-9- 
RTLA 1848 (contd.) 
Diagnosis: Dermal fibrosarcoma 
Submitter: A. G. Johnson 
RTLA 1849. Zebra-tailed lizard, Callisaurus draconoides 
Material: Piece of liver tissue 
Habitat: San Bernardino County, California 
Diagnosis: Parasitic granulomas containing probable larval trema- 
todes 
Submitter: S. D. Busack 
RTLA 1850. Medaka, Qryzias latipes 
Material: One microslide; 1 black and white photographs 
Habitat: Aquarium, Cancer Institute, Tokyo, Japan 
Diagnosis: Well-differentiated lymphoma 
Submitter: Prince Masahito Hitachi 
RTLA 1851. Stingray, Dasyatis akajei 
Material: Five microslides of liver and thyroid tissue; 3 black 
and white photographs 
Habitat: Ueno Zoo Aquarium, Japan 
Diagnosis: Slow-growing, well-differentiated hepatoma; adenomatous 
goiter versus a follicular adenoma 
Submitter: Prince Masahito Hitachi 
RTLA 1852. Shark, Triakis scyllia 
Material: One microslide of thyroid tissue; 
photograph 
Habitat: Ueno Zoo Aquarium, Japan 
Diagnosis: Thyroid hyperplasia 
Submitter: Prince Masahito Hitachi 
1 black and white 
RTLA 1853. Stingray, Dasyatis akajei 
Material: 
Habitat: 
Diagnosis: 
Submitter: 
Two microslides o 
photographs 
Ueno Zoo Aquarium, Japan 
Endemic (colloid) goiter 
Prince Masahito Hitachi 
thyroid tissue; 2 black and white 
RTLA 1854. Pacific cutlassfish, Trichiunis lepturns 
Material: Two microslides; 2 black and whitephotographs 
Habitat: Tokyo Central Wholesale Market -- captured off coast 
of Chiba prefecture. Pacific Ocean 
Diagnosis: Fibroma: within mid trunk musculature 
Submitter: Prince Masahito Hitachi 
RTLA 1855. European flat oyster, Ostrea edulis 
Material: Two microslides 
Diagnosis: Poorly differentiated sarcoma of undetermined origin 
Submitter: H. Grizel 
