Praenubila Four-spot

Praenubila Four-spot

Observation - Praenubila Four-spot - UK and Ireland. Description: I've seen one faint example of a Four-spot nearing this so-called praenubila form - dark smudges behind the pterostigmas - once before but this character is a nice strong example.

I've seen one faint example of a Four-spot nearing this so-called praenubila form - dark smudges behind the pterostigmas - once before but this character is a nice strong example.