Culex impudicus (F)
Culex impudicus (Ficalbi, 1890)
Type-loc: Italy
This species has an apical pale band on the abdomen. Similar species are Culex territans, Culex europaeus and Culex judaicus. While Culex territans have well developed apical bands Culex impudicus bands are narrowed or interrupted in the middle.
Culex impudicus (F)
Culex impudicus (F)
Head
- HEAD - THORAX: Anopheles or not : 1. maxillary palpus clearly shorter than proboscis ; 3. scutellum clearly trilobate
- HEAD: colour of maxillary palpus : 1. entirely dark
- HEAD: colour of proboscis : 1. entirely dark
Thorax
- THORAX: Prespiracular and postspiracular setae : 1. prespiracular and postspiracular setae absent
- THORAX: scutum's ornamentation : 1. without well-marked patterns
- THORAX: prealar areas ornamentation : 1. without prealar scales
- THORAX: lower mesepimeral seta : 2. 1 seta
- THORAX: postspiracular area's ornamentation : 1. without scales
Wings
- WING: general ornamentation of the wing : 1. entirely dark
- WING: colour of the scales on the wing veins : 1. dark scales only
- WING: position of wing veins R2+3 and M1+2 : 1. furcation of vein R2+3 is closer to furcation of vein M1+2 ; 2. furcation of vein R2+3 more distant from the furcation of vein M1+2
- WING: Uranotaenia or not : 2. apex of anal vein ends after mcu/cuA fork ; 4. length of the R2+R3 vein is shorter than R2/R3
- WING: ornamentation of the base (alula) : 1. with a fringe of scales
- WING: wing length from insertion to apex : 3. between 3,6 - 4 mm ; 4. between 4,1 - 4,5 mm
- WINGS and LEGS I - III: Culex or Coquillettidia : 2. wing scales narrow, pulvili present, claws smaller - Culex genus
Legs
- LEG I: tibia's colour : 1. entirely dark or with some pale scales at the apex
- LEG I: Orthopodomyia or not : 2. tarsomere 4 is equal or longer than tarsomere 5 ; 4. length of tarsomere 1 is shorter than tarsomere 2 through 5
- LEG III: colour of tarsomere 1 : 1. entirely dark, at most with a small apical ring
- LEG III: colour of tarsomere 5 : 1. entirely dark
- LEG III: colour of tibia : 1. entirely dark
- LEG I: colour of the scales on the coxa : 1. with a majority of pale scales ; 2. with pale and dark scales
- LEG II: tibia's colour : 1. dark with at most some pale scales
- LEG II: colour of the external side of the femur : 1. entirely dark
- LEG III: relative sizes of tarsomere 1 and tibia : 1. tarsomere nearly as long as tibia ; 2. tarsomere clearly shorter than tibia
- LEG III: colour of femur : 1. with the basal half partially dark
Abdomen
- ABDOMEN: colour of the scales on the tergite : 5. with creamy white and dark scales
- ABDOMEN: colour of tergite III : 4. with an apical pale band
- ABDOMEN: Ornametation of tergite III : 4. with an apical pale band