-7- 
ACCESSIONS 
RTLA 1599. American oyster, Crassostrea virginica 
Material; 
Habitat: 
Diagnosis: 
Three microscope slides 
Apalachicola Bay, Florida 
Hematopoietic neoplasm (gills heavily invaded); infec¬ 
ted with Dermocystidium marinum (particularly foci of 
epithelium); a ciliate is present in the gills; 
Nematopsis spores in the parenchymal tissue of body 
and mantle 
Submitter: 
J. A. Couch 
RTLA 1600. Indian rock python, Python molorus 
Material: 
Habitat: 
Diagnosis: 
Submibter: 
Two microscope slides; 2 black and white prints 
Collection of the San Diego Zoo, San Diego, California 
Malignant lymphoma 
P. T. Robinson 
RTLA 1601. Two-color parrotfish, Bolbometopon blcolor 
Material: 
Habitat: 
Diagnosis: 
Submitter: 
Gross specimen with a growth in the opercular cavity 
Off Lapu Lapu City, Sabu, Philippines 
Multiple protozoan cysts 
G. C. Blasiola, Jr. 
RTLA 1602. Spiny granite lizard, Sceloporus orcutti 
Material: 
Gross specimen with large, highly raised, firm, amor¬ 
phous lesion on right dorsal surface of neck; multiple, 
similar, but smaller lesions on neck, dorsal surface 
of right foreleg, and ventral surface of body 
Habitat: 
Diagnosis: 
Pet; purchased from a dealer in California 
Keratinizing epidermis in response to heavy fungus in¬ 
fection 
Submitter: 
S. B. Hedges 
RTLA 1603. Sockeye salmon, Oncorhynchus nerka 
Material: 
Habitat: 
Diagnosis: 
Submitter: 
Two microscope slides 
Mariculture pens in Departure Bay, Nanaimo, B. C., Canada 
Teratoid anomaly 
G. R. Bell 
RTLA 1604. Dusky pigmy rattlesnake, Sistrurus milianus 
Material: 
Habitat: 
Diagnosis: 
Submitter: 
Two microscope slides; 1 paraffin block 
Jackson County, Florida 
Mycotic granuloma due to a septate branching fungus 
C. G. Crispens, Jr. 
RTLA 1605. Weakfish, Cynoscion regalis 
Material: 
Habitat: 
Diagnosis: 
Submitter: 
Four pieces of tissue; 2 microscope slides 
York River, Virginia 
Ganglioneuroma 
D. E. Zwerner and C. L. Ruddell 
