Orasema stramineipes

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), Zootaxa 4401 (1), pp. 1-107 : 15-16

publication ID	https://doi.org/ 10.11646/zootaxa.4401.1.1
publication LSID	lsid:zoobank.org:pub:CE7364CD-1A9E-45F2-ABA1-FB574F03BCBE
DOI	https://doi.org/10.5281/zenodo.5966284
persistent identifier	https://treatment.plazi.org/id/7B0A879B-DE60-FFE5-FF19-FE69B5C3DB7F
treatment provided by	Plazi
scientific name	Orasema stramineipes
status

Treatment

Key to species of the Orasema stramineipes View in CoL species group

1 Eye with setae that are visible at 50× magnification ( Fig. 246 View FIGURES 245–250 )............................... Orasema woolleyi n. sp.

- Eye setae not visible at 50× magnification ( Figs 22 View FIGURES 21–26 , 62 View FIGURES 61–66 )....................................................... 2

2 (1) Mesosoma purple to bluish-purple, without any greenish coloration ( Figs 106, 108 View FIGURES 105–110 ), and head and mesosoma with moderately long setae ( Fig. 109 View FIGURES 105–110 )................................................................... 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 View FIGURES 77–82 , 188, 190–192 View FIGURES187–192 )............................................................................ 3

3 (2) Mesoscutal midlobe strongly and finely reticulate, with no areolate sculpture ( Figs 166 View FIGURES 163–168 , 256 View FIGURES 253–258 )......................... 4

- Mesoscutal midlobe with distinctive areolate sculpture, sometimes without any reticulate sculpture ( Fig. 14 View FIGURES 11–16 ), but often with both types occurring together ( Fig. 81 View FIGURES 77–82 ).................................................................... 8

4 (3) Axillula with complete subparallel longitudinal carinae ( Fig. 193 View FIGURES 193–198 )........................ Orasema rapo (Walker) View in CoL (part)

- Axillula areolate or reticulate, without complete subparallel longitudinal carinae ( Figs 35 View FIGURES 31–36 , 167 View FIGURES 163–168 , 239 View FIGURES 235–240 , 257 View FIGURES 253–258 )................ 5

5 (4) F2 small, shorter than F3 and shorter than pedicel ( Fig. 165 View FIGURES 163–168 ).................................... Orasema pisi n. sp.

- F2 not small, longer than F3 and longer than pedicel ( Figs 33 View FIGURES 31–36 , 237 View FIGURES 235–240 , 247 View FIGURES 245–250 ).......................................... 6

6 (5) Mesoscutal sidelobe areolate-reticulate ( Fig. 34 View FIGURES 31–36 ). Hind femur always yellow ( Fig. 31 View FIGURES 31–36 )......... Orasema chunpi n. sp. (part)

- Mesoscutal sidelobe finely reticulate, without areolate sculpture ( Figs 238 View FIGURES 235–240 , 256 View FIGURES 253–258 ). Hind femur usually with at least a small amount of dark coloration ( Figs 235 View FIGURES 235–240 , 253 View FIGURES 253–258 ).................................................................. 7

7 (6) Clypeus smooth ( Fig. 236 View FIGURES 235–240 ). Mesosoma dark green ( Fig. 238 View FIGURES 235–240 )............................ Orasema torrensi n. sp. (part)

- Clypeus partially reticulate ( Fig. 254 View FIGURES 253–258 ). Mesosoma brightly colored, mostly bright green but with red, blue and yellow areas ( Fig. 256 View FIGURES 253–258 )..................................................................... Orasema worcesteri (Girault) View in CoL

8 (3) Mesoscutellum dorsally with longitudinal carinae ( Figs 20 View FIGURES 19, 20 , 126, 127 View FIGURES 123–128 , 182, 183 View FIGURES 179–184 ).................................... 9

- Mesoscutellum without longitudinal carinae ( Figs 14 View FIGURES 11–16 , 211 View FIGURES 207–212 ) or only with carinae laterally on axillula ( Fig. 193 View FIGURES 193–198 )........... 11

9 (8) Mesoscutal sidelobe almost entirely smooth ( Figs 20 View FIGURES 19, 20 , 182 View FIGURES 179–184 ).................................................... 10

- Mesoscutal sidelobe with transverse carinae ( Fig.126 View FIGURES 123–128 )........................................ Orasema llika n. sp.

10 (9) Mesoscutal midlobe with transverse carinae ( Fig. 20 View FIGURES 19, 20 ).................................... Orasema cameroni Howard View in CoL

- Mesoscutal midlobe areolate, without distinctive transverse carinae ( Fig. 182 View FIGURES 179–184 ).................... 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 View FIGURES 131–136 )................................................................................ Orasema mati n. sp.

- Face reticulate over most or all of its surface ( Figs 140 View FIGURES 139–144 , 208 View FIGURES 207–212 ).................................................. 12

12 (11) Mesoscutal sidelobe with transverse carinae ( Fig. 24 View FIGURES 21–26 )........................................ Orasema carchi n. sp.

- Mesoscutal sidelobe without transverse carinae ( Figs 142 View FIGURES 139–144 , 210 View FIGURES 207–212 )................................................ 13

13 (12) Hind femur with some dark brown coloration ( Fig. 235 View FIGURES 235–240 ) and clypeus smooth ( Fig. 236 View FIGURES 235–240 )............ Orasema torrensi n. sp.

- Hind femur entirely yellow ( Fig. 207 View FIGURES 207–212 ) or, if partially brown, then clypeus reticulate ( Fig. 79 View FIGURES 77–82 )......................... 14

14 (13) Mesoscutal midlobe posteriorly almost entirely reticulate or areolate-reticulate ( Figs 142 View FIGURES 139–144 , 190–192 View FIGURES187–192 , 210 View FIGURES 207–212 )............... 15

- Mesoscutal midlobe posteriorly almost entirely areolate, lacking reticulate sculpture over most of its surface ( Figs 14 View FIGURES 11–16 , 202 View FIGURES 199–204 , 228 View FIGURES 225–230 )............................................................................................... 27

15 (14) Axillula with complete longitudinal carinae ( Fig. 144 View FIGURES 139–144 )....................................................... 16

- Axillula areolate, carinae diagonal or incomplete ( Fig. 219 View FIGURES 215–220 )................................................... 21

16 (15) Mesoscutal midlobe covered mostly by a large dark reddish to black area, present posteriorly and medially ( Fig. 56 View FIGURES 53–58 ). Mesoscutellum without large purple lateral areas ( Fig. 56 View FIGURES 53–58 )................................ Orasema cozamalotl n. sp.

- Mesoscutal midlobe mostly blue or green ( Figs 190, 192 View FIGURES187–192 ), or mesoscutellum with large purple lateral areas ( Fig. 191 View FIGURES187–192 )..... 1 7

17 (16) Clypeus reticulate ( Fig. 79 View FIGURES 77–82 )................................................. Orasema freychei (Gemignani) (part)

- Clypeus smooth or nearly so ( Figs 42 View FIGURES 41–52 , 70 View FIGURES 69–74 , 140 View FIGURES 139–144 )............................................................. 18

18 (17) Mesoscutal sidelobe with smooth area posteriorly, otherwise with weaker reticulate areas than midlobe ( Fig. 142 View FIGURES 139–144 ). Antenna with dark multiporous plate sensilla that contrast with the pale flagellomeres ( Fig. 141 View FIGURES 139–144 )................................................................................................. Orasema minutissima Howard View in CoL (small form)

- Mesoscutum uniformly reticulate, with sidelobe similar to midlobe. Antenna with multiporous plate sensilla similar to color of flagellomeres ( Figs 43 View FIGURES 41–52 , 70 View FIGURES 69–74 , 189 View FIGURES187–192 )......................................................................... 19

19 (18) Mesoscutellum areolate ( Figs 190–192 View FIGURES187–192 ).................................................. Orasema rapo (Walker) View in CoL

- Mesoscutellum areolate-reticulate or reticulate ( Figs 45 View FIGURES 41–52 , 72 View FIGURES 69–74 )................................................... 20

20 (19) Axillula with reticulate sculpture in addition to the parallel carinae ( Figs 47, 48 View FIGURES 41–52 ).. Orasema costaricensis Wheeler & Wheeler View in CoL

- Axillula smooth between the parallel carinae ( Fig. 73 View FIGURES 69–74 )....................................... Orasema evansi n. sp.

21 (15) Head dorsally with coarse areolate sculpture ( Fig. 216 View FIGURES 215–220 )......................................... Orasema taku n. sp.

- Head dorsally reticulate, with very weak or no areolate sculpture ( Figs 32 View FIGURES 31–36 , 79 View FIGURES 77–82 ).................................... 22

22 (21) Clypeus reticulate ( Fig. 79 View FIGURES 77–82 )............................................................ Orasema freychei (part)

- Clypeus smooth or nearly so ( Figs 32 View FIGURES 31–36 , 208 View FIGURES 207–212 )................................................................ 23

23 (22) Fore femur yellow ( Fig. 171 View FIGURES 171–176 )........................................................................... 24

- Fore femur partially brown ( Fig. 31 View FIGURES 31–36 )..................................................................... 25

24 (23) Axillula entirely areolate ( Fig. 175 View FIGURES 171–176 ). Mesoscutal sidelobes protruding, abrupt anteriorly ( Fig. 174 View FIGURES 171–176 )..... Orasema qillu n. sp.

- Axillula with a reticulate area ( Fig. 211 View FIGURES 207–212 ). Mesoscutal sidelobes gradually curved anteriorly ( Fig. 210 View FIGURES 207–212 ).......................................................................................... Orasema stramineipes Cameron View in CoL (part)

25 (24) Fore femur almost entirely dark brown ( Fig. 31 View FIGURES 31–36 )............................................ Orasema chunpi n. sp.

- Fore femur with apical quarter yellow ( Fig. 261 View FIGURES 261–266 )........................................................... 26

26 (25) Flagellum pale ( Fig. 149 View FIGURES 147–152 ). Mesoscutellum with a few larger posterior areoles that have reticulate sculpture inside them ( Fig. 150 View FIGURES 147–152 )............................................................................... Orasema nyamo n. sp.

- Flagellum dark ( Fig. 263 View FIGURES 261–266 ). Mesoscutellum with a single large smooth posterior areole ( Fig. 264 View FIGURES 261–266 )....... 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 View FIGURES 207–212 ), also with smaller red areas on the axilla or mesoscutellum ( Figs 100 View FIGURES 97–104 , 158 View FIGURES 155–162 , 202 View FIGURES 199–204 , 210 View FIGURES 207–212 )..................... 28

- Mesoscutal midlobe, axilla, and mesoscutellum without red or yellow area ( Figs 92 View FIGURES 89–94 , 118 View FIGURES 115–120 , 228 View FIGURES 225–230 )....................... 32

28 (27) Fore femur yellow ( Figs 97 View FIGURES 97–104 , 207 View FIGURES 207–212 )........................................................................ 29

- Fore femur brownish ( Figs 155 View FIGURES 155–162 , 199 View FIGURES 199–204 )..................................................................... 30

29 (28) Axillula entirely areolate ( Fig. 101 View FIGURES 97–104 ). Petiole in females extending far beyond hind coxal apex ( Figs 97, 104 View FIGURES 97–104 ).................................................................................................. Orasema kaspi n. sp.

- Axillula partially reticulate ( Fig. 211 View FIGURES 207–212 ). Petiole in females not or hardly extending beyond hind coxal apex ( Figs 207 View FIGURES 207–212 , 214 View FIGURES 213–214 )................................................................................. Orasema stramineipes View in CoL (part)

30 (28) Funiculars pale brown ( Fig. 201 View FIGURES 199–204 )......................................................... Orasema rikra n. sp.

- Funiculars dark brown ( Fig. 157 View FIGURES 155–162 )........................................................................ 31

31 (30) Axillula with distinct longitudinal and oblique carinae anteriorly ( Fig. 15 View FIGURES 11–16 ). Stigmal vein narrow, nearly at a right angle with wing margin ( Fig. 16 View FIGURES 11–16 ).............................................................. Orasema arimbome n. sp.

- Axillula without distinct longitudinal carinae anteriorly, instead simply areolate ( Fig. 158 View FIGURES 155–162 ). Stigmal vein more capitate, at an acute angle with wing margin ( Fig. 160 View FIGURES 155–162 )................................................... Orasema pirca n. sp.

32 (27) Mesoscutellar disc long and narrow, at least 1.2× as long as broad ( Fig. 92 View FIGURES 89–94 )..................... Orasema hyarimai n. sp.

- Mesoscutellar disc broader, not more than 1.1× as long as broad ( Figs 118 View FIGURES 115–120 , 228 View FIGURES 225–230 )................................... 33

33 (32) Mesoscutellar disc areolate-reticulate ( Fig. 228 View FIGURES 225–230 ). Pedicel and flagellum yellow to yellowish-brown in females ( Fig. 227 View FIGURES 225–230 ).......................................................................................... Orasema tapi n. sp.

- Mesoscutellar disc areolate ( Fig. 118 View FIGURES 115–120 ). Pedicel and flagellum dark brown in females ( Fig. 117 View FIGURES 115–120 )...... Orasema llanthu n. sp.