Climatius

phylum	Chordata	Climatius is a genus of spiny shark. Early Devonian fossils have been found in Europe and North America. It was an active swimmer with a powerful caudal fin and abundant stabilizing fins, preying on other fish and crustaceans. Although it was only 7.5 cm (3 in), it had 15 sharp spines. For more information visit the Wikipedia entry. Get back to Spiny sharks
class	Acanthodii
order	Climatiiformes
family	Climatiidae
genus	† Climatius

• 

  Unknown Hong Kong Climatius