If no one knows of a page out there showing pictures of the various types I
will take pics of these new ones to me. You have to flip up a section that
is pivotted, not at all obvious on first encountering. 0.3mm spacing of
conductors . Otherwise distinctive features are staggered lands at the
closure and a part view of a line of 0.6mm space pins along the top of the
socket making it looks as though they are a conventional slide in direction
of ribbon cable closure, but not fully closed or opened out a bit, but the
apparent closure does not slide in any direction.