TY - RPRT TI - Age and paleoenvironmental significance of mega-invertebrates from the "San Pedro" Formation in the Coyote Hills, Fullerton and Buena Park, Orange County, Southern California AU - Charles L. Powell AU - Dave Stevens PY - 2000 DO - 10.3133/ofr2000319 UR - https://pubs.usgs.gov/publication/ofr2000319 ID - ofr2000319 ER -