1	Metatibia entirely or mostly (>0.7) dark brown to black, with yellow to white usually restricted to anterior 0.2 at most (rarely with pale area extending up to anterior 0.3 of metatibia) (as in Figs 166a, d)	2
–	Metatibia light yellow to orange-yellow from 0.4 to almost entire metatibia (as in Figs 197c, 200c)	26
2(1)	Ovipositor sheaths at least 1.0 × as long as metatibia and 1.3 × as long as metafemur	3
–	Ovipositor sheaths at most 0.9 × as long as metatibia and 1.1 × as long as metafemur	4
3(2)	T1 length 2.7–2.8 × its width at posterior margin; T1 maximum width 1.6–1.7 × its width at posterior margin; metafemur usually more than 3.0 × as long as wide (rarely 2.8–2.9 ×) [Host species Codatractus imalena]	Apanteles luzmariaromeroae Fernández-Triana, sp. n.
–	T1 length 2.5–2.6 × its width at posterior margin; T1 maximum width 1.4–1.5 × its width at posterior margin; metafemur 2.8 × as long as wide [Host species Astraptus talus]	Apanteles marcovenicioi Fernández-Triana, sp. n. (N = 1)
4(2)	Ovipositor at most 0.7 × as long as metatibia and 0.8 × as long as metafemur	5
–	Ovipositor more than 0.7 × as long as metatibia and usually more than 0.8 × as long as metafemur	6
5(4)	Larger species, body length usually 2.3-2.5 mm (rarely 2.1 mm), and fore wing length usually 2.5–2.6 mm (rarely 2.3–2.4 mm); T1 length 2.7–2.8 × its width at posterior margin [Host species: Bungalotis erythus]	Apanteles ciriloumanai Fernández-Triana, sp. n.
–	Smaller species, body length at most 2.1 mm, and fore wing length at most 2.3 mm; T1 length 2.5-2.6 × its width at posterior margin [Host species: Nascus spp.]	Apanteles josecortesi Fernández-Triana, sp. n.
6(4)	Metafemur at most 2.8 × as long as wide (rarely 2.9 × in individual specimens), and ovipositor sheaths less than 0.9 × as long as metafemur	7
–	Metafemur at least 2.9 × as long as wide and/or ovipositor sheaths at least 0.9 × as long as metafemur	9
7(6)	Fore wing length 2.5–2.6 mm and body length at least 2.3 mm (usually more) [Host species: Ocyba calathana. A total of 18 diagnostic characters in the barcoding region: 38 C, 55 C, 61 C, 154 C, 235 T, 310 C, 316 T, 322 T, 358 C, 397 C, 405 G, 431 C, 457 C, 476 C, 604 T, 610 C, 637 A, 641 C]	Apanteles cynthiacorderoae Fernández-Triana, sp. n.
–	Fore wing length at most 2.4 mm (usually less) and body length usually less than 2.3 mm [Host species: Cephise aelius or Phocides spp. A total of 18 diagnostic characters in the barcoding region: 38 T, 55 T, 61 T, 154 T, 235 C, 310 T, 316 A, 322 A, 358 T, 397 T, 405 A, 431 A, 457 T, 476 A, 604 A, 610 T, 637 T, 641 T]	8
8(7)	T1 length 2.3–2.8 × its width at posterior margin (rarely 2.1–2.2 ×) [Host species: Cephise aelius. A total of 39 diagnostic characters in the barcoding region: 19 T, 43 A, 49 C, 98 A, 118 C, 170 A, 181 G, 184 A, 187 T, 212 C, 238 T, 259 C, 263 T, 284 C, 295 A, 298 A, 304 T, 340 C, 364 T, 379 T, 400 C, 421 T, 439 C, 448 T, 458 T, 490 C, 507 T, 508 T, 529 C, 536 T, 562 A, 574 A, 578 T, 589 T, 601 C, 616 T, 629 T, 646 T, 652 C]	Apanteles hazelcambroneroae Fernández-Triana, sp. n.
–	T1 length 2.1–2.2 × its width at posterior margin [Host species: Phocides spp. A total of 39 diagnostic characters in the barcoding region: 19 C, 43 T, 49 T, 98 G, 118 T, 170 G, 181 A, 184 T, 187 C, 212 T, 238 C, 259 T, 263 C, 284 T, 295 T, 298 G, 304 C, 340 T, 364 A, 379 C, 400 T, 421 C, 439 T, 448 C, 458 C, 490 T, 507 C, 508 C, 529 T, 536 C, 562 T, 574 T, 578 C, 589 C, 601 T, 616 C, 629 C, 646 C, 652 T]	Apanteles randallgarciai Fernández-Triana, sp. n.
9(6)	Fore wing with veins C+Sc+R and R1 mostly brown; usually veins r, 2RS, 2M, (RS+M)b, 1CU, 2Cua, and 1m-cu partially brown; interior area of other veins, and at least part of pterostigma, usually light brown or yellowish-white (as in Figs 165b, 172b, 189b)	10
–	Fore wing with veins C+Sc+R and R1 with brown coloration restricted narrowly to borders, interior area of those veins and pterostigma (and sometimes veins r, 2RS and 2M) transparent or white; other veins mostly transparent (as in Figs 173b, 174b, 175b)	19
10(9)	Metafemur 2.7 × as long as wide; ovipositor sheaths 0.9 × as long as metatibia and 1.1 × as long as metafemur	Apanteles eugeniaphilipsae Fernández-Triana, sp. n. (N = 2)
–	Metafemur at least 2.8 × as long as wide; ovipositor sheaths at most 0.8 × (rarely 0.9 ×) as long as metatibia and at most 1.0 × as long as metafemur	11
11(10)	Maximum width of T1 (at about 0.7–0.8 × its length) more than 1.7 × its width at posterior margin	Apanteles rodrigogamezi Fernández-Triana, sp. n.
–	Maximum width of T1 (at about 0.7–0.8 × its length) less than 1.6 × its width at posterior margin	12
12(11)	Maximum width of T1 (at about 0.7–0.8 × its length) usually at most 1.2 × its width at posterior margin; T1 appearing almost parallel-sided	Apanteles gerardobandoi Fernández-Triana, sp. n.
–	Maximum width of T1 at least 1.3 × its width at posterior margin; T1 clearly appearing to widen from base to 0.7–0.8 × its length, then narrowing towards posterior margin of mediotergite	13
13(12)	Ovipositor sheaths about 0.44 mm, metafemur 0.47 mm, metatibia 0.59 mm, and maximum width of T1 0.18 mm, much shorter than below; body length 1.9–2.0 mm and fore wing 2.1–2.2 mm	Apanteles ricardocaleroi Fernández-Triana, sp. n.
–	Ovipositor sheaths 0.49–0.59 mm, metafemur 0.54–0.59 mm, metatibia 0.63–0.72 mm and maximum width of T1 0.20–0.25 mm, much longer than above; body length and fore wing usually larger than 2.2 mm, very rarely smaller	14
14(13)	Ovipositor sheaths at most 2.0 × (rarely 2.3 ×) as long as maximum width of T1	Apanteles diniamartinezae Fernández-Triana, sp. n.
–	Ovipositor sheaths at least 2.4 × as long as maximum width of T1	15
15(14)	Host species: Calliades zeutus or Urbanus doryssus	16
–	Hosts species: Telemiades spp. (one single rearing record from Phocides lilea)	17
16(15)	Body length 1.9–2.0 mm; fore wing 2.1–2.2 mm [Host species: Calliades zeutus. A total of 23 diagnostic characters in the barcoding region: 30 C, 66 G, 75 G, 84 T, 138 T, 147 A, 192 T, 219 T, 264 A, 315 A, 352 C, 378 T, 388 A, 397 T, 414 A, 420 C, 528 C, 535 T, 547 T, 561 T, 627 T, 639 C, 645 C]	Apanteles pabloumanai Fernández-Triana, sp. n.
–	Body length 2.3 mm or more (rarely 2.1 mm); fore wing at least 2.5 mm [Host species: Urbanus doryssus. A total of 23 diagnostic characters in the barcoding region: 30 T, 66 A, 75 A, 84 C, 138 C, 147 G, 192 C, 219 C, 264 G, 315 T, 352 T, 378 C, 388 G, 397 G, 414 G, 420 A, 528 T, 535 C, 547 C, 561 A, 627 A, 639 T, 645 T]	Apanteles josemonteroi Fernández-Triana, sp. n.
17(15)	Host species: Telemiades oiclus. A total of 10 diagnostic characters in the barcoding region: 57 G, 144 T, 264 G, 273 C, 276 T, 339 C, 381 G, 477 T, 525 C, 645 C	Apanteles carlosviquezi Fernández-Triana, sp. n.
–	Hosts species: Telemiades fides (one single rearing record from Phocides lilea). A total of 10 diagnostic characters in the barcoding region: 57 A, 144 C, 264 A, 273 T, 276 A, 339 T, 381 A, 477 A, 525 T, 645 T	18
18(17)	A total of 18 diagnostic characters in the barcoding region: 73 C, 99 A, 205 C, 265 T, 270 T, 286 C, 315 T, 321 A, 358 T, 462 C, 489 T, 528 T, 535 T, 541 T, 564 T, 567 T, 573 A, 624 A,	Apanteles inesolisae Fernández-Triana, sp. n.
–	A total of 18 diagnostic characters in the barcoding region: 73 T, 99 G, 205 T, 265 C, 270 C, 286 T, 315 A, 312 T, 358 C, 462 T, 489 C, 528 C, 535 C, 541 C, 564 A, 567 C, 573 C, 624 T	Apanteles manuelzumbadoi Fernández-Triana, sp. n.
19(9)	Ovipositor sheaths 0.6–0.8 × (average 0.7 ×) as long as metatibia and 0.8–0.9 × as long as metafemur	20
–	Ovipositor sheaths 0.8–0.9 × (average at least 0.8 ×) as long as metatibia and at least 1.0 × as long as metafemur	21
20(19)	Antenna same length or longer than body; T1 length usually less than 2.3 × its width at posterior margin; ovipositor sheaths 0.7–0.8 × as long as metatibia and 0.8–1.0 × as long as metafemur	Apanteles raulsolorsanoi Fernández-Triana, sp. n.
–	Antenna shorter than body; T1 length 2.5–2.6 × its width at posterior margin; ovipositor sheaths 0.5–0.6 × as long as metatibia and 0.7–0.8 × as long as metafemur	Apanteles juanmatai Fernández-Triana, sp. n.
21(19)	Host species: Aguna spp	22
–	Host species: either Bungalotis, Chioides, Polygonus, Telemiades, or Urbanus	23
22(21)	Metatibia almost entirely dark brown to black, with yellow to white coloration restricted to anterior 0.1 at most; T1 length 2.3–2.4 × its width at posterior margin; T1 maximum width 1.2–1.3 × its width at posterior margin	Apanteles minorcarmonai Fernández-Triana, sp. n.
–	Metatibia with anterior 0.3 yellow; T1 length 2.9 × or more its width at posterior margin; T1 maximum width 1.8–1.9 × its width at posterior margin	Apanteles jesusugaldei Fernández-Triana, sp. n.
23(21)	Antenna clearly shorter than body length, usually 0.8–0.9 × as long as body; metatibia with anterior 0.3 yellow (a few specimens may have metatibia anterior 0.5 yellow, and will not run through here)	24
–	Antenna as long or slightly longer than body length; metatibia almost entirely dark brown to black, with yellow to white coloration restricted to anterior 0.1 at most	25
24(23)	T1 length more than 3.0 × its width at posterior margin; T1 maximum width 1.8–1.9 × its width at posterior margin [Host species: Urbanus spp.]	Apanteles eliethcantillanoae Fernández-Triana, sp. n.
–	T1 length 2.3–2.4 × its width at posterior margin; T1 maximum width 1.4–1.5 × its width at posterior margin [Hosts species: Chioides zilpa, Polygonus leo]	Apanteles federicomatarritai Fernández-Triana, sp. n.
25(23)	Body length 2.3–2.6 mm (rarely 2.1–2.2 mm); fore wing length at least 2.5 mm; metafemur length 2.7–3.0 × its width [Host species: Bungalotis quadratum]	Apanteles alvarougaldei Fernández-Triana, sp. n.
–	Body length 2.1–2.2 mm); fore wing length 2.3–2.4 mm; metafemur length 3.2–3.3 × its width [Host species: Telemiades fides]	Apanteles johanvargasi Fernández-Triana, sp. n. (N =3)
26(2)	Metatibia almost entirely yellow, at most with posterior 0.1 brown or just with slightly darker spot which is almost same color than rest of metatibia	27
–	Metatibia with posterior 0.3–0.4 dark brown, clearly darker than rest of metatibia	31
27(26)	Ovipositor sheaths averaging 0.44 mm (range 0.40–0.46 mm), their length 0.6–0.7 × metatibia length and 0.7–0.8 × metafemur length	Apanteles mariachavarriae Fernández-Triana, sp. n.
–	Ovipositor sheaths usually over 0.50 mm (if rarely 0.45 mm in length, then species average over 0.48 mm), ovipositor sheaths 0.8 × metatibia length (rarely 0.7 ×) and 0.9–1.0 × as long as metafemur	28
28(27)	Antenna shorter than body; T1 length 2.7–2.8 × its width at posterior margin; T1 maximum width 1.6–1.7 × its width at posterior margin	Apanteles duvalierbricenoi Fernández-Triana, sp. n.
–	Antenna at least as long as body; T1 length 2.3-2.4 × its width at posterior margin; T1 maximum width 1.4–1.5 × its width at posterior margin	29
29(28)	Host species: Astraptes anaphus. A total of 14 diagnostic characters in the barcoding region: 73 T, 145 C, 193 T, 265 A, 293 A, 316 A, 343 G, 359 C, 401 C, 421 T, 476 C, 562 T, 571 C, 628 T	Apanteles sigifredomarini Fernández-Triana, sp. n.
–	Host species: Urbanus spp. (in two rare cases Astraptes alardus, Dan check that for species Rodriguez24). A total of 14 diagnostic characters in the barcoding region: 73 C, 145 T, 193 C, 265 G, 293 T, 316 T, 343 A, 359 T, 401 T, 421 A, 476 A, 562 A, 571 T, 628 A	30
30(29)	Host species: Urbanus simplicius. A total of four diagnostic characters in the barcoding region: 166 G, 232 C, 373 T, 379 T	Apanteles sergioriosi Fernández-Triana, sp. n.
–	Host species: Urbanus dorantes (plus 2 Astraptes records). A total of four diagnostic characters in the barcoding region: 166 A, 232 A, 373 A, 379 C	Apanteles ronaldzunigai Fernández-Triana, sp. n.
31(26)	Fore wing with veins C+Sc+R and R1 mostly brown; usually veins r, 2RS, 2M, (RS+M)b, 1CU, 2Cua, and 1m-cu partially brown; interior area of other veins, and at least part of pterostigma, usually light brown or yellowish-white (as in Figs 165b, 172b, 189b)	32
–	Fore wing with veins C+Sc+R and R1 with brown coloration restricted narrowly to borders, interior area of those veins and pterostigma (and sometimes veins r, 2RS and 2M) transparent or white; other veins mostly transparent (as in Figs 173b, 174b, 175b)	33
32(31)	Ovipositor sheaths 0.8 × as long as metatibia and 1.0 × as long as metafemur; T1 length 2.7–2.8 × its width at posterior margin [Host species: Urbanus doryssus]	Apanteles lilliammenae Fernández-Triana, sp. n.
–	Ovipositor sheaths 0.5 × as long as metatibia and 0.6 × as long as metafemur; T1 length 2.3–2.4 × its width at posterior margin [Host species: Urbanus dorantes, Urbanus teleus]	Apanteles wadyobandoi Fernández-Triana, sp. n.
33(31)	Ovipositor sheaths 0.7 × as long as metatibia and 0.7–0.8 × as long as metafemur; metafemur 3.2 × as long as wide	34
–	Ovipositor sheaths usually 0.8 × as long as metatibia (rarely 0.7 ×) and 0.9–1.0 × as long as metafemur; metafemur usually less than 3.0 × as long as wide (rarely up to 3.2 ×)	35
34(33)	Body length at most 2.2 mm and fore wing length at most 2.4 mm; metafemur at most 2.9 × as long as wide; T1 length less than 2.0 × its width at posterior margin [Host species: Urbanus proteus. Distribution: Caribbean islands (Cuba, Grenada, Puerto Rico, St. Vincent), and southern United States (Florida)]	Apanteles leucostigmus (Ashmead, 1900)
–	Body length at least 2.5 mm and fore wing length at least 2.7 mm; metafemur at least 3.2 × as long as wide; T1 length more than 2.6 × its width at posterior margin [Host species: mostly Astraptes spp., four known records of Urbanus spp. (all different species than Urbanus proteus). Distribution: Costa Rica (ACG)]	Apanteles jorgehernandezi Fernández-Triana, sp. n.
35(33)	T1 length 1.9–2.0 × its width at posterior margin [Host species: Mostly Urbanus albimargo and Urbanus doryssus (rarely also Autochton sp.). A total of 19 diagnostic characters in the barcoding region: 54 C, 99 A, 177 C, 186 C, 216 T, 237 T, 330 T, 343 A, 388 C, 387 T, 396 A, 423 T, 460 A, 461 T, 528 T, 534 T, 558 A, 580 T, 606 G]	Apanteles rostermoragai Fernández-Triana, sp. n.
–	T1 length 2.3–2.6 × its width at posterior margin [Host species: Mostly Achalarus, Astraptus, Cogia and Thessia; if from genus Urbanus, then almost always from other species than above (Urbanus belli, Urbanus dorantes, Urbanus teleus and Urbanus viterboana; very rarely from Urbanus albimargo). Barcoding region with different nucleotides at positions mentioned in first half of couplet]	36
36(35)	T1 length 2.5–2.6 × its width at posterior margin; T1 maximum width 1.6–1.7 × its width at posterior margin [Host species: Urbanus albimargo, and rarely from Achalarus toxeus, Cogia calchas and Thessia jalapus. A total of 10 diagnostic characters in the barcoding region: 57 C, 93 C, 111 T, 117 G, 150 T, 177 A, 183 T, 309 A, 4444 T, 606 C]	Apanteles angelsolisi Fernández-Triana, sp. n.
–	T1 length 2.3–2.4 × its width at posterior margin; T1 maximum width 1.4–1.5 × its width at posterior margin [Host species: Astraptes spp., and Urbanus spp. but not Urbanus albimargo. Barcoding region with different nucleotides at positions mentioned in first half of couplet]	37
37(36)	Metafemur length usually less than 3.0 × its width (range: 2.8–3.1 ×); fore wing length 2.2–2.5 mm [Host species: Urbanus belli (with one record of Urbanus viterboana). A total of five diagnostic characters in the barcoding region: 192 G, 225 T, 279 C, 615 C, 685 T]	Apanteles gladysrojasae Fernández-Triana, sp. n.
–	Metafemur length usually more than 3.0 × its width (range: 3.0–3.4 ×); fore wing length 2.5–2.7 mm [Host species: Mostly species of Astraptes (Astraptes alardus, Apanteles apastus, Astraptes brevicauda, Astraptes talus, Astraptes tucuti), with one record of Urbanus belli. Barcoding region with different nucleotides at positions mentioned in first half of couplet]	Apanteles bernardoespinozai Fernández-Triana, sp. n.