-14- 
RTLA 2274. Bloodworm, Glycera dlbranchlata 
Material: 
Anterior end of a worm with a bllster-llke lesion 
on the dorsal surface 
Habitat: 
Laboratory; Sloan-Ketterlng Institute for Cancer 
Research, Rye, New York 
Diagnosis; 
Submitter: 
Muscle erosion. Inflammation and scarring 
R. S. Anderson 
RTLA 2275. Bloodworm, Glycera dlbranchlata 
Material: 
Anterior part of a worm with small lesion on 
Habitat: 
pharynx 
Laboratory; Sloan-Ketterlng Institute for Cancer 
Research, Rye, New York 
Diagnosis: 
Submitter: 
Muscle destruction and replacement by scar tissue 
R. S. Anderson 
RTLA 2276. Northern pike, Esox Indus 
Material; One piece of tissue; 1 mlcrosllde 
Habitat: 
Diagnosis: 
Submitter: 
Southern part of Finnish Gulf 
Lymphoma 
S. Bogovskl 
RTLA 2277. Ide, 
Material: 
Leuclscus Idus 
One piece of tissue from subcutaneous head lesion; 
1 mlcrosllde 
Habitat: 
Diagnosis: 
Submitter: 
In the estuary of the River Kasarl, USSR 
Myxoma 
S. Bogovskl 
RTLA 2278. Bream, Abramls brama 
Material: 
Habitat: 
Diagnosis; 
Submitter: 
Oval, nodular piece of liver 
Waal River, The Netherlands 
Hepatocellular carcinoma — moderately well-differentiated 
W. Slooff 
RTLA 2279. White (silver) bream, Bllcca bjoerkna 
Material: 
Habitat: 
Diagnosis: 
Submitter: 
An elongate wedge of liver tissue 
Loblth River, The Netherlands 
Immense diffuse macrophage response 
W. Slooff 
RTLA 2280. Bream, Abramls brama 
Material: Oval, nodular piece of tissue 
Habitat: Lek River, The Netherlands 
Diagnosis: Cholanglocarclnoma 
Submitter: W. Slooff 
RTLA 2281. Roach, Rutllus rutllus 
Material: 
Habitat: 
Diagnosis; 
A piece of gill tissue with lumps at base of filaments 
Lek River, The Netherlands 
Thyroid adenoma with fetal, colloid, and Hurthle 
cell components 
Submitter; 
W. Slooff 
