Stenarella brykella Roman, Townes 1972

3.1.2.Stenarella brykellaRoman, 1943 Figures 1 A, 4, 23 B, 28 Stenarella brykella Roman, 1943: 20. Lectotype ♀ (NHRS, photos examined). Diagnosis. Stenarella brykella can be easily distinguished from all other species of Stenarella by the mesoscutum mostly granulate without punctures on lateral lobes (Fig. 4 E). Description. FEMALE. Fore wing 8.5–10.6 mm long. Head (Fig. 4 A, B, D): Mandible, clypeus and face moderately covered with very long setae. Mandible punctate, MLW 1.95–2.15. Malar space moderately long, MSM 0.5–0.55. Clypeus sparsely punctate, CWL 2.85–2.9. Clypeus and face centrally mostly flat. Face centrally distinctly wrinkled, elsewhere smooth. Frons shiny, granulate and sparsely punctate, rugulose near vertex, with complete but anteriorly faint longitudinal carina. Antenna with 32 flagellomeres. — Mesosoma (Figs 1 A, 4 A, C – E): Pronotum entirely covered by uniform longitudinal striae. Epomia strong, reaching pronotal depression. Mesoscutum mostly granulate, anterior part with shallow dense punctures. Notaulus reaching 0.75–0.8 of mesoscutum with long and deep transverse striae. Scutellum rugulose punctate. Mesopleuron and metapleuron moderately setose. Mesopleuron mostly finely rugulose granulate, shortly longitudinally strigose along epicnemial carina. Epicnemial carina distinct, reaching 0.6 of distance to subtegular ridge. Sternaulus shallow, evenly upcurved, reaching anterior 0.6 of mesopleuron. Metapleuron strigose – granulate. Propodeum relatively long, dorsal profile in lateral view evenly convex and sloped. Anterior area of propodeum rugulose punctate. Propodeal spiracle elliptic, SLW 1.85–2.0. Posterior area of propodeum finely striate medially, rugulose laterally. Posterior transverse carina of propodeum absent. Areolet small, closed distally by an unpigmented vein 3 rs-m, APH 0.45–0.5. Vein 2 m-cu antefurcal to vein 3 rs-m. Hind wing vein Cua distinctly longer than crossvein cu-a, HW 1 C 1.74–2.05. — Metasoma (Fig. 4 A, F): Posterior end of S 1 placed posterior to spiracle of T 1. T 1 LW 2.65–2.7; T 1 WW 1.8–2.2; T 2 LW 1.1–1.55; T 2 WW 2.15–2.55. Thyridium about 2.0 times as long as wide. T 2 mostly finely punctate reticulate, anteriorly granulate. Dorsal valve of ovipositor with 5 teeth. Ventral valve with 9 teeth. OST 4.30–4.45. — Color (Figs 1 A, 4): Head mostly black; labrum, mandible basally, clypeus laterally facial, frontal and genal orbits (sometimes medially interrupted), f 6 – f 10 dorsally, and f 5 and f 11 partially, whitish. Mesosoma mostly orange: propleuron, pronotum anteriorly, mesopleuron ventrally 0.2, mesosternum and metasternum black; subtegular ridge and dorsal narrow band on pronotum whitish. Legs mostly dark brown; fore coxa dorsally and posteriorly with a white stripe; hind femur mostly orange; hind t 2 – t 3 sometimes white. Wing hyaline. Metasoma dark brown to black. T 5 – T 7 posteriorly whitish banded. — MALE. Unknown. Hosts. Unknown. Distribution. Afrotropical. Known records from Kenya (Fig. 23 B). Material examined. 3 ♀♀. Lectotype. [KENYA] • ♀; “ Elgon, Bryk / M. E. H. / 10 / 8 (?) / typus; Stenarella brykella n. sp., A. Roman det.; Lectotype Stenarella brykella Roman, Townes, 1972 / NHRS –HEVA, 000019821 ” (NHRS). — Non-type material. 2 ♀♀. KENYA • 1 ♀; Karen, Nairobi, Keya 6000 ft; 25–31.VIII.1971; C. van Someren (USUC) • 1 ♀; same data except 2000 ± m; III.1973 (USUC).

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Zenodo (CERN European Organization for Nuclear Research)
Published
2025-09-04
DOI
https://doi.org/10.5281/zenodo.17055284
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Geochemistry and Geologic Mapping
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article

Stenarella brykella Roman, Townes 1972

Zenodo (CERN European Organization for Nuclear Research)
Geochemistry and Geologic Mapping
article

Stenarella brykella Roman, Townes 1972

article en

Abstract

3.1.2.Stenarella brykellaRoman, 1943 Figures 1 A, 4, 23 B, 28 Stenarella brykella Roman, 1943: 20. Lectotype ♀ (NHRS, photos examined). Diagnosis. Stenarella brykella can be easily distinguished from all other species of Stenarella by the mesoscutum mostly granulate without punctures on lateral lobes (Fig. 4 E). Description. FEMALE. Fore wing 8.5–10.6 mm long. Head (Fig. 4 A, B, D): Mandible, clypeus and face moderately covered with very long setae. Mandible punctate, MLW 1.95–2.15. Malar space moderately long, MSM 0.5–0.55. Clypeus sparsely punctate, CWL 2.85–2.9. Clypeus and face centrally mostly flat. Face centrally distinctly wrinkled, elsewhere smooth. Frons shiny, granulate and sparsely punctate, rugulose near vertex, with complete but anteriorly faint longitudinal carina. Antenna with 32 flagellomeres. — Mesosoma (Figs 1 A, 4 A, C – E): Pronotum entirely covered by uniform longitudinal striae. Epomia strong, reaching pronotal depression. Mesoscutum mostly granulate, anterior part with shallow dense punctures. Notaulus reaching 0.75–0.8 of mesoscutum with long and deep transverse striae. Scutellum rugulose punctate. Mesopleuron and metapleuron moderately setose. Mesopleuron mostly finely rugulose granulate, shortly longitudinally strigose along epicnemial carina. Epicnemial carina distinct, reaching 0.6 of distance to subtegular ridge. Sternaulus shallow, evenly upcurved, reaching anterior 0.6 of mesopleuron. Metapleuron strigose – granulate. Propodeum relatively long, dorsal profile in lateral view evenly convex and sloped. Anterior area of propodeum rugulose punctate. Propodeal spiracle elliptic, SLW 1.85–2.0. Posterior area of propodeum finely striate medially, rugulose laterally. Posterior transverse carina of propodeum absent. Areolet small, closed distally by an unpigmented vein 3 rs-m, APH 0.45–0.5. Vein 2 m-cu antefurcal to vein 3 rs-m. Hind wing vein Cua distinctly longer than crossvein cu-a, HW 1 C 1.74–2.05. — Metasoma (Fig. 4 A, F): Posterior end of S 1 placed posterior to spiracle of T 1. T 1 LW 2.65–2.7; T 1 WW 1.8–2.2; T 2 LW 1.1–1.55; T 2 WW 2.15–2.55. Thyridium about 2.0 times as long as wide. T 2 mostly finely punctate reticulate, anteriorly granulate. Dorsal valve of ovipositor with 5 teeth. Ventral valve with 9 teeth. OST 4.30–4.45. — Color (Figs 1 A, 4): Head mostly black; labrum, mandible basally, clypeus laterally facial, frontal and genal orbits (sometimes medially interrupted), f 6 – f 10 dorsally, and f 5 and f 11 partially, whitish. Mesosoma mostly orange: propleuron, pronotum anteriorly, mesopleuron ventrally 0.2, mesosternum and metasternum black; subtegular ridge and dorsal narrow band on pronotum whitish. Legs mostly dark brown; fore coxa dorsally and posteriorly with a white stripe; hind femur mostly orange; hind t 2 – t 3 sometimes white. Wing hyaline. Metasoma dark brown to black. T 5 – T 7 posteriorly whitish banded. — MALE. Unknown. Hosts. Unknown. Distribution. Afrotropical. Known records from Kenya (Fig. 23 B). Material examined. 3 ♀♀. Lectotype. [KENYA] • ♀; “ Elgon, Bryk / M. E. H. / 10 / 8 (?) / typus; Stenarella brykella n. sp., A. Roman det.; Lectotype Stenarella brykella Roman, Townes, 1972 / NHRS –HEVA, 000019821 ” (NHRS). — Non-type material. 2 ♀♀. KENYA • 1 ♀; Karen, Nairobi, Keya 6000 ft; 25–31.VIII.1971; C. van Someren (USUC) • 1 ♀; same data except 2000 ± m; III.1973 (USUC).

Zenodo (CERN European Organization for Nuclear Research)
University of Alicante (ES), Museum für Naturkunde (DE)
Openalex Percentile: Top 53%
Geochemistry and Geologic Mapping
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