Phtheochroa schreibersiana (Frölich, 1828)
scarce gold conch
on polyphagous ?
The biology is not sufficiently clear, neither is the host plant spectrum. The young larvae initially would live among the leaves, then bore into the young shoots that would slacken.
Univotine; hibernation as larva.
distribution within Europe
Body pale yellowish brown; body yellowish brown; prothoracic plate centrally and along the hind margin darkly punctuated. see Swatschek.
See Patočka & Turčáni.
Schütze (1935a) repeatedly found the larvae in the galls of Colopha compressa!
Bradley, Tremewan & Smith (1973a), Disqué (1905a), Hancock & Bland (2015a), Patočka & Turčáni (2005a), Schütze (1931a, 1935a), Swatschek (1958a), Wieser (2004a).