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pro vyhledávání: '"Robert M. Wotton"'
Publikováno v:
The Biological Bulletin. 154:508-516
1. Contrary to some reports, a rectal gland is present in strictly freshwater stingrays of South American rivers (Potamotrygon spp.). 2. The gland has the location and histological features of the salt-secreting rectal gland of marine elasmobranchs,
Autor:
James T. Culbertson, Robert M. Wotton
Publikováno v:
American Journal of Epidemiology. :101-113