Clistopyga plaumanni Bordera & Palacio, 2025

Bordera, Santiago, Palacio, Edgard & Herrera-Flórez, Andrés Fabián, 2025, The Neotropical species of Clistopyga (Hymenoptera, Ichneumonidae, Pimplinae). Part VI: the C. calixtoi species group, with the description of twenty-four new species, Zootaxa 5662 (1), pp. 1-115 : 87-89

publication ID

https://doi.org/10.11646/zootaxa.5662.1.1

publication LSID

lsid:zoobank.org:pub:F86B3464-CB7B-40E5-92C1-3D2052C54812

persistent identifier

https://treatment.plazi.org/id/03FE7019-EB49-C872-C3C8-FD3119A1A947

treatment provided by

Plazi

scientific name

Clistopyga plaumanni Bordera & Palacio
status

sp. nov.

30. Clistopyga plaumanni Bordera & Palacio , sp. nov

( Figs 44 View FIGURE 44 , 52C View FIGURE 52 , Appendix I)

Diagnosis. Clistopyga plaumanni may be distinguished from all other species of the C. calixtoi species group by the following combination of characters: genal orbits widely interrupted with brown ( Figs 44A, 44C–D View FIGURE 44 ); mesopleuron ventrally white cream ( Figs 44A, 44D View FIGURE 44 ); metasoma with posterolateral well defined white cream marks on tergites, clearly separated from posterior rim ( Fig. 44F View FIGURE 44 ); epomia as a very short carina at the bottom of the submarginal depression of pronotum ( Fig. 44C View FIGURE 44 ); submetapleural carina, extended on anterior 0.5–0.6× of metapleuron ( Fig. 44G View FIGURE 44 ); ovipositor strongly up-curved at distal 0.3 ( Figs 44A, 44J View FIGURE 44 ), 1.64× as long as hind tibia; ovipositor sheath 1.42× as long as hind tibia.

Description. Female: Body length about 10.6 mm. Fore wing length 7 mm.

Head ( Figs 44A–D View FIGURE 44 ); In dorsal view, moderately narrowed posteriorly to eyes. Gena shiny with very sparse setiferous punctures, in dorsal view slightly rounded, about 0.3× as long as eye, in frontal view moderately constricted ventrally to eyes, with slightly rounded profile. Frons and vertex smooth and shiny, with very isolated setiferous punctures. Posterior ocellus separated from eye about 1.1× its maximum diameter. Distance between hind ocelli 0.9× maximum diameter of posterior ocellus. Hypostomal carina not lamelliform posteriorly to mandible. Face with shallow and moderately dense setiferous punctures, distance between them about its diameter. Clypeal suture strongly curved medially. Clypeus about 1.68× as broad as medially long, slightly convex with isolated fine punctures dorsally, flat and smooth ventrally, ventral margin slightly incurved. Malar space about 0.9× as long as basal mandibular width, with week and narrow smooth subocular sulcus. Antenna with 29 flagellomeres, first flagellomere about 5.0× as long as medially wide.

Mesosoma ( Figs 44A, 44C–E, 44G, 44H–I View FIGURE 44 ); Pronotum smooth and shiny with shallow and dense setiferous punctures on posterior dorsal corner. Epomia as a very short carina at the bottom of the submarginal depression of pronotum. Mesoscutum shiny, with moderately dense very shallow setiferous punctures, denser on anterior part of median lobe; anterior half of median lobe not conspicuously prominent, confluent with posterior half. Notaulus weak, reaching about 0.5 the length of mesoscutum. Mesopleuron shiny, with evenly sparse shallow setiferous punctures except at mid and dorsal posterior part. Epicnemial carina weak, its dorsal end straight, ending at level of centre of pronotum. Metapleuron, smooth and shiny, glabrous, about 2.0× as long as high. Submetapleural carina, extended on anterior 0.5–0.6× of metapleuron. Propodeum shiny with evenly sparse fine setiferous punctures, in dorsal view, about 1.1× as long as medially wide. Propodeal spiracle about 0.16 the length to anterior end of pleural carina. Hind leg with femur about 3.5× as long as high, 0.9× as long as tibia. Fore wing with vein cu-a opposite to Rs & M; vein 2rs-m about 0.5× as long as abscissa of M between 2rs-m and 2m-cu; abscissa of Cu 1 between 1m-cu and Cu 1 a about 1.5× as long as Cu 1 b. Hind wing with vein cu-a about 0.27× as long as abscissa of Cu 1 between M and cu-a; vein cu-a slightly reclivous, first abscissa of Cu 1 vertical, vein cu-a + first abscissa of Cu 1 slightly angled; distal abscissa of Cu 1 absent.

Metasoma ( Figs 44A, 44F, 44J View FIGURE 44 ). Tergite I about 1.5× as long as posteriorly broad, shiny, with sparse setiferous punctures laterally and posteriorly, spiracle near its anterior 0.35; lateromedian longitudinal carinae absent; lateral longitudinal carinae present at posterior 0.2 of tergite. Sternite I extending posteriorly 0.50 the length of tergite. Tergite II about 1.05× as long as posteriorly broad, with relatively dense shallow punctures, distance between punctures less than its diameter; punctation of posterior tergites tending to be slightly shallower. Ovipositor strongly up-curved at distal 0.3, 1.64× as long as hind tibia. Ovipositor sheath 1.42× as long as hind tibia, ventral margin basally without denticles, length of setae on average 1.6× the sheath basal width.

Colouration ( Fig. 44 View FIGURE 44 ). Head mostly white cream, with apex of mandibles, fovea, frons and vertex medially, middle part of genal orbit, middle and dorsal part of gena and occipital region, dark brown; lateral parts of clypeal suture, narrow longitudinal stripe at middle of face and periphery of antennal sockets, orange; antenna brown, scapus, pedicel, annellus and first to second flagellomere, lateroventrally white cream. Mesosoma mostly light orange; propodeum with posterior rim black; propleuron, dorsal and ventral lateral wide bands on pronotum, two longitudinal stripes on mesoscutum posteriorly to notauli, tegula, subalar prominence, scutellum dorsally, postscutellum, ventral part of mesopleuron, mesepimeron, and lateral parts of propodeum, white cream. Metasoma mostly orange to dark brown; tergites I–VI with white cream posterolateral marks, tergites II–IV with dark brown to black posterior band; tergite I with white cream anterior lateral marks; ovipositor brown; ovipositor sheaths dark brown. Legs predominantly white cream; front leg with dorsal stripes on femur and tibia, and distal part of tarsi, brown; mid leg with base of trochanter, dorsal stripes on femur and tibia, and distal part of tarsi, brown; hind leg with anterior and posterior spots on coxa, base of trochanter, base, and anterior and posterior subdistal marks on femur, basal and distal part of tibia, and distal part of tarsi, brown. Wings hyaline, pterostigma blackish brown.

Male: Unknown.

Etymology. This species is named in honour of Dr Fritz Plaumann, illustrious botanist and entomologist based in Brazil, who collected the type material.

Type material ( 1♀). Holotype. Brazil: 1 ♀, Nova Teutonia , 27º11'B 25º32'L, 16-I-1939, Fritz Plaumann, B.M. 1939-181 ( NHMUK).

Distribution. Brazil ( Fig. 52C View FIGURE 52 , Appendix I).

NHMUK

Natural History Museum, London

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hymenoptera

Family

Ichneumonidae

Genus

Clistopyga

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