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Bry. 1 
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87. Shrubsole, 0. A. On the probable source of some of the pebbles of 
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88. Simionescu, J. tJber die Verbreitung und Beschaffenheit der sar- 
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89. Talbot, Mignon. A contribution to a list of the fauna of the Stafford 
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90. Taylor, T. H. Investigations made at the Marine Biological La- 
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91. Todd, R. A. Notes on the Invertebrate fauna and fish-food of the 
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Cellaria sinuosa , C. fistulosa , Lepralia foliacea taken in fishes occasionally. 
92. Udden, J. A. Geology of Mills and Fremont Counties. Ann. Rep. 
Iowa Geol. Surv. xiii, pp. 125-183. [List of fossils, p. 160.] 
93. . Geology of Pottawattamie County. Op. cit. xi, pp. 199-277, 
3 figg. 
94. . Geology of Jefferson County. Op. cit. xii, pp. 358-437. [List 
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95. Yolk, R. Allgemeines fiber die biologischen Verhaltuisse der Elbe 
bei Hamburg und fiber die Einwirkung der Sielwasser auf die Organ- 
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96. Waters, A. W. Bryozoa. Resultats Belgica, 114 pp., ix pis. 
White, D. [See Adams, Girty & White (1).] 
97. Whiteaves, J. F. [Review of Catalogue of marine invertebrata of 
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98. Williams, H. S. The correlation of geological faunas. Bull. U. S. 
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99. Wollemann, A. Das Alter des Turons von Nettingen bei Hildesheiin. 
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100. ZahXlka, C. ix. Lone der bohm. Kreideformation aus dem Isergebiete. 
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101. ^ELfzKO, J. V. v Beitrage zur Geologie der Kriedeformation in der 
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102. Zykoff, W. Material po faunye Yolghi i ghidrofaunye Laratovsko 
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[In Russian.] 
