-17- 
RTLA 1730 (contd.) 
area on one side of the caudal peduncle 
Habitat: North Biscayne Bay, Miami, Florida 
Diagnosis: Lipoma 
Submitter: W. Kandrashoff 
RTLA 
1731. Sea 
Material: 
Habitat: 
Diagnosis: 
Submitter: 
bream (porgy), Archosargus rhomboidalis 
Growth: sliced into 4 pieces; drawing showing location 
of growth on fish 
Biscayne Bay, Miami, Florida 
Exuberant fibrous response with associated inflammation 
to a parasitic infection 
E. P. Kraus 
RTLA 1732. Platyfish swordtail backcross hybrid, Platypoecilus variatus 
X Xlphophorus helleri x X* helleri 
Material: Two black and white photographs; 1 schematic drawing of 
lineage through hybridization 
Habitat: Research Laboratory; Genetisches Instltut, Giessen, 
Germany 
Diagnosis: Rhabdomyosarcoma Induced by N-methyl-N-nitroso-urea 
Submitter: M. Schwab 
RTLA 1733. Platyfish swordtail backcross hybrid, Platypoecilus variatus 
X Xlphophorus helleri x X. helleri 
Material: Two black and white photographs; 1 schematic drawing 
of lineage through hybridization 
Habitat: Research Laboratory, Genetisches Instltut, Giessen, 
Germany 
Diagnosis: Fibrosarcoma induced by N-methyl-N-nltroso-urea 
Submitter: M. Schwab 
RTLA 
1734. Greenling, Hexagrammos otakli 
Material: Piece of tissue (filet) covered with minute, white, 
dome-shaped lesions and minute, black flush lesions 
Habitat: Kojima, Matsumae Town, Matsumae gun, Hokkaido, Japan 
Diagnosis: Parasitic granulomas in response to a nematode 
Submitter: K. Oishi 
RTLA 1735 & 1736. 
Material: 
Habitat: 
Diagnosis: 
Submitter: 
American oyster, Crassostrea virginica 
One paraffin block each; 1 pathology report each 
Chesapeake Bay; Chester River, Piney Point 
Cytoplasmic Inclusions 
S. V. Otto 
RTLA 1737. Ribbed mussel, Brachidontes recurvus 
Material: One paraffin block; pathology report 
Habitat: Chesapeake Bay; Chester River, Piney Point 
Diagnosis: Cytoplasmic inclusions 
Submitter: S. V. Otto 
RTLA 1738. Climbing perch, Anabas testudineus 
