I want to create a smooth transition between the two ends of this object here. The images below show an example of what I’m going for. Any suggestions?
Your pictures don’t show. However, here are a couple of possibilities:
http://docs.pixologic.com/getting-started/learning-zbrush/zmodeler-videos/edge-actions/
http://docs.pixologic.com/user-guide/3d-modeling/sculpting/sculpting-brushes/curve-bridge/
I hope that helps!