Gynacantha

{{Short description|Genus of dragonflies}}

{{Automatic taxobox

|image=Black-kneed duskhawker (Gynacantha bullata) female.jpg

|image_caption=Black-kneed duskhawker Gynacantha bullata
female, Aburi Botanical Gardens, Ghana

|taxon=Gynacantha

|authority=Rambur, 1842{{Cite book|url=https://archive.org/details/histoirenaturel53buffgoog|title=Histoire naturelle des insectes. Névroptères|last=Rambur|first=Jules|publisher=Librairie Encyclopédique de Roret|year=1842|location=Paris|pages=534 [209]|via=Internet Archive}}

}}

Gynacantha is a genus of dragonflies in the family Aeshnidae.{{Cite web|url=https://biodiversity.org.au/afd/taxa/Gynacantha|title=Genus Gynacantha Rambur, 1842|date=2012|website=Australian Faunal Directory|publisher=Australian Biological Resources Study|access-date=20 March 2017}}

The females have two prominent spines under the last abdominal segment.{{cite book|last=Paulson|first=Dennis R.|title=Dragonflies and Damselflies of the West|year=2009|publisher=Princeton University Press|isbn=978-0-691-12281-6}} This gives the genus name (from Greek female and thorn) and the common name two-spined darners; they are also known as duskhawkers.

Species

The genus Gynacantha includes the following species:{{World Odonata List}}{{Cite journal|last=Haber|first=William A.|date=2019-05-28|title=Gynacantha vargasi (Odonata: Anisoptera: Aeshnidae) sp. nov. from Costa Rica|url=https://www.biotaxa.org/Zootaxa/article/view/zootaxa.4612.1.3|journal=Zootaxa|language=en|volume=4612|issue=1|pages=58–70|doi=10.11646/zootaxa.4612.1.3|pmid=31717078 |s2cid=190882751 |issn=1175-5334|url-access=subscription}}

{{Div col|colwidth=20em}}

  1. Gynacantha adela {{small|Martin, 1909}}
  2. Gynacantha africana {{small|(Palisot de Beauvois, 1805)}} - Giant Duskhawker
  3. Gynacantha albistyla {{small|Fraser, 1927}}
  4. Gynacantha alcathoe {{small|Lieftinck, 1961}}
  5. Gynacantha apiaensis {{small|Fraser, 1927}}
  6. Gynacantha apicalis {{small|Fraser, 1924}}
  7. Gynacantha arnaudi {{small|Asahina, 1984}}
  8. Gynacantha arsinoe {{small|Lieftinck, 1948}}
  9. Gynacantha arthuri {{small|Lieftinck, 1953}}
  10. Gynacantha auricularis {{small|Martin, 1909}}
  11. Gynacantha bainbriggei {{small|Fraser, 1922}}
  12. Gynacantha bartai {{small|Paulson & von Ellenrieder, 2005}}
  13. Gynacantha basiguttata {{small|Selys, 1882}}
  14. Gynacantha bayadera {{small|Selys, 1891 ({{=}} G. furcata?)}}
  15. Gynacantha bifida {{small|Rambur, 1842}}
  16. Gynacantha biharica {{small|Fraser, 1927}}
  17. Gynacantha bispina {{small|Rambur, 1842}}
  18. Gynacantha bullata {{small|Karsch, 1891}} - Black-kneed Duskhawker
  19. Gynacantha burmana {{small|Lieftinck, 1960}}
  20. Gynacantha calliope {{small|Lieftinck, 1953}}
  21. Gynacantha calypso {{small|Ris, 1915}}
  22. Gynacantha cattienensis {{small|Kompier & Holden, 2017}}
  23. Gynacantha caudata {{small|Karsch, 1891}}
  24. Gynacantha chaplini {{small|Khan, 2021}}
  25. Gynacantha chelifera {{small|McLachlan, 1895}}
  26. Gynacantha comorensis {{small|Couteyen & Papazian, 2009}}
  27. Gynacantha constricta {{small|Hämäläinen, 1991}}
  28. Gynacantha convergens {{small|Förster, 1908}}
  29. Gynacantha corbeti {{small|Lempert, 1999}}
  30. Gynacantha croceipennis {{small|Martin, 1897}}
  31. Gynacantha cylindrata {{small|Karsch, 1891}} - Greater girdled Duskhawker
  32. Gynacantha demeter {{small|Ris, 1911}}
  33. Gynacantha dobsoni {{small|Fraser, 1951}} – lesser duskhawker{{cite book|title=The Complete Field Guide to Dragonflies of Australia|year=2006|publisher=CSIRO Publishing|isbn=0-643-09073-8|author1=Theischinger, G. |author2=Hawking, J. }}
  34. Gynacantha dohrni {{small|Krüger, 1899}}
  35. Gynacantha dravida {{small|Lieftinck, 1960}}
  36. Gynacantha ereagris {{small|Gundlach, 1888}}
  37. Gynacantha francesca {{small|(Martin, 1909)}}
  38. Gynacantha furcata {{small|Rambur, 1842}}
  39. Gynacantha gracilis {{small|(Burmeister, 1839)}}
  40. Gynacantha helenga {{small|Williamson & Williamson, 1930}}
  41. Gynacantha hova {{small|Fraser, 1956}}
  42. Gynacantha hyalina {{small|Selys, 1882}}
  43. Gynacantha immaculifrons {{small|Fraser, 1956}} - Pale Duskhawker
  44. Gynacantha incisura {{small|Fraser, 1935}}
  45. Gynacantha interioris {{small|Williamson, 1923}}
  46. Gynacantha japonica {{small|Bartenev, 1909}}
  47. Gynacantha jessei {{small|Williamson, 1923}}
  48. Gynacantha khasiaca {{small|McLachlan, 1896}}
  49. Gynacantha kirbyi {{small|Krüger, 1898}} – slender duskhawker
  50. Gynacantha klagesi {{small|Williamson, 1923}}
  51. Gynacantha laticeps {{small|Williamson, 1923}}
  52. Gynacantha limbalis {{small|Karsch, 1892}}
  53. Gynacantha litoralis {{small|Williamson, 1923}}
  54. Gynacantha maclachlani {{small|Förster, 1899}}
  55. Gynacantha malgassica {{small|Fraser, 1962}}
  56. Gynacantha manderica {{small|Grünberg, 1902}} – little duskhawker{{cite iucn |author=Clausnitzer, V. |author2=Suhling, F. |author3=Dijkstra, K.-D.B. |date=2016 |title=Gynacantha manderica |volume=2016 |page=e.T59876A72361162 |doi=10.2305/IUCN.UK.2016-3.RLTS.T59876A72361162.en |access-date=11 November 2021}}
  57. Gynacantha membranalis {{small|Karsch, 1891}}
  58. Gynacantha mexicana {{small|Selys, 1868}} – bar-sided darner{{cite web|title=North American Odonata|url=http://www.pugetsound.edu/academics/academic-resources/slater-museum/biodiversity-resources/dragonflies/north-american-odonata/|publisher=University of Puget Sound|access-date=5 August 2010|year=2009|archive-date=11 July 2010|archive-url=https://web.archive.org/web/20100711213624/http://www.pugetsound.edu/academics/academic-resources/slater-museum/biodiversity-resources/dragonflies/north-american-odonata/|url-status=dead}}
  59. Gynacantha mocsaryi {{small|Förster, 1898}} – paddle-tipped duskhawker
  60. Gynacantha musa {{small|Karsch, 1892}}
  61. Gynacantha nausicaa {{small|Ris, 1915}}
  62. Gynacantha nervosa {{small|Rambur, 1842}} – twilight darner{{cite iucn |author=Paulson, D.R. |date=2017 |title=Gynacantha nervosa |volume=2017 |page=e.T165050A80689618 |doi=10.2305/IUCN.UK.2017-3.RLTS.T165050A80689618.en |access-date=11 November 2021}}
  63. Gynacantha nigeriensis {{small|(Gambles, 1956)}} – yellow-legged duskhawker{{cite iucn |author=Clausnitzer, V. |author2=Suhling, F. |author3=Dijkstra, K.-D.B. |date=2016 |title=Gynacantha nigeriensis |volume=2016 |page=e.T59877A72361538 |doi=10.2305/IUCN.UK.2016-3.RLTS.T59877A72361538.en |access-date=11 November 2021}}
  64. Gynacantha nourlangie {{small|Theischinger & Watson, 1991}} – cave duskhawker
  65. Gynacantha odoneli {{small|Fraser, 1922}}
  66. Gynacantha pasiphae {{small|Lieftinck, 1948}}
  67. Gynacantha penelope {{small|Ris, 1915}}
  68. Gynacantha phaeomeria {{small|Lieftinck, 1960}}
  69. Gynacantha radama {{small|Fraser, 1956}}
  70. Gynacantha rammohani {{small|Mitra & Lahiri, 1975}}
  71. Gynacantha remartinia {{small|Navás, 1934}}
  72. Gynacantha risi {{small|Laidlaw, 1931}}
  73. Gynacantha rolandmuelleri {{small|Hämäläinen, 1991}}
  74. Gynacantha rosenbergi {{small|Kaup in Brauer, 1867}} – grey duskhawker
  75. Gynacantha rotundata {{small|Navás, 1930}}
  76. Gynacantha ryukyuensis {{small|Asahina, 1962}}
  77. Gynacantha saltatrix {{small|Martin, 1909}}
  78. Gynacantha sextans {{small|McLachlan, 1896}} - Dark-rayed Duskhawker
  79. Gynacantha stenoptera {{small|Lieftinck, 1934}}
  80. Gynacantha stevensoni {{small|Fraser, 1927}}
  81. Gynacantha stylata {{small|Martin, 1896}}
  82. Gynacantha subinterrupta {{small|Rambur, 1842}}
  83. Gynacantha tenuis {{small|Martin, 1909}}
  84. Gynacantha tibiata {{small|Karsch, 1891}}
  85. Gynacantha usambarica {{small|Sjöstedt, 1909}} – Usambara duskhawker{{Cite iucn|author=Clausnitzer, V.|author2=Suhling, F.|name-list-style=amp|title=Gynacantha usambarica|volume=2010|page=e.T59879A12114020|date=2010|doi=10.2305/IUCN.UK.2010-3.RLTS.T59879A12114020.en}}
  86. Gynacantha vargasi {{small|Haber, 2019}}
  87. Gynacantha vesiculata {{small|Karsch, 1891}}
  88. Gynacantha villosa {{small|Grünberg, 1902}} – hairy duskhawker{{cite iucn |author=Clausnitzer, V. |author2=Suhling, F. |author3=Dijkstra, K.-D.B. |date=2016 |title=Gynacantha villosa |volume=2016 |page=e.T59881A72363075 |doi=10.2305/IUCN.UK.2016-3.RLTS.T59881A72363075.en |access-date=11 November 2021}}

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References