Which fossil occurs on the most landmasses? what does this suggests about when these particular continets broke up

"The Glossopteridales (Glossopteris fossils) occur on the most landmasses. Their distribution across several detached landmasses led scientists to believe that these were once merged into a single supercontinent, Pangea. Their wide distribution suggests that the continents were still together in the times of their existence (298.9 millions of years ago-252.17 millions of years ago). Scientific evidence suggests that Pangea did indeed split after this, 175 million years ago." Credit goes to MaximS who answered the same question on 

Your answer is a distributive