It was about 8% longer than the living species, with a particularly large head.
It includes about 350 species and has members in all parts of the world.
On average for the last decade, the Government has added about 50 new species to the list every year.
The Don is home to about 21 species of fish.
There are estimated to be about 3,500 species in the order.
There are currently about 180 named species in this family.
By the end of the 17th century, the garden contained about 1,800 different species.
They never speculated about other species and don't know what to make of them.
In 1824 they published a work describing about 50 species.
In addition, there are about 100 more species which have been collected, but not yet described.