Geography In Ancient Greece

The author asserts that Palean baskets were not only originated from Palea, but also from Lithos. The reason is, there is a Brim River, which is very deep and broad, between the Palea and Lithos. And there is no evidence shows that about Palean boats to cross the river. However, I think the author should consider more details to support this claim.

To begin with, the article does not mention about whether the geography in ancient is as same as now. We all know that it is possible that continent moving can contribute earthquake, and make dramatically change on geographic surfaces. Imaging that, Palea and Lithos might be linked in 5,000 B.C., when Palean were survived and woven baskets were their representation. However, there was a volcano erupted in 2,000 B.C., and it contributed to change the geographic between Palea and Lithos. Thus, Brim River was formed, which separated Palea and Lithos. Palea and Lithos should categorized to one country and their people might be the same, including their woven baskets. This is doubtful to claim that Palean baskets were not uniquely Palean.
It is possible that the climate was far drier than now, thus Palean did not need any boat to travel to Lithos. Meanwhile, Palean might trade with people who lived in Lithos, used their woven baskets for exchanging. This suppose can explain why Palean baskets appeared in Lithos and without any boat to cross Brim River. The passage should compare geographic surface in ancient and now, also including climate changing. With more detail information, we can narrow down possibilities to conclude the