Either of the legs are suitble for this character.
State 2 corresponds to Culex genus.
THORAX: Prespiracular and postspiracular setae | |_ WINGS and LEGS I - III: Culex or Coquillettidia | |_ THORAX: Postspiracular area's ornamentation {1. wing scales broad, pulvili absent, claws larger - Coquillettidia genus} | |_ THORAX: Prealar area's ornamentation {1. wing scales broad, pulvili absent, claws larger - Coquillettidia genus} | |_ THORAX: Lower mesepimeral seta {1. wing scales broad, pulvili absent, claws larger - Coquillettidia genus} | |_ WING: Position of wing veins R2+3 and M1+2 {1. wing scales broad, pulvili absent, claws larger - Coquillettidia genus} | |_ LEG I: Tibia's colour {1. wing scales broad, pulvili absent, claws larger - Coquillettidia genus} | |_ LEG I: Colour of the scales on the coxa {1. wing scales broad, pulvili absent, claws larger - Coquillettidia genus} | |_ LEG II: Tibia's colour {1. wing scales broad, pulvili absent, claws larger - Coquillettidia genus} | |_ LEG II: Colour of the external side of the femur {1. wing scales broad, pulvili absent, claws larger - Coquillettidia genus} | |_ LEG III: Relative sizes of tarsomere 1 and tibia {1. wing scales broad, pulvili absent, claws larger - Coquillettidia genus} | |_ LEG III: Colour of femur {1. wing scales broad, pulvili absent, claws larger - Coquillettidia genus} | |_ ABDOMEN: Ornamentation of tergite III - Cx {1. wing scales broad, pulvili absent, claws larger - Coquillettidia genus}