TY - JOUR AU - Dickerson, Roy Ernest ID - 77919 TI - The fauna of the Siphonalia sutterensis Zone in the Roseburg Quadrangle, Oregon JF - Proceedings of the California Academy of Sciences SN - 0068-547X VL - 4 SP - 113 EP - 128 Y1 - 1914 UR - http://biostor.org/reference/77919 L2 - http://www.biodiversitylibrary.org/page/31777680 ER -