OLSON, Andrew C. , Jr. 



Parasites of the grunion Leuresthes tenuis (Ayres). PhD, Oregon 

 State, 1955. 



PARSONS, Thomas M. 



Studies on the asexual stages in the life cycle of the frog bladder 

 fluke, Gorgoderina attenuata . Stafford, 1902. U.M. PhD, Iowa, 

 1953. 



RAY, Sammy M. 



Biological studies of Dermocystidium marinum , a fungous parasite 

 of oysters. PhD, Rice, 1954. 



SINDERMANN, Carl J. 



Studies on parasites of fishes, with special reference to ichthy- 

 osporidium disease of the herring. PhD, Harvard, 1953. 



SMITH, Robert J. 



The life-history of Megalodiscus ferrissianus n. sp. (Trematoda — 

 Paramphistomatidae) . PhD, Michigan, 1953. 



STAMPER, Maynard N. 



Studies on Entocythere illinoisensis Hoff , an ostracod occurring 

 on crayfish. PhD, Ohio State, 1955. 



VERNBERG, Winona M. 



Studies on the trematode family Cyathocotylidae Poche , 1926, with 

 the description of a new species of Holostephanus from fish and 

 the life history of Prohemistomum chandleri sp. nov. PhD, 

 Purdue, 1952. 



WAGNER, Edward D. 



Morphology and natural history of Proteocephalus tumidocollus n. 

 sp. (Cestoda) from the rainbow trout. PhD, Southern California, 

 1954. 



WU, Liang-yu 



Life history studies on three genera of trematodes found in the 

 Ottawa River. PhD, McGill, 1953. 



