Tentaculites
Species
Tentaculites richmondensis Miller
Occurrence: Whitewater
Reference: Bergström, 1996
Typically large (25–30 mm long, 2–3 mm wide at aperature), with widely spaced rings (20–30 on adult)
Tentaculites sterlingensis
Occurrence: Whitewater
Reference: Bergström, 1996
Typically small (10–15 mm long, 1–1.5 mm wide at aperature), with densely spaced rings (20–25 per 10 mm)