LIMNOLOGY - Continued 



WOOD, THELMA R. Activation of the dormant form -of fresh water 

 animals, with special reference to Cladocera. Internationale Revue 

 der gesamten Hydrobiologie Und Hydrographie, Vol. 3£:229-2U2, 1937- 

 PhD, Brown, 1938. 



YOUNG, FRANK NELSON, JR. The water beetles of Florida; a 

 taxonomic and ecological study. PhD, Florida, 19U2. 



YOUNG, ORSON WHITNEY . A limnological investigation of periphyton 

 in Douglas Lake, Michigan- PhD, Univ. of Michigan, 19H2. 



OCEANOGRAPHY 



BUTTS, HELEN E. The effect of certain salts of sea water upon 

 reproduction in the marine amoeba, Flabellula mira Schaeffer. PhD, 

 Duke, 193ho 



DARSIE, MARVIN Lo, JR. Certain aspects of ohototropism, growth, 

 and polarity in the single celled marine alga, Bryops is . PhD, Stanford, 

 1939- 



DAWSON, ELMER YALE. The marine algae of the Gulf of California, 

 PhD, California, 19h2. 



GILBERT, WILLIAM JAMES. Studies on marine Chlorophyceae of the 

 Philippines, PhD, Michigan, 19U2. 



GOODMAN, JOSEPH ROBERT. The waters of the Northeast Pacific 

 Ocean, Bering Sea, and Artie Ocean. PhD, Washington, Seattle, I9I4.I. 



HOUGH, JACK L a The sediments of Buzzards Bay and Cape Cod Bay, 

 Massachusetts, PhD, Chicago, 19Ul» 



HUTCHINS, LOUIS W. Salt-water Bryozoa in relation to salinity. 

 PhD, Yale, 19U1. 



KETCHUM, BOSTWICK H. Phosphorus and nitrogen metabolism of the 

 marine diatom, Nitzschia closterium . PhD, Harvard, 1938. 



MAZUR, ABRAHAM. The amino acids of certain marine algae. Jr. of 

 Biol. Chem., 123 :?29-7UO, 1938. PhD, Columbia, 1939° 



NORTHCRAFT, RICHARD D. Colonization of bare rock surfaces by 

 marine algae. PhD, Stanford, 19U7° 



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