TY - JOUR A1 - Gonera, M. A1 - Peryt, T. M. A1 - Durakiewicz, T. T1 - Coiling direction in Globigerina bulloides of Middle Miocene age JO - J. Micropalaeontol. J1 - JM VL - 22 IS - 2 SP - 141 EP - 146 Y1 - 2003/11/01 PB - GSL Publishing SN - 2041-4978 UR - https://jm.copernicus.org/articles/22/141/2003/ L1 - https://jm.copernicus.org/articles/22/141/2003/jm-22-141-2003.pdf DO - 10.1144/jm.22.2.141 ER -