Complex sentence: During the Permian Cathaysia was located near the Equator and within the Paleo-Tethys Ocean together with the North China continent and these to small continents share what is often called the'Cathaysian floras and faunas'.
Split into simpler sentences: During the Permian Cathaysia was located near the Equator and within the Paleo-Tethys Ocean. The North China continent was located near Cathaysia/South China and these to small continents share what is often called the'Cathaysian floras and faunas'.