obsoletus or scoticus
Culicoides (Avaritia) obsoletus (Meigen, 1818)
or
Culicoides (Avaritia) scoticus Downes & Kettle, 1952
Culicoides (Avaritia) obsoletus (Meigen, 1818)
Eyes
C. scoticus
Palp
C. scoticus
Palp
C. scoticus
Antenna
C. scoticus
Abdomen - Spermathecae
C. scoticus
Abdomen - Chitinous plates
C. scoticus
Abdomen - Chitinous plates
C. obsoletus
Abdomen - Spermathecae
C. obsoletus
Antenna
C. obsoletus
Palp
C. obsoletus
Palp
C. obsoletus
Eyes
C. obsoletus
Wing
C. obsoletus 2nd radial cell covered more than 1/3 by a pale spot in the costal-tip part. wing almost devoid of macrotrichia.
obsoletus or scoticus
obsoletus or scoticus
+
WING
- WING: 2nd rad cell, covered by pale spot, costal-tip part : more than 1/3
- WING: r3 and m1, pale spots, distal part - Presence : No pale spots or areas badly defined
- WING: m2, pale spot, distal part - Presence : presence
- WING: m1, pale spot, from proximal to median part - Presence : undefined spot/area ; 1 spot well defined
- WING: m1, pale spot layer and cross the veins M1 and M2 - Presence : absence
- WING: m2, pale spot/area, from proximal to median part - Presence : pale spot over r-m crossvein fused with the m2 spot
- WING: m2, pale spot over r-m crossvein fused with the m2 spot which layers and crosses vein M2 - Presence : absence
- WING: m, pale spot/area - Presence : fused with the r-m crossvein spot or 1 spot
- WING: r3, 4th pale costal spot versus 3rd dark costal spot - Size : absence of at least one of two ; area of pale c.s. smaller than dark c.s. or approximatively equals
- WING: anal cell, pale spot in distal part - Presence : 1 pale spot clearly separated or abuted with wing margin
- WING: cua1, center spot - Presence and Colour : 1 pale spot surrounded by dark area
- WING: r-m crossvein, dark spot in the corner with M1 vein- Presence : absence
- WING: Pale or dark spots - Presence : 1 or more pale spots
- WING: M1, pale spot/band spanning the vein - Presence : absence
- WING: M1, pale spot in the median part - Position : absence, no pale spot
- WING: M2, pale spot/band spanning the vein - Presence : absence, no pale spot
- WING: M1, M2 and CuA1, at least 1 pale spot/area, abuts wing margin, apex of veins in distal part - Presence : absence
- WING: Pale wing with only 2 dark areas on CuA1 and 2nd rad cell - Presence : absence
- WING: m and anal cells, macrotrichia abundance - Presence : absence
- WING: arculus, dark spot under arculus - Presence : absence
ABDOMEN
- ABDOMEN: 1 or 2 spermathecae, pigmented neck - Presence : short
- ABDOMEN: 2 spermathecae - Shape : oval
- ABDOMEN: 2 spermathecae - Size : approximatively equals
- ABDOMEN: Spermathecae - Number : 2 functional and 1 rudimentary
- ABDOMEN: Spermathecae, sclerotized ring at the end of the spermathecal duct - Presence : presence
- ABDOMEN: Spermathecae, abdominal sclerites - Presence : absence
- ABDOMEN: Spermathecae, sclerotized ring at the end of the spermathecal duct - Shape : parallel
HEAD
- EYES: interfacetal hairs - Presence : absence
- EYES: Inter-ocular space - Shape : joined for a short distance (1 or 2 facets)
- CIBARIAL ARMATURE: cibarial armature - Presence : absence
- PHARYNX POSTERIOR ARMATURE: pharynx posterior armature - Presence : absence
- MANDIBLE/MAXILLE: teeth - Presence : presence both madibles and maxilles
- PALP: 3rd palpal segment - Shape : slender or slightly swollen ; triangular and moderately swollen
- PALP: 3rd palpal segment, single sensory pit - Opening versus depth : narrow opening and shallow pit
- PALP: 3rd palpal segment, sensory pits - Number : single
- ANTENNA: short segments - Shape : flask shape
- ANTENNA: sensilla coeloconica, short segments - Presence : ?
- ANTENNA: short sensilla trichodea, distal part segments IV to X - Number : 1 seta each
- ANTENNA: long sensilla trichodea, proximal segments III-X - Shape : classical
- ANTENNA: antennal XI/X ratio, length of segment XI divided by length of segment X - Range : < = 2
- ANTENNA: sensilla coeloconica, segments III to VI - Presence : presence on segment III
- ANTENNA: sensilla coeloconica, segments VII to X - Presence : absence on segments VII to X
- WING: m1, pale spot layer and cross the veins M1 and M2 - Presence : absence
LEG
- LEG: forelegs, spines on tarsal segments - Presence : no spines
- LEG: middle legs, spines on tarsal segments - Presence : spines on 1st to 3rd tarsomere
- LEG: hind legs, spines on tarsal segments - Presence : no spines