Streblocera Westwood 1883
Creators: name: Long, Khuat Dang
name: Nhi, Pham Thi
Publisher: name: Zenodo
Year: 2020
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Hymenoptera
Braconidae
Streblocera

description: Key to Streblocera species from Vietnam
1. Scapus robust, length of scapus 4.0–5.0 × its maximum width (without horn) (Figs 23, 30); propodeum distinctly convex ante- riorly higher upper level of scutellum (Figs 23, 28).............. Streblocera (Eutanycerus) trangana Long & Pham, sp. n.
- Scapus slender, length of scapus 6.5–9.5 × its maximum width (without horn) (Figs 8, 19, 41); propodeum at the upper level of scutellum (Figs 6, 39).................................................................................. 2
2. Fifth flagellomere geniculate (Fig. 82 in Belokobylskij, 2000b); second to fifth flagellomeres with pointed tubercles baso-ventrally (Fig. 82 in Belokobylskij, 2000b), 19 antennomeres............................ S. (E.) thayi Belokobylskij, 2000
- Seventh flagellomeres geniculate (Figs 7, 18, 40; Fig. 76 in Belokobylskij, 2000b); second to sixth flagellomeres serrate (Figs 7, 40), if not then fused immobile and slightly compressed with deep ventral excisions between flagellomeres (Fig. 76 in Belokobylskij, 2000b); antenna with 19–25 antennomeres......................................................... 3
3. First-fifth flagellomeres not serrate; scapus shorter, less than 6.5 × its maximum width (without horn) (Fig. 2B in Watanabe, 1942. China, Japan, Russia ....................................................... S. (E.) okadai Watanabe, 1942
- At least first to fifth flagellomeres serrate (Figs 7, 18, 40) or fused immobile and slightly compressed with deep ventral excisions between flagellomeres (Fig. 76 in Belokobylskij, 2000b); scapus long, 7.5–9.4 × its maximum width (without horn) (Figs 8, 19, 41)............................................................................................ 4
4. Scapus long, length of scapus 9.3–9.4 × as long as its maximum width (without horn) (Figs 19, 41); antenna with 23–25 antennomeres (tuyenquangensis & quangbinhensis).............................................................. 5
- Scapus shorter, length of scapus 7.5–7.8 × as long as its maximum width (without horn) (Fig. 8; Fig. 75 in Belokobylskij, 2000b); antenna with 19–21 antennomeres (intermedia & pila)................................................. 6
5. First metasomal tergite rather long, median length 2.3 × as long as its apical width (Fig. 42); apical width 3.75 × minimum width; vein cu-a of fore wing distinctly postfurcal (Fig. 44)........................ S. (E.) tuyenquangensis Long, sp. n.
- First metasomal tergite shorter, median length 1.6 × as long as its apical width (Fig. 20); apical width 3.3 × minimum width; vein cu-a of fore wing slightly postfurcal (Fig. 22)................................ S. (E.) quangbinhensis Long, sp. n.
6. First metasomal tergite slender, length of first metasomal tergite 2.45 × apical width; apical width of first metasomal tergite 2.75 × its minimum width (Fig. 10); antenna with 21 antennomeres........................... S. (E.) intermedia Long, sp. n.
- First metasomal tergite shorter, length of first metasomal tergite 1.6 × apical width; apical width of first metasomal tergite 3.0 × its minimum width (Fig. 74 in Belokobylskij, 2000b); antenna with 19–20 antennomeres... S. (E.) pila Belokobylskij, 2000
description: Published as part of Long, Khuat Dang & Nhi, Pham Thi, 2020, Notes on the genus Streblocera Westwood, 1883 (Hymenoptera: Braconidae: Euphorinae) from Vietnam, with description of four new species, pp. 402-414 in Zootaxa 4767 (3) on pages 403-404, DOI: 10.11646/zootaxa.4767.3.2, http://zenodo.org/record/3772959