Mahajanga, Toliara Provinces.
6. Methocha impunctata sp. n. Distribution: Toamasina Province.
7. Methocha lambertoni Krombein 1949:73. Holotype male; Madagascar: near Rogez, (Krombein, on loan to WASHINGTON). Distribution: Antsiranana, Fianarantsoa, Mahajanga, Toamasina and Toliara Provinces.
8. Methocha nasiformis sp. n. Distribution: Fianarantsoa, Antsiranana Provinces.
9. Methocha robusta sp. n. Distribution: Fianarantsoa, Toamasina Provinces.
10. Methocha strigosa sp. n. Distribution: Antsiranana, Fianarantsoa, Mahajanga, Toamasina, Toliara, Diego Suarez Provinces.
- bibliographic citation
- Kimsey L (2011) Tiphiidae wasps of Madagascar (Hymenoptera, Tiphiidae) Journal of Hymenoptera Research 22: 45–68
- author
- Lynn S. Kimsey
Description
provided by Journal of Hymenoptera Research (archived)
Male.
Body length. 6–11 mm.
Head. Clypeus forming obtuse angle medially (Fig. 15), apex linear or shallowly emarginate; antennal lobes well-developed, with narrow, deep notch between; frons with/without medial projection or lobe above antennal sockets; frons and vertex punctures separated by 1–4 puncture diameters; scapal ridge two-thirds length of scape; flagellomere I 1.8× as long as broad; flagellomere II 2.2× as long as broad; flagellomere III 2.2× as long as broad; flagellomeres III–X arcuate; flagellomere XI 5× as long as broad.
Mesosoma. Pronotal disk transversely striatiform anteriorly, evenly convex medially, shoulders evenly rounded, punctures separated by 0.5–2.0 puncture diameters; scutal punctures separated by 0.5–1.0 puncture diameter, becoming less dense medially; scutellum and mesopleuron highly polished, punctation 4–5 puncture diameters apart or more; propodeum covered with dense fine, transverse ridges, becoming U-shaped dorsally.
Metasoma. Terga highly polished, punctures tiny separated by 4–5 puncture diameters; sterna highly polished, with smooth subapical transverse groove, punctures anterior to groove 1 puncture diameter apart, posterior to groove 4–5 puncture diameters.
Genitalia (Fig. 30). Paramere breadth at medial angle 2.2–2.5× breadth at halfway point between apex and medial angle, paramere length versus breadth at submedial angle 4.6×.
Color. Black, with red to brown mandibles; legs black to dark brown becoming paler brown on tarsi in some specimens; palpi yellow; parategula black, without transparent margin; wing membrane untinted or slightly brown tinted.
Vestiture. Sparse erect, silvery.
Checklist of Methocha Species
1. Methocha arcuata sp. n. Distribution: Fianarantsoa Province.
2. Methocha arnoldi Krombein 1949:72. Holotype male; Madagascar: near Rogez (Krombein, on loan to WASHINGTON). Distribution: Antsiranana, Fianarantsoa, Mahajanga, Toliara and Toamasina Provinces.
3. Methocha cambonini (Saussure) 1891:259. (Methoca). Holotype female; Madagascar (GENEVA).
4. Methocha depressa sp. n. Distribution: Fianarantsoa Province.
5. Methocha flavipalpus sp. n. Distribution: Mahajanga, Toliara Provinces.
6. Methocha impunctata sp. n. Distribution: Toamasina Province.
7. Methocha lambertoni Krombein 1949:73. Holotype male; Madagascar: near Rogez, (Krombein, on loan to WASHINGTON). Distribution: Antsiranana, Fianarantsoa, Mahajanga, Toamasina and Toliara Provinces.
8. Methocha nasiformis sp. n. Distribution: Fianarantsoa, Antsiranana Provinces.
9. Methocha robusta sp. n. Distribution: Fianarantsoa, Toamasina Provinces.
10. Methocha strigosa sp. n. Distribution: Antsiranana, Fianarantsoa, Mahajanga, Toamasina, Toliara, Diego Suarez Provinces.
- bibliographic citation
- Kimsey L (2011) Tiphiidae wasps of Madagascar (Hymenoptera, Tiphiidae) Journal of Hymenoptera Research 22: 45–68
- author
- Lynn S. Kimsey