This is a lot of 3 (three) horn coral fossils (Amplexiphyllum Hamiltoniae). They date from the Middle Devonian period (approx. 400 million years ago).
These were recovered from the Little Beard Creek locality in Livingston City, New York (USA), Windom Shale, Hamilton Group.
Refer to the photos. The black centimeter cube is shown for scale and is not included. You are purchasing all of the specimens shown. Your purchase includes a specimen label.