Thiodia glandulosana Walsingham, 1908
Full depth, ribbon-shaped mine starting near the midrib en closely following a lateral vein for its entire length. Around the mine the leaf tissue takes a wine red colour. Older larvae live free among spun leaves.
Rhamnaceae, narrowly monophagous
distribution within Europe
Canary Islands (Fauna Europaea, 2009).
Full grown larvae about 12.5 mm long, uniformly olive green with a light brown head; prothoracic plate black with a fine white dividing line. The body tapers from the 7th segment onwards.