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RTLA 2153. Amazon molly, Poecllia formosa 
Material: Whole animal treated with anthracene 
Habitat: Brookhaven National Laboratory, Upton, New York 
Diagnosis: Ectopic hyperplastic thyroid in spleen 
Submitter: A. D. Woodhead 
RTLA 2154. Rainbow trout, Salmo galrdneri 
Material: Two pieces of tissue from a kidney growth 
Habitat: Duck Lake, Montana 
Diagnosis: Nephroblastoma 
Submitter: C. E. Smith 
RTLA 2155. Common bream, Abramis brama 
Material: Two pieces of liver tissue 
Habitat: Rhinewater, The Netherlands 
Diagnosis: Hepatocellular carcinoma 
Submitter: W. Slooff 
RTLA 2156. Pink salmon, Oncorhynchus gorbuscha 
Material: Two pieces of tissue from a growth on the dorsal surface 
of the fish 
Habitat: Port Hardy, Vancouver Island, B.C., Canada 
Diagnosis: Neurofibroma 
Submitter: G. R. Bell 
RTLA 2157. Sydney rock oyster, Crassostrea commercialis 
Material: Four whole animals 
Habitat: Greenwell Point, Australia 
Diagnosis: Mantle papillomas 
Submitter: P. H. Wolf 
RTLA 2158. Spot, Leiostomus xanthurus 
Material: One microslide; 2 black and white photographs 
Diagnosis: Giant islet 
Submitter: J. A. Couch 
RTLA 2159. Atlantic cutlassfish, Trichiurus lepturus 
Material: One microslide 
Habitat: Mobile Bay, Alabama 
Diagnosis: Granulomatous osteomyelitis 
Submitter: J. A. Gouch 
RTLA 2160. Silver shad 
Material: Viscera: ’’normal” and pathologic 
Habitat: North Biscayne Bay, Miami, Florida 
Diagnosis: Old, multiple granulomas in the mesentery and within 
ovarian follicles 
Submitter: W. Kandrashoff 
