Wroughtonia undulata Long &amp; Van Achterberg &amp; Carpenter &amp; Oanh 2020, sp. nov.
Creators: name: Long, Khuat Dang
name: Van Achterberg, Cornelis
name: Carpenter, James M.
name: Oanh, Nguyen Thi
Publisher: name: Zenodo
Year: 2020
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Hymenoptera
Braconidae
Wroughtonia
Wroughtonia undulata

description: <i>Wroughtonia undulata</i>, sp. nov. Figures 116–125 TYPE MATERIAL: Holotype, &amp;female;, “Hel.065” (IEBR), NC Vietnam: Ha Tinh, Huong Son, 18°22′N 106°13′E, 900 m, May 18, 1998, Malaise trap, AMNH, K. Long. Paratypes: 2&amp;female;, “Hel.077” (AMNH), same place; “Hel.078” (VNMN), same place, but May 18, 1998, AMNH, K. Long. DISTRIBUTION: NC Vietnam: Ha Tinh (Huong Son). BIOLOGY: Unknown. DIAGNOSIS: Antenna with 34–35 segments, antennal segments 10–23 cream white; maxillary palp 1.6 <b>×</b> as long as head; in frontal view height of eye 2.2 <i>×</i> its transverse width; width of face 2.2 <i>×</i> length of face and clypeus combined; frontal protuberance lamelliform, lower than level of lateral carina of frons; in dorsal view width of head 1.6 <b>×</b> its median length; height of eye 1.45 <b>×</b> temple; in lateral view height of eye 1.3 <b>×</b> its transverse width; transverse width of eye 1.4 <b>×</b> temple; face coarsely rugose; lateral area between antennal sockets and eye margin with transverse rugosities; clypeus rugose-punctate, malar space coarsely rugose. Mesosoma 1.65 <b>×</b> longer than high; notauli wide, sparsely crenulate anteriorly, fused posteriorly with two parallel rugosities in large longitudinally rugose area close to scutellar sulcus; scutellar sulcus wide, 0.7 <b>×</b> as long as scutellum; propodeum with basal median carina and large areola; propodeal areola nearly smooth, coriaceous; lateral areas of propodeum with transverse rugosities. Length of forewing 2.4 <b>×</b> its maximum width; vein 3-SR short, 0.5 <b>×</b> vein r; vein 2-M 3.4 <b>×</b> 3-SR; hind wing broad, vein 1-M short, 0.3 <b>×</b> vein 1r-m; vein SR of hind wing sinuate; vein 2-SC+R transverse; hind wing with 4 hamuli. Foretarsus 1.3 <b>×</b> as long as foretibia; hind femur robust, with ventral serrations and stout tooth-shaped protuberance; length of hind femur (without protuberance and serrations) 3.2 <b>×</b> its maximum width; hind coxa sparsely punctate laterally; hind femur reticulate-rugulose laterally. First metasomal tergite 1.4 <b>×</b> longer than its apical width, with long dorsal carinae almost up to apex of tergite; first tergite largely smooth, somewhat coriaceous; median length of second tergite 0.7 <b>×</b> its apical width, and 1.1 <b>×</b> third tergite; second tergite smooth, with sparse large punctures apically. NOTES: <i>W. undulata,</i> sp. nov., runs to <i>W. pterolophiae</i> (Chou and Hsu, 1998), from China (couplet 20a) in the key by Yan et al. (2017), but differs as follows: (1) first tergite largely smooth or coriaceous with sparse punctures (smooth to moderately foveolate-punctate in <i>W. pterolophiae</i>); (2) hind tarsus whitish yellow (fourth and fifth tarsal hind segments brown, darker than third segment in <i>W. pterolophiae</i>); and (3) vein SR of hind wing sinuate (vein SR of hind wing slightly curved in <i>W. pterolophiae</i>). DESCRIPTION: Holotype, &amp;female;, body length 9.7 mm, forewing length 8.0 mm, ovipositor sheath 4.5 mm (fig. 116). <i>Head:</i> Antenna with 35 segments; third antennal segment 1.1 <b>×</b> as long as fourth segment (18:16); in frontal view height of eye 2.2 <b>×</b> its transverse width (40:18); width of face 2.2 <b>×</b> length of face and clypeus combined (53:24); malar space as long as mandible width (15:15) and 0.4 <b>×</b> height of eye (15:40) (fig. 118); maxillary palp 1.6 <b>×</b> as long as head (51:31); tentorial pits distinct, distance between tentorial pits 0.9 <b>×</b> distance between pit and eye (17:19); frontal protuberance lamelliform, lower than level of lateral carina of frons; in dorsal view width of head 1.6 <b>×</b> its median length (87:54); height of eye 1.45 <b>×</b> as long as temple (29:20); ocelli rather large, POL:OD:OOL = 10:7:20; distance between front and hind ocelli 0.25 <b>×</b> OOL (5:20) (fig. 117); in lateral view height of eye 1.3 <b>×</b> its transverse width (39:29); transverse width of eye 1.2 <b>×</b> temple (29:24) (fig. 119); face coarsely rugose; lateral area between antennal sockets and eye margin with transverse rugosities; clypeus rugose-punctate, malar space coarsely rugose; frons smooth; vertex and temple almost smooth with scattered fine punctures. <i>Mesosoma:</i> Mesosoma 1.65 <b>×</b> longer than high (48:29) (fig. 121); pronotal side coarsely rugose, densely punctate dorsally; mesopleuron smooth medially, punctate-reticulate ventrally; metapleuron areolate-rugulose; median lobe of mesoscutum sparsely punctate, reticulate-rugulose posteriorly; lateral lobes of mesoscutum almost smooth; notauli wide, sparsely crenulate anteriorly, fused posteriorly with two parallel rugosities in large longitudinally rugose area close to scutellar sulcus (fig. 120); scutellar sulcus wide, with 3 carinae, two lateral carinae sinuate, 0.7 <b>×</b> as long as scutellum (15:21); scutellum sparsely punctate; propodeum with mediobasal carina and large areola (fig. 123); areola smooth or coriaceous; lateral areas of propodeum with transverse rugosities. <i>Wings:</i> Forewing: length of forewing 2.4 <b>×</b> its maximum width (120:49); pterostigma 3.4 <b>×</b> longer than wide (41:12); vein 3-SR short, 0.5 <b>×</b> vein r; r:2-SR:3-SR:SR1:r-m = 15:18:8:60:12; 1-CU1:cu-a:2-CU1 = 4:13:21; second submarginal cell trapezium-shaped, vein 2-M 3.4 <b>×</b> 3-SR (27:8); hind wing broad, vein 1-M short, 0.3 <b>×</b> vein 1r-m (3:10); vein 2-SC+R transverse (fig. 125); hind wing with 4 hamuli. <i>Legs:</i> Foretarsus 1.3 <b>×</b> longer than foretibia (45:35); hind femur robust, with ventral serrations and stout tooth-shaped protuberance (fig. 122); length of hind femur (without protuberance or serrations), tibia, and basitarsus 3.2 (57:18), 9.9 (89:9), and 7.25 <b>×</b> (29:4) as long as their maximum width, respectively; hind coxa sparsely punctate laterally; hind femur reticulate-rugulose laterally; hind basitarsus 0.3 <b>×</b> as long as hind tibia (29:89), and 0.7 <b>×</b> as long as hind tarsal segments 2–5 (29:41); fourth hind tarsal segment 0.4 <b>×</b> as long as telotarsus (5:14). <i>Metasoma:</i> Metasoma 0.7 <b>×</b> as long as head and mesosoma combined (45:63); first tergite 1.4 <b>×</b> longer than its apical width (55:40), with long dorsal carinae almost up to apex of tergite, converging apically (fig. 124); first tergite almost smooth or coriaceous (fig. 124); median length of second tergite 0.7 <b>×</b> its apical width (28:42), and 1.1 <b>×</b> third tergite (28:25); second tergite smooth, with sparse large punctures apically; third tergite smooth; ovipositor sheath 0.6 <b>×</b> as long as forewing (45:80). <i>Color:</i> Body dark brown; scapus light brown; antenna brown, with 11th–23rd antennal segments cream white; palpi yellow; fore- and middle legs yellow, but tibia pale yellow, tarsus whitish yellow; hind coxa, trochanter, and trochantellus yellow; hind femur yellow basally and ventrally, brown dorsoapically; hind tibia yellow basally, infuscate medially, brown apically; hind tarsus whitish yellow; pterostigma and wing veins brown; wing membrane yellow; first metasomal tergite yellow; second and third tergites dark brown; remainder of metasoma light brown, ovipositor sheath brown. <i>Male:</i> Unknown. ETYMOLOGY: From <i>undulatus</i> (Latin for “wavy”), because of the sinuate vein SR of the hind wing. VARIATION: Female paratypes: antenna with 34–35 segments and 10th–22nd segments cream white; body length 8.0– 8.5 mm; forewing 6.4–6.8 mm; ovipositor sheath 4.4–4.6 mm; hind wing with 3 hamuli.
description: Published as part of <i>Long, Khuat Dang, Van Achterberg, Cornelis, Carpenter, James M. &amp; Oanh, Nguyen Thi, 2020, Review of the genus Wroughtonia Cameron, 1899 (Hymenoptera, Braconidae, Helconinae), with the description of 12 new species from Vietnam, pp. 1-56 in American Museum Novitates 2020 (3953)</i> on pages 39-41, DOI: 10.1206/3953.1, http://zenodo.org/record/5370347
description: {"references": ["Chou, L. Y., and T. C. Hsu. 1998. The Braconidae (Hymenoptera) of Taiwan 8. Brulleiini, Diospilini and Helconini. Journal of Agricultural Research of China 47 (3): 283 - 314.", "Yan, C. - J., C. van Achterberg, J. - H. He, and X. - X. Chen. 2017. Review of the tribe Helconini Foerster s. s. from China, with the description of 18 new species. Zootaxa 4291 (3): 401 - 457."]}