80 
RTLA 629. Rainbow trout, Salmo gairdneri 
Material: Most of the upper jaw with part of a growth broadly 
attached to the outside surface; one photograph 
Diagnosis: Fibroma 
Submitter: P. H. Wolf 
RTLA 630. Rainbow trout, Salmo gairdneri 
Material: Fifteen microscope slides; one photograph 
Diagnosis: Thymic lymphoma -- probably with leukemia 
Submitter: C. E. Smith 
RTLA 631. Australian snake-necked turtle, Chelodina longicollis 
Material: Growth from the dorsal side of the proximal end of the neck 
Diagnosis: Multiple granulomas with a bacterial etiology 
Submitter: W. Frair 
RTLA 632. Nile monitor lizard, Varanus niloticus 
Material: Four microscope slides 
Diagnosis: Pre-neoplastic nodule versus a minimal deviation hepatoma 
Submitter: P„ Zwart 
RTLA 633. African sungazer lizard, Cordylus polyzonus 
Material: Two microscope slides 
Diagnosis: Adenoma of the thyroid 
Submitter: P. Zwart 
RTLA 634. Garter snake, Thamnophis sirtalis 
Material: Two microscope slides 
Diagnosis: Cholangioma 
Submitter: P„ Zwart 
RTLA 635. Nile monitor lizard, Varanus niloticus 
Material: Seven microscope slides 
Diagnosis: Probable plasma cell tumor 
Submitter: P. Zwart 
RTLA 636. Thorny skate, Raja radiata 
Material: One greatly enlarged testis 
Diagnosis: Adenoma of seminiferous epithelium (tentative) 
Submitter: M. Newman 
RTLA 637. Tiger swallowtail, Papilio glaucus 
Material: One gross specimen with a growth approximately .5 cm. in 
diameter on the abdomen 
Diagnosis: Salivary reservoir cyst containing bacteria and fungi 
Submitter: K„ Wolf 
RTLA 638. Walleye, Stizostedion vitreum vitreum 
Material: One gross specimen with multiple raised lesions 
Diagnosis: Epidermal hyperplasia 
Submitter: E. R. Brown 
RTLA 639. White sucker, Catostomus commersoni 
Material: One gross specimen 
Diagnosis: Tissue unsuitable for diagnosis 
Submitter: Eo R. Brown 
