BIBLIOGRAPHY. 23 



ROEMER, F. : 



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1861. Proceedings of the Boston Society of Natural History for 1859-1861, vol. 7, 1861, pp. 389-391: On fossil- 



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ROMINGER, C: 



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1877. Eleventh Annual Report of the United States Geological and Geographical Survey of the Territories, 

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1896. Bulletin of the Minnesota Academy of Natural Sciences, vol. 4, No. 1, pt. 1, 1896, pp. 92-105: The fauna 

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