-52- 
WILLIAMS, E. H., JR. 
Department of Marine Sciences 
University of Puerto Rico 
Mayaguez, PR 00708 
RTLA 2492 
ZUG, G. R. 
Division of Reptiles and Amphibians 
National Museum of Natural History 
Smithsonian Institution 
Washington, DC 20560 
RTLA 2559 
ZWART, P. 
Veterinary Pathology 
Department of Diseases of 
Special Animals 
Rijksuniversiteit te Utrecht 
Yalelaan 1, Postbus 80.158 
3508 TD Utrecht, Netherlands 
RTLA 2425, 2426, 2495 
