Fritz;
I don't know what is psychedelic in europe , but many of those that you are posting are NOT psychedelic according to US standards.
Sure, most have cool covers , but The Byrds , Big Brother, The Animals, BG's ?????
NOT even close.
psy·che·del·ic
/ˌsīkəˈdelik/
Popular Music
adjective
relating to or denoting drugs (especially LSD) that produce hallucinations and apparent expansion of consciousness.