Myolepta Newman, 1838
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publication ID |
https://doi.org/ 10.5852/ejt.2022.833.1885 |
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publication LSID |
lsid:zoobank.org:pub:D15027C4-5BDC-4728-BEB4-95CCACB0D133 |
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DOI |
https://doi.org/10.5281/zenodo.6959188 |
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persistent identifier |
https://treatment.plazi.org/id/9526FD69-3E1E-FF89-FF16-DBC2FAD6FB36 |
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treatment provided by |
Felipe |
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scientific name |
Myolepta Newman, 1838 |
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Key to the Oriental species of Myolepta Newman, 1838 View in CoL View at ENA
1. Abdomen strongly petiolate, less than half its maximum width at its minimum ( Fig. 6B, E View Fig ). Scutellum orange ( Fig. 6A–B, D–E View Fig ) ........................................ Myolepta petiolata Thompson, 1971 View in CoL [ Thailand]
_ Abdomen not petiolate, oval, parallel-sided ( Fig. 4B View Fig ) or only slightly constricted basally ( Figs 2A View Fig , 3B View Fig ), greater than half its maximum width at its minimum. Scutellum partially black ( Fig. 3B, E View Fig ) .. ........................................................................................................................................................... 2
2. Legs unicolorous, entirely pale yellow except apical tarsomeres slightly brownish. Thorax densely silvery pruinose. Abdomen mainly orange .................... M. splendens Thompson, 2014 View in CoL [ Myanmar]
– Legs bicolorous, partially or mainly black ( Figs 2B View Fig , 3A, D View Fig ). Thorax and abdomen variable, but never as in the previous combination ............................................................................................... 3
3. Antenna long, about as long as or longer than height of face (i.e., distance between antennal fossa and anterior oral margin); postpedicel elongate, more than 2 × as long as broad ( Fig. 3C, F View Fig ). Scutellum bicolorous, black basally and yellow to white apically ( Fig. 3B, E View Fig ) ................................................ 7
– Antenna short, much shorter than height of face; postpedicel oval, less than 1.7× as long as broad ( Fig. 4A, C View Fig ). Scutellum bicolorous or entirely black ....................................................................... 4
4. Thorax with scale-like hairs ( Fig. 4A View Fig ). Vein R 4+5 with last section (= petiole) longer than crossvein h and usually longer than crossvein r-m; cell r 4+5 distinctly petiolate ( Fig. 4B View Fig ) .................................. 6
– Thorax without scale-like hairs. Vein R 4+5 with last section (= petiole) nearly absent; cell r 4+5 closed at wing margin, not petiolate, or with petiole shorter than crossvein h ............................................ 5
5. Scutellum bicolorous, black with yellow apical margin. Occiput and gena narrow; face not strongly produced forward, with frontal prominence not developed and facial tubercle less prominent. Antenna yellow.................................................... M. mahmoodii Hassan & Bodlah, 2021 View in CoL [ Pakistan]
– Scutellum entirely black. Occiput and gena broad; face produced forward, with frontal prominence developed and facial tubercle round and prominent. Antenna brown ................................................ ................................................................. M. himalayana Brunetti, 1915 View in CoL [ India, Himachal Pradesh]
6. Fore femur black on apical 2 / –½ and yellow on basal ½– 3 /; mid femur mostly yellow, except black 5 5 on apical 1 / ( Fig. 5A View Fig ). Anterodorsal part of the anterior anepisternum not covered with scale-like 5 hairs grey pruinose, not shiny ( Fig. 5A View Fig ). Membrane between tergites and sternites entirely yellow. Male genitalia as in Fig. 5D–I View Fig ................................................................. M. iota View in CoL sp. nov. [ Thailand]
– Fore and mid femur orange, with a black ring at apex ( Fig. 4A View Fig ). Anterior anepisternum with area not covered with scale-like hairs shiny black ( Fig. 4A View Fig ). Membrane between tergites and sternites 2 and 3 black, between tergite and sternite 4 yellow. Male genitalia as in Fig. 4D–I View Fig ............................................................................ M. geras View in CoL sp. nov. [ Indonesia, West Java]
7. Face entirely golden pruinose ( Fig. 2C View Fig ). Abdominal tergite 2 longer than broad ( Fig. 2A View Fig ) .............. ........................................................................................ M. graciliventris Wiegmann, 1986 View in CoL [ Nepal]
– Face shiny medially, at least below antennae ( Fig. 3C, F View Fig ). Abdominal tergite 2 broader than long ( Fig. 3B, E View Fig ) ....................................................................................................................................... 8
8. Femora and tibiae bluish-black to dark brown ( Fig. 3D View Fig ). Abdominal tergite 3 black with a medial golden hairy vitta broadening posteriorly; tergite 4 black basally and orange on apical ⅓, completely covered with thick, golden hairs ( Fig. 3D View Fig ) ...................... M. orientalis Thompson, 1971 View in CoL [ Thailand]
– Femora and tibiae yellow basally ( Fig. 3A View Fig ). Abdominal tergite 3 black with a narrow golden tomentose fascia on apical margin; tergite 4 black, without tomentum, medially with black hairs, with scattered white hairs laterally and with adpressed golden hairs medially ( Fig. 3A– B View Fig ) ........................................................................................................... M. diaphora View in CoL sp. nov. [ Laos]
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