Campoplex taenius, Han & Achterberg & Chen, 2021

Han, Yuan-Yuan, Achterberg, Kees Van & Chen, Xue-Xin, 2021, The genus Campoplex Gravenhorst, 1829 (Hymenoptera, Ichneumonidae, Campopleginae) from China, Zootaxa 5066 (1), pp. 1-121 : 108-110

publication ID

https://doi.org/ 10.11646/zootaxa.5066.1.1

publication LSID

lsid:zoobank.org:pub:6B3D85E9-31FE-4D08-8E15-BA8959DD1988

DOI

https://doi.org/10.5281/zenodo.5815289

persistent identifier

https://treatment.plazi.org/id/039687B1-4717-6C44-9DD1-1ED50C1979DC

treatment provided by

Plazi

scientific name

Campoplex taenius
status

sp. nov.

Campoplex taenius sp. nov.

Figs. 77–78 View FIGURE 77 View FIGURE 78

Material examined. Holotype: female, Heilongjiang, Jingpohu , 26.VIII.1995, Lou Juxian, No962459 ( ZJUH).

Description. Female ( Fig. 77 View FIGURE 77 ) holotype. Body length 3.8 mm, fore wing length 2.8 mm.

Head. Antenna with 23 flagellomeres; first flagellomere 1.3× longer than second flagellomere. Face ( Fig. 78E View FIGURE 78 ) granulose. Clypeus ( Fig. 78E View FIGURE 78 ) granulose, slightly convex, apical margin almost truncated. Malar space granulose, 0.45× basal width of mandible. Mandible with a weak lamella, upper tooth slightly longer than lower tooth. Frons granulose, median carina absent. Vertex granulose. Interocellar distance ( Fig. 78F View FIGURE 78 ) 1.6× ocello-ocular distance and 1.8× distance between median and lateral ocelli. Temple granulose, subpolished, not swollen behind eyes. Occipital carina evenly arched, reaching hypostomal carina above mandible base.

Mesosoma. Pronotum granulose dorsally, mat, trans-striate below. Mesoscutum ( Fig. 78G View FIGURE 78 ) granulose, notauli indistinct. Scutellum and metanotum granulose. Mesopleuron ( Fig. 78B View FIGURE 78 ) granulose, weakly trans-striate below tegula, speculum smooth and shiny. Metapleuron ( Fig. 78B View FIGURE 78 ) granulose. Propodeum ( Fig. 78C View FIGURE 78 ) with area basalis triangular; area superomedia granulose, mat; area petiolaris granulose; area superomedia confluent with area petiolaris, slightly depressed; all carina distinctly developed; propodeal spiracle small and oval.

Wing. Fore wing ( Fig. 78A View FIGURE 78 ) areolet present and with a short stalk, emitting 2m-cu vein from its apical part. Marginal cell short, distal part of surrounding vein 2.1× longer than proximal one. Vein 1cu-a opposite M&RS. External angles of second discal cell acute (60°). Hind wing with nervellus vertical, intercepted at lower 0.25.

Legs. Hind femur 4.4× longer than wide. Inner spur of hind tibia 0.55× as long as first tarsomere of hind tarsus. Tarsal claws pectinate.

Metasoma. First metasomal segment ( Fig. 78H View FIGURE 78 ) round in cross-section of basal 0.3, with dorso-lateral carina and a shallow lateral groove. First tergite 2.5× longer than width of postpetiole. Postpetiole and second tergite granulose, mat. Second tergite 0.75× as long as first tergite, 1.6× longer than its apical width; thyridium round, its distance from basal margin of tergite 1.8× its diameter. Third tergite 1.2× longer than its apical width. Sixth and seventh tergites without emarginations medially. Ovipositor sheath approx. 1.7× longer than hind femur, ovipositor ( Fig. 78D View FIGURE 78 ) gradually upcurved.

Colour. Black. Mandible except teeth, palpi, tegula, fore and mid trochanters and trochantellus, and hind trochantellus, yellow; scape and pedicel blackish brown; fore and mid coxae basally and telotarsus brown, remainder of fore and mid legs yellowish brown; hind leg with coxa black, trochanter, femur, tibia subbasally and apically, tarsus from basal tarsomere 0.7 on blackish brown, remainder of hind leg whitish yellowish, and metasoma black with apical tergites laterally blackish brown.

Distribution. China (Heilongjiang).

Comparative diagnosis. This species is similar to C. perpendicularis sp. nov., but differs from the latter by having upper tooth slightly longer than lower tooth, propodeal area superomedia wider, median area slightly depressed, costula weaker, medio-longitudinal carina not weak under costula, and metasoma black with apical tergites laterally blackish brown.

Etymology. Name derived from “taenia” (Latin for “band”), because its hind tibia clearly banded.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hymenoptera

Family

Ichneumonidae

Genus

Campoplex

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