Fish vertebrae collected from the Miocene Bone Valley Formation in Polk County, Florida, USA. Overall, these fish vertebrae are of study grade meaning they are not 'A' grade specimens but are still adequate for study use. They have retained their overall shape and some of the main morphological features can be established. The vertebrae segments measure between 1 and 2 cm in length and they are supplied in small plastic bags of 5 with an information label. The bone valley formation in which the vertebrae were found is a shallow marine deposit situated in Florida USA, it is very popular among geologists, not only for the fossils which it yields but also its economical phosphorite deposits.