This picture is labeled
"Wilshire Richardson Family".
This may be a four-generation photograph.
The couple that is seated may be the parents of the wife of William Wilshire Richardson, Sr., Sarah Jane Hone, who may be pictured standing on the right. The woman in the center may be her daughter Ada. If so, the baby would be her first-born child, and the first great-grandchild of the older couple.
Compare this picture to the one here.