We believe this poor fellow is of more recent origin.

In its modern form it is of comparatively recent origin.

Some have been around a long time, others are of more recent origins.

They are still only partly recognized because of their recent origins.

Despite their somewhat recent origin, they are considered to be an important element of Japanese culture.

But it's of much more recent evolutionary origin, according to me.

We believe that these cancers have a more recent origin.

After all, terrorism is not a phenomenon of recent origin.

This suggests they had a more recent origin than many other algae.

It is of recent origin, first held in 1960.