I've just realized in writing the last post that there is a wealth of songs in which the memory can be triggered into instantly recognising all intervals.

Even music you hate could trigger instant recognition. I still have a great deal trouble recognising major & minor 9ths. Once you start ...

Main theme of Tschaikovsky's 5th Symphony begins with minor 6th descending..
Scott Joplin's Theme from 'The Sting' arranged by Marvin Hamlisch has a succession of minor 6ths ascending within the main theme.
Theme of 'Lawrence of Arabia' by Maurice Jarre starts with a descending 4th
If anyone ...