-4- 
S. Radhakrishnan) and cottonmouth (RTLA 2208; J. E. Cooper) hemangio¬ 
endothelioma and a possible mucoadenocarcinoma in a bca constrictor 
(RTLA 2133; I. Gorman). 
Accessions with interesting though non-neoplastic lesions in¬ 
cluded a series of bivalve mollusks in a disease survey (RTLA 2194- 
RTLA 2207; W. A. Heath), a planarian with globular growths similar to 
earlier cases containing virus-like inclusions (RTLA 2041; C. Lange), 
Ohio River emerald shiner with cubic nuclear Inclusions in dorsal 
root ganglion cells shown by K. Hoover, £t to be protein (RTIA 
2056), leeches with several lesions including a cuticular hyperplasia 
(RTLA 2044-RTLA 2046; J. Kufel), a cardiac muscle anomaly in an 
American oyster (RTLA 2079; S. V. Otto), coho salmon lens hyper¬ 
plasia (RTLA 2117-RTLA 2122; G. Balouet and F. B. Laurencin), dolphin 
(fish) with fractured centrum of two vertebrae and associated exu¬ 
berant callus formation (RTLA 2167; W. Kandrashoff), fracture of femur 
followed by dystrophic callus formation of leopard frog (RTLA 2191- 
RTLA 2193; A. Klempau), reactive hyperplasia and tooth formation in 
an angelfish (RTLA 2189; G. Blasiola, Jr.), prokaryotes (rickettsia, 
some with phage, and chlamydia) in soft clams (RTLA 2091; J. 
Harshbarger, ^^.), a blue mussel (RTLA 2083; R. Higgins), hard 
clams (RTLA 2088 and RTIA 2090; H. Diamond) and other parasites and 
anomalies. 
REFERENCE LIBRARY 
The comprehensive library on neoplasms in lower animals in¬ 
creased to 3,830 papers. Except for recent acquisitions and articles 
that need to be translated, all papers have been abstracted by select¬ 
ed key words and computerized. 
PAPERS SINCE 1978 
Harshbarger, J. C., S. V. Otto, and S. C. Chang. 1977. (1979). Pro¬ 
liferative disorders in Crassostrea virginica and Mya arenaria 
from, the Chesapeake Bay and intra-nuclear vlrus-llke incl”sions 
in Mya arenaria with germinomas from a Maine oil spill site. 
Hallotis, 8: 243-248. 
Otto, S. V., J. C. Harshbarger, and S. C. Chang. 1977. (1979). Status 
of selected unicellular eucaryote pathogens, and prevalence and 
histopathology of inclusions containing obligate procaryote para¬ 
sites, in commercial bivalve mollusks from Maryland estuaries. 
Haliotis, 8 : 285-295. 
DeLanney, L., S. C. Chang, J. Harshbarger, and C. J. Dawe. 1980. 
Mast cell tumors in the caudate amphibian, Ambystoma mexicanum . 
In: Advances in comparative leukemia research, D. Yohn, B. Lapin 
and J. Blakeslee, ed., pp. 221-222, Elsevier: New York. 
