et al et al et al et al
Lepidocyclina Nephrolepidina nipponica Nephrolepidina japonica Miogypsina kotoi Sphenolithus heteromorphus Cyclicargolithus floridanus Discoaster deflandrei S heteromorphus Sphenolithus heteromorphus C floridanus C floridanus Discoaster berggrenii D quinqueramus Ceratolith Amaurolith D quinqueramus D berggrenii Reticulofenestra psuedoumbilica Sphenolithus
Modern Geol
Am J Sci Lepidocyclina Tohoku Imp Univ Sci Rep 2ndSerGeol Sedimentary Geol J Geol Soc Japan Sedimentary Geol Lepidocyclina J Geol Soc Japan Sci Rep Yokohama Nat Univ Sec Formation of active ocean marginset al J Geomag Geoelectr J Japan Assoc Mineral Petrol Econ Geol Proc ODP Init Repots et al Series of Geol and Mineral Science