Encarsia agona Otim and Polaszek, 2025

Polaszek, A., Otim, M. H., Briscoe, A., Court, L., Macfadyen, S., Schmidt, S. & Geng, H., 2025, Morphological and molecular description, and draft mitogenome Encarsia species (Hymenoptera: Aphelinidae), a parasitoid tabaci species complex (Hemiptera: Aleyrodidae) on cassava, Journal of Natural History 59 (41 - 44), pp. 2441-2461 : 2447

publication ID

https://doi.org/10.1080/00222933.2025.2534164

persistent identifier

https://treatment.plazi.org/id/038F7812-CF5D-FFB1-3B10-FF797A357962

treatment provided by

Plazi

scientific name

Encarsia agona Otim and Polaszek
status

sp. nov.

Encarsia agona Otim and Polaszek sp. n.

( Figures 1–4 View Figure 1 View Figure 2 View Figure 3 View Figure 4 )

:lsid:zoobank.org:act: 9EB39F43-471B-459D-8801-A261DF3F8A36

Encarsia : Otim et al. 2005: Biocontrol: 87, 89.

Encarsia sp. Otim et al. 2018: Israel J. Entomol.: 157–158

Female: Colour. ( Figure 1 View Figure 1 (A-F)). Antennae largely pale brown; C3 (= F6) slightly darker than remainder the antenna. Head dark brown, perimeters of compound eyes and stemmaticum pale; compound ocelli red. Pronotum and anterior ½–⅔ of mesoscutal midlobe the same shade of brown as head.

brown anteriorly. Acropleura, lateral propodeum and base of mesosoma (T1) dusky brown; T2–T

brown laterally. Legs uniformly pale; wings very faintly infuscate below the marginal vein.

uniformly pale.

Colour variation. Infuscation of the axillae, acropleura, propodeum and metasoma is markedly some paratypes.

Female: Morphology. ( Figure 1 View Figure 1 (A-F)). Head with mediofrontal line, transfacial line and ocular-torular lines complete, narrow. Scrobes smooth with 3 pairs of setae. Stemmaticum with laterally elongate sculpture. Antennal formula: 1,1,3,3; scape 1.8x pedicel length; pedicel 2.0x F1; F1 equal to F2; F3

funicle 0.65x clava; F6 very slightly oblique. Flagellum with the following number of longitudinal

0; F2: 0; F3: 1; F4: 3; F5: 3; F6: 3. Mandibles with 2 small teeth and a truncation. Maxillary palps 2-

Midlobe of mesoscutum with 4 setae; each lateral lobe with 1 seta; each axilla with 1 seta; mesoscutellum with 4 setae. Sculpture of mesoscutal midlobe reticulate; sculpture of axillae longitudinally Mesoscutellum with broad longitudinal reticulate sculpture centrally, becoming transverse laterally wing submarginal vein with 2 setae centrally, 1 seta in basal cell ( 1–2 in paratypes), 5 setae on margin of marginal vein ( 4 in some paratypes). Length submarginal = marginal vein. Maximum length wing 2.9x fore wing width, maximum width of wing 2.2x longest seta on marginal fringe. Distal posterior of fore wing very sparsely setose, resembling the condition in the Encarsia perflava species group. Ovipositor 0.9x mid tibial length; third valvulae 0.38x ovipositor length; second valvifer 1.2x third ( Figure 2B View Figure 2 ). Tarsal formula 5-4-5. Mid tibial spur 0.77x corresponding basitarsus ( Figure 2E View Figure 2 ). Metasomal T1 T7 with 0, 1 + 1, 1 + 1, 1 + 1, 1 + 2 + 1, 1 + 2 + 1 and 4 setae, respectively .

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hymenoptera

Family

Aphelinidae

Genus

Encarsia

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