Moreno Formation  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Mesozoic
 ...Cretaceous
 ....Upper Cretaceous
 .....Moreno Formation
RTPaleocene
 California
 Marca Shale Member
SNIn Chico Group. Upper Cretaceous and Paleocene (?). Includes four members (ascending): Dosados Sand and Shale, Tierra Loma Shale (including Mercy Sandstone lens), Marca Shale Member, and Dos Palos Shale (includes Cima Sandstone lens). S California.