Locality	Layer
	Algeria, Monts d'Ougarta, Erg el Djemel	Eifelian,upper
	Algeria, Saoura Valley, Bechir	Eifelian,upper
	Algeria, Saoura Valley, Béni Abbès,SW of	Eifelian,upper
	China, Yunnan, Baoshan district, Baoshan Block,W.Yunnan (in Chinese)	Middle Devonian, Songlingou Fm.
	Great Britain, England,Cornwall, Pentonwarra Point, Trevone	terebratum Zone