Complex sentence: There was no clear claim by Jones either that Ganesha was worshipped by the Romans or that Ganesha evolved from Janus as a prototype, and this fanciful connection does not appear in modern academic reviews of Ganesha's history.
Split into simpler sentences: There was no clear claim by Jones either that Ganesha was worshipped by the Romans or that Ganesha evolved from Janus as a prototype. This fanciful connection does not appear in modern academic reviews of Ganesha's history.