Gynacantha

Gynacantha is a genus of dragonflies in the family Aeshnidae. The females have two prominent spines under the last abdominal segment. 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: Gynacantha adela Gynacantha africana - Giant Duskhawker Gynacantha albistyla Gynacantha alcathoe Gynacantha apiaensis Gynacantha apicalis Gynacantha arnaudi Gynacantha arsinoe Gynacantha arthuri Gynacantha auricularis Gynacantha bainbriggei Gynacantha bartai Gynacantha basiguttata Gynacantha bayadera Gynacantha bifida Gynacantha biharica Gynacantha bispina Gynacantha bullata - Black-kneed Duskhawker Gynacantha burmana Gynacantha calliope Gynacantha calypso Gynacantha cattienensis Gynacantha caudata Gynacantha chaplini Gynacantha chelifera Gynacantha comorensis Gynacantha constricta Gynacantha convergens Gynacantha corbeti Gynacantha croceipennis Gynacantha cylindrata - Greater girdled Duskhawker Gynacantha demeter Gynacantha dobsoni – lesser duskhawker Gynacantha dohrni Gynacantha dravida Gynacantha ereagris Gynacantha francesca Gynacantha furcata Gynacantha gracilis Gynacantha helenga Gynacantha hova Gynacantha hyalina Gynacantha immaculifrons - Pale Duskhawker Gynacantha incisura Gynacantha interioris Gynacantha japonica Gynacantha jessei Gynacantha khasiaca Gynacantha kirbyi – slender duskhawker Gynacantha klagesi Gynacantha laticeps Gynacantha limbalis Gynacantha litoralis Gynacantha maclachlani Gynacantha malgassica Gynacantha manderica – little duskhawker Gynacantha membranalis Gynacantha mexicana – bar-sided darner Gynacantha mocsaryi – paddle-tipped duskhawker Gynacantha musa Gynacantha nausicaa Gynacantha nervosa – twilight darner Gynacantha nigeriensis – yellow-legged duskhawker Gynacantha nourlangie – cave duskhawker Gynacantha odoneli Gynacantha pasiphae Gynacantha penelope Gynacantha phaeomeria Gynacantha radama Gynacantha rammohani Gynacantha remartinia Gynacantha risi Gynacantha rolandmuelleri Gynacantha rosenbergi – grey duskhawker Gynacantha rotundata Gynacantha ryukyuensis Gynacantha saltatrix Gynacantha sextans - Dark-rayed Duskhawker Gynacantha stenoptera Gynacantha stevensoni Gynacantha stylata Gynacantha subinterrupta Gynacantha tenuis Gynacantha tibiata Gynacantha usambarica – Usambara duskhawker Gynacantha vargasi Gynacantha vesiculata Gynacantha villosa – hairy duskhawker