61 
RTLA 455A. & B. 
Material: 
Diagnosis: 
Submitter: 
Boa constrictor. Boa constrictor 
One growth removed from side 
Granuloma containing a mixed bacterial population 
I. Gorman 
RTLA 456. Leopard frog, Rana pipiens 
Material: Fifty-nine black and white photomicrographs 
demonstrating various aspects of renal adenocarcinoma 
Submitter: W. R. Duryee 
Reprints: Duryee, William R. Factors Influencing Development 
of Tumors in Frogs. Ann. N. Y. Acad. Sci., 126 (1): 
59-84. 1965. 
Duryee, William R. Dependence of Tumor Formation in 
Frogs on Abnormal Nucleolar Function. In: Biology of 
Amphibian Tumors , Merle Mizell (ed.), pp. 82-100 o 
Springer-Verlag: New York/Heidelberg/Berlin. 1969. 
RTLA 457. Atlantic eel, Anguilla vulgaris 
Material: One eel head with oral cauliflower-like growth 
Diagnosis: Epithelial papilloma 
Submitter: B. F. Deys 
Reprint: Deys, B. F. Papillomas in the Atlantic eel, Anguilla 
vulgaris . Natl. Cancer Inst. Monogr. 31: 187-194. 1969, 
RTLA 458. Atlantic eel, Anguilla vulgaris 
Material: One eel head with oral cauliflower-like growth 
Diagnosis: Epithelial papilloma 
Submitter: B. F. Deys 
Reprint: [see RTLA 457] 
RTLA 459. Atlantic eel, Anguilla vulgaris 
Material: One eel head with oral cauliflower-like growth 
Diagnosis: Epithelial papilloma 
Submitter: B. F. Deys 
Reprint: [see RTLA 457] 
RTLA 460. Iguana iguana 
Material: Four slides; two black and white photographs 
Diagnosis: Mucin producing adenocarcinoma arising in a teratoma 
Submitter: P. Zwart 
RTLA 461o Malayan monitor, Varanus salvator 
Material: Eleven slides; six black and white photographs 
Diagnosis: Lymphosarcoma 
Submitter: P. Zwart 
Reprint: Zwart, P. and J„ C, Harshbarger. Hematopoietic Neoplasms 
in Lizards: Report of a Typical Case in Hydrosaurus 
amboinensis and of a Probable Case in Varanus salvator . 
Int. J. Cancer, 9: 548-553. 1972. 
RTLA 462. Two-flapped chameleon, Chamaeleo dilepis 
Material: Eight slides 
Diagnosis: Hyperplastic liver nodules versus well-differentiated 
hepatomas 
Submitter: P. Zwart 
