Clistopyga wounan Palacio & Bordera 2025, sp. nov.

35. Clistopyga wounan Palacio & Bordera, sp. nov. (Figs 49, 52B, Appendix I) Diagnosis. Clistopyga wounan may be distinguished from all other species of the C. calixtoi species group by the following combination of characters: mesopleuron entirely dark orange, except for subalar prominence (Fig. 49D); ventral margin of pronotum only anteriorly white cream (Fig. 49C); metasoma dark brown to black with a posterior well defined white cream band on tergites I–V (Figs 49F, 49G); tergites VI-VIII dark brown (Fig. 49F); hypostomal carina lamelliform posteriorly to mandible base (Fig. 49 B, arrow); epomia as a very short carina at the bottom of the submarginal depression of pronotum (Fig. 49C); propodeal spiracle about 0.15× the length to anterior end of pleural carina (Fig. 49D); tergite II coarsely punctate centrally (Fig. 49G); ovipositor 2.2–2.3× as long as hind tibia (Fig. 49F); ovipositor sheath basally with small denticles, about 2.0× as long as hind tibia; hind wing with distal abscissa of Cu 1 absent (Fig. 49I). Description. Female: Body length 7.1 mm. Fore wing length 5.2 mm. Head (Figs 49A–B, 49D). In dorsal view, strongly narrowed behind eyes. Gena smooth and shiny with uniformly sparse setiferous punctures, in dorsal view slightly rounded, 0.27× as long as eye, in frontal view moderately constricted below eyes, with straight profile. Frons and vertex smooth and shiny, with very isolated setiferous punctures. Posterior ocellus separated from eye 1.09× its maximum diameter. Distance between hind ocelli 0.75× maximum diameter of posterior ocellus. Hypostomal carina lamelliform behind mandible. Face with fine and dense setiferous punctures, distance between punctures more than twice the diameter of punctures. Clypeal suture strongly curved. Clypeus 1.69× as broad as medially long, distinctly convex in dorsal half, flat in ventral half, with ventral margin straight. Malar space 0.72× as long as basal mandibular width, with a smooth narrow subocular sulcus. Antenna with at least 18 flagellomeres (apical flagellomeres missing), first flagellomere 6.85× as long as wide. Mesosoma (Figs 49C, 49D–E, 40I). Pronotum smooth and shiny, with fine and scattered setiferous punctures in dorsal posterior part. Epomia as a very short carina at the bottom of the submarginal depression of pronotum. Mesoscutum entirely smooth and shiny, with fine setiferous punctures, denser on median lobe; anterior half of median lobe not conspicuously prominent, confluent with posterior half. Notaulus deep, reaching about 0.5 the length of mesoscutum. Mesopleuron smooth and shiny, with moderately dense small setiferous punctures on anterior and ventral part. Epicnemial carina strong, its dorsal end slightly curved towards the back, ending at level of centre of pronotum. Metapleuron shiny, glabrous, except for some sparse setiferous punctures at posterior part, 2.95× as long as high. Submetapleural carina weak, extended on anterior 0.2 of metapleuron. Propodeum smooth and shiny, with evenly sparse fine setiferous punctures on anterior half and laterally, in dorsal view 1.41× as long as medially wide. Propodeal spiracle about 0.15 the length to anterior end of pleural carina. Hind leg with femur 3.71× as long as high, 1.02× as long as tibia. Fore wing with vein cu-a slightly distal to Rs & M; vein 2 rs-m about 0.62× as long as abscissa of M between 2 rs-m and 2 m-cu; abscissa of Cu 1 between 1 m-cu and Cu 1 a 1.44× as long as Cu 1 b. Hind wing with vein cu-a + first abscissa of Cu 1 between M and cu-a not angled, almost straight, vertical; distal abscissa of Cu 1 absent. Metasoma (Figs 49F–H). Tergite I 1.66× as long as posteriorly broad, smooth and shiny, with sparse setiferous punctures laterally and posteriorly; spiracle near its anterior 0.4; lateromedian longitudinal carinae present at anterior 0.2 of tergite, very weak; lateral longitudinal carinae present at posterior 0.2 of tergite. Sternite I extending back about 0.6 of length of tergite. Tergite II 1.22× as long as posteriorly broad, with relatively dense and shallow setiferous punctures, distance between punctures more than its diameter; remaining tergites same microsculpture. Ovipositor relatively stout, evenly up-curved at distal 0.35, 2.3× as long as hind tibia. Ovipositor sheath about 2.0× as long as hind tibia, ventral margin basally with small denticles, length of setae on average about 2.5× the sheath basal width. Colouration (Fig. 49). Head white cream with apex of mandibles, sides of clypeal suture, frons and vertex medially, genal orbit medially and dorsally, posterior part of gena and occipital region, black; antenna blackish brown, scapus, pedicel, annellus and first to third flagellomere, ventrolaterally whitish. Mesosoma with mesoscutum, mesopleuron, mesosternum, and dorsal half of metapleuron dark orange; median part of pronotum, axillae, ventral half of metapleuron, groove between propodeum and metapleuron and propodeum, dorsally and posteriorly, black; most of propleuron, dorsal and anterior margins of pronotum, tegula, subalar prominence, mesepimeron, scutellum, postscutellum, and lateral parts of propodeum, white cream. Metasoma with tergites I–V dark brown to black, anterolaterally and posteriorly white marked, with small posterolateral black marks on tergites II–IV; tergites VIVIII reddish brown; ovipositor dark orange; ovipositor sheaths black.Anterior two pair of legs predominantly white, trochanters proximally black, femora and tibia dorsally striped with black and tarsi infuscate; hind leg white with coxa laterally, trochanter proximally, femur proximally and subdistally, and tibia proximally and distally black; hind tarsal segments predominantly blackish. Wings hyaline, pterostigma blackish brown. Male: Unknown. Etymology. This species is named in honor to the Colombian indigenous tribe of Wounans, who live in the Dept. of Valle, where the specimen was collected. Type material (1 ♀). Holotype. Colombia: 1 ♀, Valle, PNN Farallones de Cali, Los Andes, vda Quebradahonda, 3 º 34'N, 76 º 40'W, 1730 m, 23-XII-1998, W. Alfonso (IAvH). Distribution. Colombia (Fig. 52B, Appendix I).

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Zenodo (CERN European Organization for Nuclear Research)
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2025-07-18
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https://doi.org/10.5281/zenodo.16607323
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Diatoms and Algae Research
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article

Clistopyga wounan Palacio & Bordera 2025, sp. nov.

Zenodo (CERN European Organization for Nuclear Research)
Diatoms and Algae Research
article

Clistopyga wounan Palacio & Bordera 2025, sp. nov.

article en

Abstract

35. Clistopyga wounan Palacio & Bordera, sp. nov. (Figs 49, 52B, Appendix I) Diagnosis. Clistopyga wounan may be distinguished from all other species of the C. calixtoi species group by the following combination of characters: mesopleuron entirely dark orange, except for subalar prominence (Fig. 49D); ventral margin of pronotum only anteriorly white cream (Fig. 49C); metasoma dark brown to black with a posterior well defined white cream band on tergites I–V (Figs 49F, 49G); tergites VI-VIII dark brown (Fig. 49F); hypostomal carina lamelliform posteriorly to mandible base (Fig. 49 B, arrow); epomia as a very short carina at the bottom of the submarginal depression of pronotum (Fig. 49C); propodeal spiracle about 0.15× the length to anterior end of pleural carina (Fig. 49D); tergite II coarsely punctate centrally (Fig. 49G); ovipositor 2.2–2.3× as long as hind tibia (Fig. 49F); ovipositor sheath basally with small denticles, about 2.0× as long as hind tibia; hind wing with distal abscissa of Cu 1 absent (Fig. 49I). Description. Female: Body length 7.1 mm. Fore wing length 5.2 mm. Head (Figs 49A–B, 49D). In dorsal view, strongly narrowed behind eyes. Gena smooth and shiny with uniformly sparse setiferous punctures, in dorsal view slightly rounded, 0.27× as long as eye, in frontal view moderately constricted below eyes, with straight profile. Frons and vertex smooth and shiny, with very isolated setiferous punctures. Posterior ocellus separated from eye 1.09× its maximum diameter. Distance between hind ocelli 0.75× maximum diameter of posterior ocellus. Hypostomal carina lamelliform behind mandible. Face with fine and dense setiferous punctures, distance between punctures more than twice the diameter of punctures. Clypeal suture strongly curved. Clypeus 1.69× as broad as medially long, distinctly convex in dorsal half, flat in ventral half, with ventral margin straight. Malar space 0.72× as long as basal mandibular width, with a smooth narrow subocular sulcus. Antenna with at least 18 flagellomeres (apical flagellomeres missing), first flagellomere 6.85× as long as wide. Mesosoma (Figs 49C, 49D–E, 40I). Pronotum smooth and shiny, with fine and scattered setiferous punctures in dorsal posterior part. Epomia as a very short carina at the bottom of the submarginal depression of pronotum. Mesoscutum entirely smooth and shiny, with fine setiferous punctures, denser on median lobe; anterior half of median lobe not conspicuously prominent, confluent with posterior half. Notaulus deep, reaching about 0.5 the length of mesoscutum. Mesopleuron smooth and shiny, with moderately dense small setiferous punctures on anterior and ventral part. Epicnemial carina strong, its dorsal end slightly curved towards the back, ending at level of centre of pronotum. Metapleuron shiny, glabrous, except for some sparse setiferous punctures at posterior part, 2.95× as long as high. Submetapleural carina weak, extended on anterior 0.2 of metapleuron. Propodeum smooth and shiny, with evenly sparse fine setiferous punctures on anterior half and laterally, in dorsal view 1.41× as long as medially wide. Propodeal spiracle about 0.15 the length to anterior end of pleural carina. Hind leg with femur 3.71× as long as high, 1.02× as long as tibia. Fore wing with vein cu-a slightly distal to Rs & M; vein 2 rs-m about 0.62× as long as abscissa of M between 2 rs-m and 2 m-cu; abscissa of Cu 1 between 1 m-cu and Cu 1 a 1.44× as long as Cu 1 b. Hind wing with vein cu-a + first abscissa of Cu 1 between M and cu-a not angled, almost straight, vertical; distal abscissa of Cu 1 absent. Metasoma (Figs 49F–H). Tergite I 1.66× as long as posteriorly broad, smooth and shiny, with sparse setiferous punctures laterally and posteriorly; spiracle near its anterior 0.4; lateromedian longitudinal carinae present at anterior 0.2 of tergite, very weak; lateral longitudinal carinae present at posterior 0.2 of tergite. Sternite I extending back about 0.6 of length of tergite. Tergite II 1.22× as long as posteriorly broad, with relatively dense and shallow setiferous punctures, distance between punctures more than its diameter; remaining tergites same microsculpture. Ovipositor relatively stout, evenly up-curved at distal 0.35, 2.3× as long as hind tibia. Ovipositor sheath about 2.0× as long as hind tibia, ventral margin basally with small denticles, length of setae on average about 2.5× the sheath basal width. Colouration (Fig. 49). Head white cream with apex of mandibles, sides of clypeal suture, frons and vertex medially, genal orbit medially and dorsally, posterior part of gena and occipital region, black; antenna blackish brown, scapus, pedicel, annellus and first to third flagellomere, ventrolaterally whitish. Mesosoma with mesoscutum, mesopleuron, mesosternum, and dorsal half of metapleuron dark orange; median part of pronotum, axillae, ventral half of metapleuron, groove between propodeum and metapleuron and propodeum, dorsally and posteriorly, black; most of propleuron, dorsal and anterior margins of pronotum, tegula, subalar prominence, mesepimeron, scutellum, postscutellum, and lateral parts of propodeum, white cream. Metasoma with tergites I–V dark brown to black, anterolaterally and posteriorly white marked, with small posterolateral black marks on tergites II–IV; tergites VIVIII reddish brown; ovipositor dark orange; ovipositor sheaths black.Anterior two pair of legs predominantly white, trochanters proximally black, femora and tibia dorsally striped with black and tarsi infuscate; hind leg white with coxa laterally, trochanter proximally, femur proximally and subdistally, and tibia proximally and distally black; hind tarsal segments predominantly blackish. Wings hyaline, pterostigma blackish brown. Male: Unknown. Etymology. This species is named in honor to the Colombian indigenous tribe of Wounans, who live in the Dept. of Valle, where the specimen was collected. Type material (1 ♀). Holotype. Colombia: 1 ♀, Valle, PNN Farallones de Cali, Los Andes, vda Quebradahonda, 3 º 34'N, 76 º 40'W, 1730 m, 23-XII-1998, W. Alfonso (IAvH). Distribution. Colombia (Fig. 52B, Appendix I).

Zenodo (CERN European Organization for Nuclear Research)
University of Alicante (ES), Instituto Colombiano Agropecuario (CO)
Openalex Percentile: Top 69%
Diatoms and Algae Research
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