Aedes riparius (F)
Aedes riparius (Dyar & Knab, 1907)
Type-loc: Canada
With pale basal ring on the tarsi and interrupted basal pale band on tergum (sometimes sprinkled pale scales are present) are diagnostic.
Aedes riparius (F)
Aedes riparius (F)
Head
- HEAD - THORAX: Anopheles or not : 1. maxillary palpus clearly shorter than proboscis ; 3. scutellum clearly trilobate
- HEAD: colour of maxillary palpus : 3. with mixed dark and pale scales
- HEAD: colour of proboscis : 2. pale in the median area
Thorax
- THORAX: Prespiracular and postspiracular setae : 3. prespiracular setae absent postspiracular setae present - Aedes
- THORAX: colour of the scutum scales : 2. yellow and cream or white
- THORAX: scutum's ornamentation : 2. with continuous bands
- THORAX: metameron's ornamentation : 1. scale patch present
- THORAX: postprocoxal area's ornamentation : ?
- THORAX: prealar areas ornamentation - Ae : 3. with 1 pale scale patch
- THORAX: scutum's continuous bands : 2. other colors
Wings
- WING: general ornamentation of the wing : 8. mixture of pale and dark scales on veins
- WING: colour of the scales on the wing veins : 1. dark scales only ; 2. pale scales only along the costal margin
- WING: number of white marks on the costal margin : 1. without spots
- 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 : 4. between 4,1 - 4,5 mm ; 5. between 4,6 - 5 mm ; 6. longer than 5 mm
Legs
- LEG III: length of the basal ring of tarsomere 2 : 1. < half of the tarsomere length
- LEG I: tarsal claw's shape : 1. spines not parallel, the first one regularly curved
- LEG III: colour of tarsomere 2 - Ae : 2. white at the base
- 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 : 6. scatered with pale scales
- LEG III: colour of tarsomere 5 : 2. two coloured
- LEG III: colour of tibia : 7. specled, in the median area at least
Abdomen
- ABDOMEN: colour of the scales on the tergite : 2. almost completely covered with dark scales ; 5. with creamy white and dark scales
- ABDOMEN: Shape of the pale basal band of tergite IV : 2. medianly thinned
- ABDOMEN: ornamentation of tergite IV : 2. only lateral pale scales ; 3. a basal pale band and lateral patches ; 10. pale basal band, dark sprinkled area
- ABDOMEN: Ornametation of tergite III : 2. with a basal pale band