00334nam a2200109Ia 4500008004100000082001900041100002000060245004300080260003100123630001800154650005200172211109s9999||||xx |||||||||||||| ||und||  a560.178bPEA-A  aPearson, Ronald 0aAnimals and Plants of the Cenozoic Era  bButler WorksaLondonc1964  xGeneral Stack  aPaleontologyvCenozoic Geologic periodxZoology