196 STUDIES IN EVOLUTION 



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23. Hall, James, 1860. — New Species of Fossils from the Hudson- 



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American Naturalist, vol. xxviii. 



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27. 1887. Illustrations of the Fauna of the St. John Group. No. IV. 



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29. Mtiller, O. F., 1785. — Entomostraca, seu Insecta testacea, quae in 



aquis Daniae et Norvegia reperit, etc. 



30. Miiller, Fritz, 1864. — Fur Darwin. 



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Pal. Soc, London, vol. xviii. 



33. Walcott, C. D., 1877. — Notes upon the Eggs of Trilobites. Pub- 



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