Ascelosodis
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publication ID |
https://doi.org/ 10.5281/zenodo.172696 |
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DOI |
https://doi.org/10.5281/zenodo.6261325 |
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persistent identifier |
https://treatment.plazi.org/id/F66D3B09-1416-4064-FED6-3146FAB3FAE5 |
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treatment provided by |
Plazi |
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scientific name |
Ascelosodis |
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Key to the Chinese species of the genus Ascelosodis
1. Posterior margin of visible abdominal ventrite 5 with a triangular incision ( Figs 43–44 View FIGURES 40 – 54 ). Pronotum widest in the middle, lateral margins arcuately protruding, anterior angles acute, posterior ones rounded ( Fig. 42 View FIGURES 40 – 54 ). Elytral base only bordered laterally, shoulders not prominent. Body length: 6.2–8.1 mm ....................................................... ....................................................................... A. emarginiventris Koch, 1948 ( Fig. 149 View FIGURES 146 – 149. 146 )
Posterior margin of visible abdominal ventrite 5 rounded, without triangular incision.. ....................................................................................................................................... 2
2. Pronotum with lateral margins weakly sinuate before posterior angles, posterior angles clearly rectangular ( Figs 83 View FIGURES 81 – 93 , 130 View FIGURES 128 – 140 ). Sides of prothorax and elytra ciliate beneath. Anterior and posterior borders of pronotum interrupted in the middle. Elytral base clearly bordered............................................................................................................3
Pronotum with lateral margins rounded, posterior angles obtuse or rounded ( Figs 3 View FIGURES 1 – 13 , 16 View FIGURES 14 – 26 , 29 View FIGURES 27 – 39 , 57 View FIGURES 55 – 67 , 70 View FIGURES 68 – 80 , 96, 104, 117).......................................................................................... 4
3. Body moderately shiny. Lateral margins of pronotum rounded in the middle ( Fig. 130 View FIGURES 128 – 140 ). Sides of prothorax and elytra sparsely ciliate beneath. Pronotum and elytra strongly punctate. Body length: 7.2–8.9 mm ........... A. thibetana Blair, 1923 ( Fig. 156 View FIGURES 154 – 156. 154 )
Body noticeably shiny. Lateral margins of pronotum slightly rounded ( Fig. 83 View FIGURES 81 – 93 ). Sides of prothorax and elytra densely ciliate beneath. Pronotum and elytra feebly and sparsely punctate. Body length: 6.6–8.7 mm ................ A. nitida Blair, 1923 ( Fig. 152 View FIGURES 150 – 153. 150 )
4. Clypeal lobe separated from lateral lobes by deep incisions ( Figs 15 View FIGURES 14 – 26 , 28 View FIGURES 27 – 39 , 95, 116) .... 5
Clypeal lobe separated from lateral lobes by shallow incisions ( Figs 2 View FIGURES 1 – 13 , 56 View FIGURES 55 – 67 , 69 View FIGURES 68 – 80 , 103 View FIGURES 102 – 114 ).. 9
5. Intercoxal process of prosternum acute, strongly and horizontally prominent behind coxae. Pronotum with anterior margin and base finely bordered along entire length, posterior angles obtuse. Elytral apex rounded. Body length: 6.0– 6.7 mm .................... ..................................................................................... A. reinigi Koch, 1948 ( Fig. 153 View FIGURES 150 – 153. 150 )
Intercoxal process of prosternum obtuse or rounded, sloping behind coxae ................ 6
6. Body not shiny. Sides of prothorax and elytra not ciliate beneath. Clypeal lobe clearly prominent. Vertex very finely and sparsely punctate. Anterior and posterior borders of pronotum widely interrupted in the middle. Humeral angles of elytra rounded. Body length: 5.5–7.5 mm ...................................................................... A. waltoni Blair, 1923
Body shiny. Sides of elytra sparsely ciliate beneath ..................................................... 7
7. Clypeal lobe rounded ( Fig. 116 View FIGURES 115 – 127 ). Pronotum with anterior angles acute and prominent ( Fig. 117 View FIGURES 115 – 127 ). Humeral angles of elytra obtuse and rounded. Outer apical angles of protibiae extending to anterior margin of protarsomere 4. Body length: 6.3–8.0 mm ............ ...................................................................... A. serripes Redtenbacher, 1868 ( Fig. 155 View FIGURES 154 – 156. 154 )
Clypeal lobe of head more or less truncate ( Figs 15 View FIGURES 14 – 26 , 28 View FIGURES 27 – 39 ). Anterior angles of pronotum obtuse or rounded ( Figs 16 View FIGURES 14 – 26 , 29 View FIGURES 27 – 39 ) .................................................................................. 8
8. Vertex with dense coarse punctures ( Fig. 141 View FIGURES 141 – 145. 141 – 142 ). Antennomere 3 elongate, much longer than antennomere 2 ( Fig. 14 View FIGURES 14 – 26 ). Lateral margins of pronotum not uprising. Humeral angles of elytra obtuse. Elytral surface with dense coarse punctures. Apex of parameres pointed, with setae concealed by median lobe in ventral view ( Figs 17–19 View FIGURES 14 – 26 ). Body length: 5.3–6.3 mm ........................................... A. punctulata , sp. nov. ( Fig. 147 View FIGURES 146 – 149. 146 )
Vertex with dense Vshaped rugae ( Fig. 142 View FIGURES 141 – 145. 141 – 142 ). Antennomere 3 not elongate, about as long as antennomere 2 ( Fig. 27 View FIGURES 27 – 39 ). Lateral margins of pronotum distinctly uprising. Humeral angles of elytra nearly rectangular. Elytral surface with dense smooth tubercles. Apex of parameres without setae ( Figs. 30–32 View FIGURES 27 – 39 ). Body length: 4.9–5.7 mm ......... ....................................................................................... A. rugulosa , sp. nov. ( Fig. 148 View FIGURES 146 – 149. 146 )
9. Posterior angles of pronotum obtuse ( Fig. 3 View FIGURES 1 – 13 ). Clypeal lobe moderately prominent ( Fig. 2 View FIGURES 1 – 13 ). Anterior margin and base of pronotum bordered along entire length. Pronotal disc with dense coarse punctures. Humeral angles of elytra rounded. Outer margins of protibiae obviously serrate, outer apical angles elongate, extending beyond anterior
margin of protarsomere 4. Body length: 6.2–8.3 mm ..................................................... ................................................................................... A. emarginata , sp. nov. ( Fig. 146 View FIGURES 146 – 149. 146 ) Posterior angles of pronotum rounded ( Figs 57 View FIGURES 55 – 67 , 70 View FIGURES 68 – 80 , 104 View FIGURES 102 – 114 ). Clypeal lobe very weakly prominent ( Figs 56 View FIGURES 55 – 67 , 69 View FIGURES 68 – 80 , 103 View FIGURES 102 – 114 )....................................................................................... 10
10. Body relatively large and slender. Humeral angles of elytra distinct and somewhat prominent. Pronotum obviously transverse, lateral margins rounded, upper surface finely and sparsely punctate ( Figs 70 View FIGURES 68 – 80 , 143 View FIGURES 141 – 145. 141 – 142 ). Elytra elongateovate, surface with muricate punctures; sides ciliate beneath. Body length: 6.9–8.0 mm..................................... ....................................................................................... A. haagi Bates, 1879 ( Fig. 151 View FIGURES 150 – 153. 150 )
Body relatively small and robust. Humeral angles of elytra rounded......................... 11
11. Anterior margin of clypeal lobe straight. Anterior angles of pronotum broadly rounded. Outer apical angles of protibiae almost as long as protarsi. Sides of prothorax and elytra ciliate beneath. Vertex and pronotum with coarse muricate punctures. Pronotum with anterior margin clearly bordered along entire length, posterior border interrupted in the middle. Body length: 5–6 mm ..................... A. longstaffi Blair, 1923
Anterior margin of clypeal lobe weakly and arcuately prominent ( Figs 56 View FIGURES 55 – 67 , 103 View FIGURES 102 – 114 ). Anterior angles of pronotum obviously rectangular ( Figs 57 View FIGURES 55 – 67 , 104 View FIGURES 102 – 114 ). Outer apical angles of protibiae shorter than protarsi .................................................................................... 12
12. Genae much wider than eyes, and sharply extending before eyes ( Fig. 56 View FIGURES 55 – 67 ). Vertex and pronotum with coarse punctures. Pronotum widest near the middle, lateral margins very rounded, surface with coarse punctures laterally ( Figs 57 View FIGURES 55 – 67 , 144 View FIGURES 141 – 145. 141 – 142 ). Body length: 5–6.4 mm ................................................................. A. everestina Blair, 1923 ( Fig. 150 View FIGURES 150 – 153. 150 )
Genae as wide as eyes, and parallelsided before eyes ( Fig. 103 View FIGURES 102 – 114 ). Vertex and pronotum with fine punctures. Pronotum widest near the base, lateral margins slightly rounded, surface with simple punctures ( Figs. 104 View FIGURES 102 – 114 , 145 View FIGURES 141 – 145. 141 – 142 ). Body length: 4.8–6.4 mm .................. ................................................................................ A. schmidi Kaszab, 1965 ( Fig. 154 View FIGURES 154 – 156. 154 )
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.