Locality	Layer
		181 feet
		268 feet
		Bowland Shales,below P1a
		E2
		P1a
		P1b
		P1c
		P1c, 12feet above elegans
		P2 "above subcircularis"
		P2 base
		P2 high
		P2 of right bank
		P2 unrecorded
		above P1a
		lower bed of Bisat
		lowermost E1
		middle bed of Bisat
		upper bed of Bisat