Orasema stramineipes
Creators: name: Burks, Roger A.
name: Heraty, John M.
name: Dominguez, Chrysalyn
name: Mottern, Jason L.
Publisher: name: Zenodo
Year: 2018
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Hymenoptera
Eucharitidae
Orasema
Orasema stramineipes

description: Key to species of the Orasema stramineipes species group
1 Eye with setae that are visible at 50× magnification (Fig. 246)............................... Orasema woolleyi n. sp.
- Eye setae not visible at 50× magnification (Figs 22, 62)....................................................... 2
2 (1) Mesosoma purple to bluish-purple, without any greenish coloration (Figs 106, 108), and head and mesosoma with moderately long setae (Fig. 109)................................................................... Orasema kulli n. sp.
- Mesosoma at least partially greenish to blue-green or bronze, in combination with other colors; head and mesosoma with short setae (Figs 81, 188, 190–192)............................................................................ 3
3 (2) Mesoscutal midlobe strongly and finely reticulate, with no areolate sculpture (Figs 166, 256)......................... 4
- Mesoscutal midlobe with distinctive areolate sculpture, sometimes without any reticulate sculpture (Fig. 14), but often with both types occurring together (Fig. 81).................................................................... 8
4 (3) Axillula with complete subparallel longitudinal carinae (Fig. 193)........................ Orasema rapo (Walker) (part)
- Axillula areolate or reticulate, without complete subparallel longitudinal carinae (Figs 35, 167, 239, 257)................ 5
5 (4) F2 small, shorter than F3 and shorter than pedicel (Fig. 165).................................... Orasema pisi n. sp.
- F2 not small, longer than F3 and longer than pedicel (Figs 33, 237, 247).......................................... 6
6 (5) Mesoscutal sidelobe areolate-reticulate (Fig. 34). Hind femur always yellow (Fig. 31)......... Orasema chunpi n. sp. (part)
- Mesoscutal sidelobe finely reticulate, without areolate sculpture (Figs 238, 256). Hind femur usually with at least a small amount of dark coloration (Figs 235, 253).................................................................. 7
7 (6) Clypeus smooth (Fig. 236). Mesosoma dark green (Fig. 238)............................ Orasema torrensi n. sp. (part)
- Clypeus partially reticulate (Fig. 254). Mesosoma brightly colored, mostly bright green but with red, blue and yellow areas (Fig. 256)..................................................................... Orasema worcesteri (Girault)
8 (3) Mesoscutellum dorsally with longitudinal carinae (Figs 20, 126, 127, 182, 183).................................... 9
- Mesoscutellum without longitudinal carinae (Figs 14, 211) or only with carinae laterally on axillula (Fig. 193)........... 11
9 (8) Mesoscutal sidelobe almost entirely smooth (Figs 20, 182).................................................... 10
- Mesoscutal sidelobe with transverse carinae (Fig.126)........................................ Orasema llika n. sp.
10 (9) Mesoscutal midlobe with transverse carinae (Fig. 20).................................... Orasema cameroni Howard
- Mesoscutal midlobe areolate, without distinctive transverse carinae (Fig. 182).................... Orasema qincha n. sp.
11 (8) Face smooth in ventral half lateral to clypeus, with wrinkle-like sculpture dorsally (lateral and dorsal to antennal scrobe, Fig. 132)................................................................................ Orasema mati n. sp.
- Face reticulate over most or all of its surface (Figs 140, 208).................................................. 12
12 (11) Mesoscutal sidelobe with transverse carinae (Fig. 24)........................................ Orasema carchi n. sp.
- Mesoscutal sidelobe without transverse carinae (Figs 142, 210)................................................ 13
13 (12) Hind femur with some dark brown coloration (Fig. 235) and clypeus smooth (Fig. 236)............ Orasema torrensi n. sp.
- Hind femur entirely yellow (Fig. 207) or, if partially brown, then clypeus reticulate (Fig. 79)......................... 14
14 (13) Mesoscutal midlobe posteriorly almost entirely reticulate or areolate-reticulate (Figs 142, 190–192, 210)............... 15
- Mesoscutal midlobe posteriorly almost entirely areolate, lacking reticulate sculpture over most of its surface (Figs 14, 202, 228)............................................................................................... 27
15 (14) Axillula with complete longitudinal carinae (Fig. 144)....................................................... 16
- Axillula areolate, carinae diagonal or incomplete (Fig. 219)................................................... 21
16 (15) Mesoscutal midlobe covered mostly by a large dark reddish to black area, present posteriorly and medially (Fig. 56). Mesoscutellum without large purple lateral areas (Fig. 56)................................ Orasema cozamalotl n. sp.
- Mesoscutal midlobe mostly blue or green (Figs 190, 192), or mesoscutellum with large purple lateral areas (Fig. 191)..... 1 7
17 (16) Clypeus reticulate (Fig. 79)................................................. Orasema freychei (Gemignani) (part)
- Clypeus smooth or nearly so (Figs 42, 70, 140)............................................................. 18
18 (17) Mesoscutal sidelobe with smooth area posteriorly, otherwise with weaker reticulate areas than midlobe (Fig. 142). Antenna with dark multiporous plate sensilla that contrast with the pale flagellomeres (Fig. 141)................................................................................................. Orasema minutissima Howard (small form)
- Mesoscutum uniformly reticulate, with sidelobe similar to midlobe. Antenna with multiporous plate sensilla similar to color of flagellomeres (Figs 43, 70, 189)......................................................................... 19
19 (18) Mesoscutellum areolate (Figs 190–192).................................................. Orasema rapo (Walker)
- Mesoscutellum areolate-reticulate or reticulate (Figs 45, 72)................................................... 20
20 (19) Axillula with reticulate sculpture in addition to the parallel carinae (Figs 47, 48).. Orasema costaricensis Wheeler & Wheeler
- Axillula smooth between the parallel carinae (Fig. 73)....................................... Orasema evansi n. sp.
21 (15) Head dorsally with coarse areolate sculpture (Fig. 216)......................................... Orasema taku n. sp.
- Head dorsally reticulate, with very weak or no areolate sculpture (Figs 32, 79).................................... 22
22 (21) Clypeus reticulate (Fig. 79)............................................................ Orasema freychei (part)
- Clypeus smooth or nearly so (Figs 32, 208)................................................................ 23
23 (22) Fore femur yellow (Fig. 171)........................................................................... 24
- Fore femur partially brown (Fig. 31)..................................................................... 25
24 (23) Axillula entirely areolate (Fig. 175). Mesoscutal sidelobes protruding, abrupt anteriorly (Fig. 174)..... Orasema qillu n. sp.
- Axillula with a reticulate area (Fig. 211). Mesoscutal sidelobes gradually curved anteriorly (Fig. 210).......................................................................................... Orasema stramineipes Cameron (part)
25 (24) Fore femur almost entirely dark brown (Fig. 31)............................................ Orasema chunpi n. sp.
- Fore femur with apical quarter yellow (Fig. 261)........................................................... 26
26 (25) Flagellum pale (Fig. 149). Mesoscutellum with a few larger posterior areoles that have reticulate sculpture inside them (Fig. 150)............................................................................... Orasema nyamo n. sp.
- Flagellum dark (Fig. 263). Mesoscutellum with a single large smooth posterior areole (Fig. 264)....... Orasema yaax n. sp.
27 (14) Mesoscutal midlobe with anterior red (or more rarely, yellowish) areas (sometimes as extensions from a more posterior area as in Fig. 210), also with smaller red areas on the axilla or mesoscutellum (Figs 100, 158, 202, 210)..................... 28
- Mesoscutal midlobe, axilla, and mesoscutellum without red or yellow area (Figs 92, 118, 228)....................... 32
28 (27) Fore femur yellow (Figs 97, 207)........................................................................ 29
- Fore femur brownish (Figs 155, 199)..................................................................... 30
29 (28) Axillula entirely areolate (Fig. 101). Petiole in females extending far beyond hind coxal apex (Figs 97, 104).................................................................................................. Orasema kaspi n. sp.
- Axillula partially reticulate (Fig. 211). Petiole in females not or hardly extending beyond hind coxal apex (Figs 207, 214)................................................................................. Orasema stramineipes (part)
30 (28) Funiculars pale brown (Fig. 201)......................................................... Orasema rikra n. sp.
- Funiculars dark brown (Fig. 157)........................................................................ 31
31 (30) Axillula with distinct longitudinal and oblique carinae anteriorly (Fig. 15). Stigmal vein narrow, nearly at a right angle with wing margin (Fig. 16).............................................................. Orasema arimbome n. sp.
- Axillula without distinct longitudinal carinae anteriorly, instead simply areolate (Fig. 158). Stigmal vein more capitate, at an acute angle with wing margin (Fig. 160)................................................... Orasema pirca n. sp.
32 (27) Mesoscutellar disc long and narrow, at least 1.2× as long as broad (Fig. 92)..................... Orasema hyarimai n. sp.
- Mesoscutellar disc broader, not more than 1.1× as long as broad (Figs 118, 228)................................... 33
33 (32) Mesoscutellar disc areolate-reticulate (Fig. 228). Pedicel and flagellum yellow to yellowish-brown in females (Fig. 227).......................................................................................... Orasema tapi n. sp.
- Mesoscutellar disc areolate (Fig. 118). Pedicel and flagellum dark brown in females (Fig. 117)...... Orasema llanthu n. sp.
description: Published as part of Burks, Roger A., Heraty, John M., Dominguez, Chrysalyn & Mottern, Jason L., 2018, Complex diversity in a mainly tropical group of ant parasitoids: Revision of the Orasema stramineipes species group (Hymenoptera: Chalcidoidea: Eucharitidae), pp. 1-107 in Zootaxa 4401 (1) on pages 15-16, DOI: 10.11646/zootaxa.4401.1.1, http://zenodo.org/record/1207463