geologic age of the mosasaurian fossil from hobetsu— hokkaido, japan norio k ito* and tsutomu...

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Page 1: Geologic age of the mosasaurian fossil from Hobetsu— Hokkaido, Japan Norio K ITO* and Tsutomu CHITOKU** I 11 Cho, 1990a)0 (1990b) (HMG-371) 11 1991f¥3fi11El Institute of Earth Science,
Page 2: Geologic age of the mosasaurian fossil from Hobetsu— Hokkaido, Japan Norio K ITO* and Tsutomu CHITOKU** I 11 Cho, 1990a)0 (1990b) (HMG-371) 11 1991f¥3fi11El Institute of Earth Science,
Page 3: Geologic age of the mosasaurian fossil from Hobetsu— Hokkaido, Japan Norio K ITO* and Tsutomu CHITOKU** I 11 Cho, 1990a)0 (1990b) (HMG-371) 11 1991f¥3fi11El Institute of Earth Science,
Page 4: Geologic age of the mosasaurian fossil from Hobetsu— Hokkaido, Japan Norio K ITO* and Tsutomu CHITOKU** I 11 Cho, 1990a)0 (1990b) (HMG-371) 11 1991f¥3fi11El Institute of Earth Science,
Page 5: Geologic age of the mosasaurian fossil from Hobetsu— Hokkaido, Japan Norio K ITO* and Tsutomu CHITOKU** I 11 Cho, 1990a)0 (1990b) (HMG-371) 11 1991f¥3fi11El Institute of Earth Science,
Page 6: Geologic age of the mosasaurian fossil from Hobetsu— Hokkaido, Japan Norio K ITO* and Tsutomu CHITOKU** I 11 Cho, 1990a)0 (1990b) (HMG-371) 11 1991f¥3fi11El Institute of Earth Science,
Page 7: Geologic age of the mosasaurian fossil from Hobetsu— Hokkaido, Japan Norio K ITO* and Tsutomu CHITOKU** I 11 Cho, 1990a)0 (1990b) (HMG-371) 11 1991f¥3fi11El Institute of Earth Science,
Page 8: Geologic age of the mosasaurian fossil from Hobetsu— Hokkaido, Japan Norio K ITO* and Tsutomu CHITOKU** I 11 Cho, 1990a)0 (1990b) (HMG-371) 11 1991f¥3fi11El Institute of Earth Science,