id	keyword
geusb-4650	zone
geusb-4650	jurassic
geusb-4650	riding
geusb-4650	dinoflagellate
geusb-4650	sea
geusb-4650	subzone
geusb-4650	cyst
geusb-4650	thomas
geusb-4650	middle
geusb-4650	geological
geusb-4650	level
geusb-4650	poulsen
geusb-4650	north
geusb-4650	fig
geusb-4650	denmark
geusb-4650	upper
geusb-4650	danish
geusb-4650	boreal
geusb-4650	species
geusb-4650	zonation
geusb-4650	palaeotemperature
geusb-4650	woollam
geusb-4650	ammonite
geusb-4650	marine
geusb-4650	greenland
geusb-4650	range
geusb-4650	tethyan
geusb-4650	united
geusb-4650	europe
geusb-4650	bathonian
geusb-4650	kingdom
geusb-4650	central
geusb-4650	volgian
geusb-4650	jurassic dinoflagellate
geusb-4650	cretaceous
geusb-4650	callovian
geusb-4650	oxfordian