Graptolites

Where in NZ West Nelson, southern Fiordland
When Ordovician (490-443 million years ago)
Scale a few millimetres up to 60 mm
Ordovician graptolite

Ordovician graptolite

What are they?

  • Extinct, colonial, marine macroplankton, lived at various depths in the ocean from surface waters down to the deep waters of the dysoxic zone, integrated colonies of individual zooids, filter feeders

Used for:

See some examples in our image gallery.