Encinal Member of Topanga Canyon Formation of Topanga Group (CA*-recognized locally west of Trancas Canyon)
Tertiary
Miocene, middle*
Exposures on Encinal Canyon Road, in secs. 21 and 28, T. 1 S., R. 19 W., lower Encinal Canyon, Santa Monica Mountains, Point Dume quadrangle, Los Angeles Co., CA (Yerkes and Campbell, 1979).
Los Angeles basin*
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Asterisk (*) indicates published by U.S. Geological Survey authors.
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Slash (/) indicates name conflicts with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). May be explained within brackets ([ ]).