11 
RTLA 1120. Chinook salmon, Oncorhynchus tshawytscha 
Material: One microscope slide; 3 black and white photographs; 
1 color transparency 
Diagnosis: Glochidia from Margaritifera margaritifera producing 
epithelial and stromal hyperplasia from host 
Submitter: T. R. Meyers 
Reprint: (See RTLA 1119) 
RTLA 1121. Summer flounder, Paralichthys dentatus 
Material: One microscope slide 
Diagnosis: Stephanostomum sp. metacercariae — encysted 
Submitter: T. R. Meyers 
RTLA 1122. Copepod, Lernaeenicus radiatus 
Material: One gross specimen with thin, white, wing-like material 
streaming from the abdomen 
Diagnosis: Parasitic fungi 
Submitter: T. R. Meyers 
RTLA 1123. Striped bass, Morone saxatilis 
Material: One piece of tissue containing a segment of a 10x4x1.5 cm 
reddish-brown lesion in flank muscle; 2 microscope slides; 
2 paraffin blocks 
Diagnosis: Scar 
Submitter: D. E. Zwerner 
RTLA 1124. Striped bass, Morone saxatilis 
Material: Four pieces of tissue; 1 microscope slide 
Diagnosis: Nephroblastoma 
Submitter: R. E. Wolke 
RTLA 1125-6. Oyster, Crassostrea virginica 
Material: Three microscope slides each; 1 paraffin block each 
Diagnosis: Rickettsia-like inclusions 
Submitter: S. V. Otto 
RTLA 1127-30. Soft-shell clam, Mya arenaria 
Material: Three microscope slides each; 1 paraffin block each 
Diagnosis: Rickettsia-like inclusions 
Submitter: S. V. Otto 
RTLA 1131. Boa constrictor 
Material: Four microscope slides; 1 paraffin block 
Diagnosis: Subcutaneous multiple mycotic granulomas 
Submitter: C. G. Crispens, Jr. 
RTLA 1132. American toad, Bufo americanus 
Material: Two microscope slides from small yellow growth near tympanum 
Diagnosis: Probably a type of xanthosis 
Submitter: C. L. Counts, III 
RTLA 1133. Tiger salamander, Ambystoma tigrinum 
Material: One piece of tissue 
Diagnosis: Fibrosarcoma 
Submitter: F. L. Rose 
