Complex sentence: Until 2017 "Oristicta filicicola" was the only species of the genus "Oristicta" which has now been widened to include "Oristicta rosendaleorum".
Split into simpler sentences: Until 2017 "Oristicta filicicola" was the only species of the genus "Oristicta". This has now been widened to include "Oristicta rosendaleorum".