Centistes
Creators: name: Aguirre, Helmuth
name: Almeida, Luis Felipe Ventura De
name: Shaw, Scott Richard
Publisher: name: Zenodo
Year: 2017
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Hymenoptera
Braconidae
Centistes

description: Key to females of the Neotropical species of Centistes
1. Pit on mesoscutum present (Figs 30, 40, 47, 61, 68, 75, 117, 138, 145, 166, 173 and 180).............................2
- Pit on mesosctum absent...............................................................................13
2(1). Vertex, temple, and median mesonotal lobe extensively pubescent (Figs 47, 117 and 166)............................3
- Vertex, temple, and median mesonotal lobe almost glabrous, only a few scattered setae. If a dense pubescence is present it is restricted to the anterior half of the median mesonotal lobe (Figs 124 and 145).....................................5
3(2). Vein Rs+M absent (Figs 21–23).............................................................. C. pilosus n. sp.
- Vein Rs+M present as a short stub (Fig. 24).................................................................4
4(3). Head completely yellow; ovipositor sheath ± 2.5 × as long as basal width............................ C. hirsutus n. sp.
- Head dorsally dark brown-black, and genae, face and clypeus yellow; ovipositor sheath Ż 3.0 × as long as basal width.......................................................................................... C. auricephalus n. sp.
5(2). Vein Rs+M complete (Fig. 25)........................................................................... 6
- Vein Rs+M either present as a short stub or absent (Figs 21–24).................................................8
6(5). Ovipositor short and broad, ovipositor sheath ± 2.0 × longer than basal width; pterostigma Ż 3.0 × longer than maximum width
........................................................................................ C. sergeyi n. sp. - Ovipositor long and narrow, ovipositor sheath Ż 3.0 × longer than basal width; pterostigma ± 4.0 × longer than maximum width............................................................................................... 7
7(6). Ovipositor sheaths apically pointed; lateral ocellus separated from compound eye by a distance 2.0 × ocellar width........................................................................................... .. C. cartagoensis n. sp.
- Ovipositor sheaths apically truncated; lateral ocellus separated from compound eye by a distance equal to ocellar width....................................................................................... C. puntarenensis n. sp.
8(5). Hypopygium with clasper-like structures.................................................... C. bicaudatus n. sp.
- Hypopygium without clasper-like structures................................................................9
9(8). Ovipositor sheaths long, narrow, and parallel-sided (Figs 32, 140, and 147).......................................10
- Ovipositor short, broad, basally widened and apically pointed (Figs 42 and 70)....................................12
10(9). Face yellow........................................................................ C. longicaudatus n. sp.
- Face black or dark brown..............................................................................11
11(10). Fore wing with stigma brown; head in dorsal view with eyes prominently bulging...................... C. marshi n. sp.
- Fore wing with stigma yellow; head in dorsal view with eyes not prominently bulging as before....... C. achterbergi n. sp.
12(9). Vein Rs+M absent....................................................................... C. cabecares n. sp.
- Vein Rs+M present as a short stub...................................................... C. acuticaudatus n. sp.
13(1). Vein Rs+M either complete or present as a short stub (Figs 24 and 25)...........................................14
- Vein Rs+M absent (Figs 21–23).........................................................................19
14(13). Vein Rs+M complete (Fig. 25)..........................................................................15
- Vein Rs+M present as a short stub (Fig. 24)................................................................18
15(14). Notauli deeply impressed throughout its longitude (Figs 5 and 159)............................................. 16
- Notauli either absent or impressed only anteriorly (Figs 12 and 103)............................................17
16(15). Body color mostly black-dark brown; front and middle femora normal, not particularly thickened; ovipositor sheath 1.7 × as long as basal width.................................................................. C. epicaeri Muesebeck
- Head, propodeum and terga black; mesoscutum, mesopleuron, mesosternum and sterna orange; front and middle femora stout; ovipositor sheath ± 1.0 × as long as basal width............................................. C. ornamentum n. sp.
17(15). Body mostly orange-yellow; ovipositor sheaths relatively long, length> 3.0 × basal width................ C. gasseni Shaw
- Body mostly black-dark brown; ovipositor sheaths relatively short, length <2.0 × basal width............ .. C. gauldi n. sp.
18(14). Ovipositor sheaths cup-shaped; ovipositor sheath <1.5 × as long as basal width; hind femora thick, hind femora length 4.1 × maximum width; fore wing with pterostigma brown.......................................... C. laticaudatus n. sp.
- Ovipositor sheaths finger-like; ovipositor sheath> 2.0 × as long as basal width; hind femora thin, hind femora length 5.0‾6.0 × maximum width; fore wing with pterostigma yellow........................................... C. auristigma n. sp.
19(13). Hypopygium with clasper-like structures.................................................. .. C. chorotegus n. sp.
- Hypopygium without clasper-like structures...............................................................20
20(19). Precoxal sulcus absent; posterior border of hypopygium sinuate.............................. .. C. curvicaudatus n. sp.
- Precoxal sulcus present; posterior border of hypopygium otherwise but never sinuate...............................21
21(20). Body stout; femora particularly thick; ovipositor sheath length 1.0‾1.2 × basal width................. C. compactus n. sp.
- Neither body nor legs particularly stout as above; ovipositor sheath length Ż 2.0 × basal width........................22
22(21). Ovipositor sheaths short and broad; ovipositor sheath 2.0 × as long as basal width.................... .. C. hansoni n. sp.
- Ovipositor sheaths longer and narrow; ovipositor sheath 3.0 × as long as basal width...............................23
23(22). Notauli deeply impressed only anteriorly.................................................... C. muertensis n. sp.
- Notauli absent.......................................................................................24
24(23). Face black-dark brown; median mesonotal lobe anteriorly densely pubescent, posteriorly glabrous......... C. janzeni n. sp.
- Face yellow; median mesonotal lobe thoroughly glabrous, occasionally with a few scattered setae..... .. C. zurquiensis n. sp.
description: Published as part of Aguirre, Helmuth, Almeida, Luis Felipe Ventura De & Shaw, Scott Richard, 2017, Revision of the genus Centistes (Hymenoptera: Braconidae: Euphorinae: Centistini) of Costa Rica, pp. 1-46 in Zootaxa 4216 (1) on pages 5-6, DOI: 10.5281/zenodo.229787