317.4 GBY H2b--H2c (undulatum--V.eostriolatus)

Million years:	317.4
Code:	NAM35
Name:	GBY H2b--H2c (undulatum--V.eostriolatus)
Type:	AMMO

	Taxon
	Homoceras eostriolatum
	Vallites striolatus*