HEAD - THORAX: Anopheles or not | |_ THORAX: Prespiracular and postspiracular setae | |_ WINGS and LEGS I - III: Culex or Coquillettidia {2. prespiracular setae present postspiracular setae absent - Culiseta , 3. prespiracular setae absent postspiracular setae present - Aedes} | |_ THORAX: Scutum's ornamentation - Cs {1. prespiracular and postspiracular setae absent , 3. prespiracular setae absent postspiracular setae present - Aedes} | |_ THORAX: Colour of the scutum scales {1. prespiracular and postspiracular setae absent , 2. prespiracular setae present postspiracular setae absent - Culiseta} | |_ THORAX: Metameron's ornamentation {1. prespiracular and postspiracular setae absent , 2. prespiracular setae present postspiracular setae absent - Culiseta} | |_ THORAX: Postprocoxal area's ornamentation {1. prespiracular and postspiracular setae absent , 2. prespiracular setae present postspiracular setae absent - Culiseta} | |_ LEGS I - III: Ornamentation of tarsomere 1 {1. prespiracular and postspiracular setae absent , 3. prespiracular setae absent postspiracular setae present - Aedes} | |_ LEG III: Colour of tarsomere 4 {1. prespiracular and postspiracular setae absent , 3. prespiracular setae absent postspiracular setae present - Aedes} | |_ ABDOMEN: Ornamentation of tergite IV {1. prespiracular and postspiracular setae absent , 2. prespiracular setae present postspiracular setae absent - Culiseta} | |_ ABDOMEN: Ornamentation of tergites III and IV {1. prespiracular and postspiracular setae absent , 3. prespiracular setae absent postspiracular setae present - Aedes} | |_ LEGS I - III: Ornamentation of the femur's 1/3 distal part {1. prespiracular and postspiracular setae absent , 3. prespiracular setae absent postspiracular setae present - Aedes} | |_ HEAD: Colour of maxillary palpus - Cs {1. prespiracular and postspiracular setae absent , 3. prespiracular setae absent postspiracular setae present - Aedes} | |_ THORAX: Prealar area's ornamentation - Ae {1. prespiracular and postspiracular setae absent , 2. prespiracular setae present postspiracular setae absent - Culiseta} | |_ LEG III: Colour of tarsomere 2 - Ae {1. prespiracular and postspiracular setae absent , 2. prespiracular setae present postspiracular setae absent - Culiseta}