Deaggregating for emergency purposes

In addition, many networks will not accept /24s from the former B-class
space which is now being assigned by the various regional registries.

I checked:
http://www.arin.net/statistics/index.html#cidr
http://www.ripe.net/ripe/docs/smallest-alloc-sizes.html
http://www.apnic.net/db/min-alloc.html

and don't see any of the RIRs allocating smaller than /16 from
128/2