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RTLA 1473. Fathead minnow, Plmephales promelas 
ifeterial: One half of the head with multiple large ttmors; 3 black 
and white photographs 
Diagnosis! Liposarcoma 
Submitter; C. E. Smith 
RTLA 1474. Mussel, Mytilus sp. 
Material! One microscope'slide 
Habitat: Mt, Desert Island Biological Laboratory, Salsbury Cove, 
Maine 
Diagnosis: Vesicular connective tissue neoplasm in gonad of a hermaph- 
orditic mussel 
Submitter: J. M, Ward, A. Guarino, and W. L. Doyle 
RTLA 1475. Sockeye salmon, Oncorhynchus nerka 
Material; Large growth associated with the ovaries 
Diagnosis: Leiomyosarcoma 
Submitter; G. R, Bell 
RTLA 1476. Brown trout, Salmo trutta 
Material: Two microscope slides; 2 color transparencies 
Habitat: Lake Benmore, New Zealand 
Diagnosis: Neurileramal sarcoma 
Submitter; B. Stevenson 
RTLA 14/7. Brown trout, Salmo trutta 
Material; Two microscope slides; | color transparencies 
Habitat: Lake Rotorua, New Zealand 
Diagnosis: Two lesions: neurileramal sarcoma; 
rhabdomyoma 
Submitter: B. Stevenson 
well-differentiated 
RTLA 1478. Pinfish, Lagodon (?) rhomboides (?) 
Material: Gross specimen with misaligned lower jaw 
Habitat; Miamarina — North Biscayne Bay adjacent to the Miami River 
Florida 
Diagnosis: Encystment of trematode parasites within the skeletal 
muscle of the jaw 
Submitter: W. Kandrashoff 
RTLA 1479. Pinfish, Lagodon (?) .rhomboides (?) 
Material: Gross specimen with wound-like depression predominantly 
on right side, dorsally 
Habitat: Miamarina -- North Biscayne Bay adjacent to the Miami River 
Florida 
Diagnosis: Probable trauma; tissue too autolyzed definitive diag¬ 
nosis 
Submitter: W. Kandrashoff 
RTLA 1480. Menhaden, Brevoortla sp. 
Material: Two caudal fins with similar raised lesions 
Habitat: North Biscayne Bay, Florida 
Diagnosis: Healing fractures of the fin ribs, probably due to traioma 
Submitter; W. Kandrashoff 
