Partial Hybodus Spine.
Pett Level, East Sussex, UK.
135 Million Years Old, Valanginian, Early Cretaceous, Mesozoic.
Domain - Eukaryota
Kingdom - Animalia
Phyllum - Chordata
Class - Chondrichthyes
Order - Hybodontiformes
Family - Hybodontidae
Genus - Hybodus
Species -