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494. Felsche, C. & Orbigny, H. d'. Coprophagen der Ausbeute des 
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495. Felt, E. P. Mosquitos or Culicidoe of New York State. Bull. N. York 
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496. & Young, D. B. Importance of isolated rearings from Culicid 
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497. Fernald, C. H. A new genus and species of North American 
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498. Ferraut, V. Beitrage zur Kenntniss der wahren Birngallmiicke. 
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501. FiELDE, Adele M. Three odd incidents in ant-life. P. Ac. Philad. 
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505. . Portable ant-nests. T. c. pp. 215-220, 3 figg. 
506. . Power of recognition among ants. T. c. pp. 227-250, 4 figg. 
507. . Tenacity of life in ants. T. c. pp. 300-309, 2 figg. 
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510. Fleck, E. Die Coleopteren Rumaniens. Bull. Soc. Bucarest xiii, 
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