Morphometric discrimination of two sympatric sibling species in the Palaearctic region, Culicoides obsoletus Meigen and C. scoticus Downes & Kettle (Diptera: Ceratopogonidae), vectors of bluetongue and Schmallenberg viruses

Table 3 A summary of 15 morphological measurements of C. obsoletus and C. scoticus that exhibited significant differences between the species from sites in the UK, France and Spain

Measurement	UK		France				Spain
	Bala	Devon	Landes	Calvados			Avià	Caldes
	Bala	Devon	Landes	Start	Middle	End	Avià	Caldes
Wing length		×	×	×		×	×	×
Wing width		×	×			×	×
Costa length		×	×			×
Third palp length			×			×
Third palp width	×	×	×	×	×	×	×	×
Length of flagella 10	×	×	×
Length of flagella 11						×
5 Apical segment length						×
8 Basal segment length	×	×	×		×		×	×
Larger spermatheca length	×	×	×	×	×	×	×	×
Larger spermatheca width	×	×	×	×	×	×	×	×
Smaller spermatheca length	×	×	×	×	×	×	×	×
Smaller spermatheca width	×	×	×	×	×	×	×	×
Chitinous plate length	×	×	×	×	×	×	×	×
Chitinous plate width	×	×	×	×	×	×	×	×

ISSN: 1756-3305