Tabanidae of Canada, east of the Rocky Mountains 1: a ...

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Fig. 34
Fig. 39
central
spot
Fig. 36
Fig. 37
Fig. 35
Fig. 38
3 (2) Pale lateral and sublateral thoracic stripes distinct and bright yellow (Fig. 34). Glossy ocellar
prominence large and continuous with glossy vertex and occipital sclerite (Fig. 35); eye
pattern (in life) with short dorsal extension of central spot (Fig. 36).
Pale lateral and sublateral thoracic stripes indistinct and dull (Fig. 37). Glossy ocellar
prominence small and separated from glossy occiptal sclerite by the pruinose vertex (Fig. 38);
eye pattern (in life) with long dorsal extension of central spot (Fig. 39).
calvus
niger