Hard to say what this could be, but dogs do get lots of benign types of lumps. Many get sebaceous or follicular cysts. I'd have it looked at next time you're in.
__________________ ~ A friend told me I was delusional. I nearly fell off my unicorn. ~ °¨¨¨°ºOº°¨¨¨° Ann | Pfeiffer | Marcel Verdel Purcell | Wylie | Artie °¨¨¨°ºOº°¨¨¨° |