Keywords: PZSL1907Page064.png Varanus niloticus Varanus niloticus <small> Linnaeus 1758 </small> en Duodenum region of a Nile Monitor g b gallbladder li d hepatic ducts L liver O opening of bile ducts into duodenum P pancreas P v portal vein Proceedings of the Zoological Society of London http //archive org/details/proceedingsofzoo19071446zool vol 1907 issue 1 http //archive org/stream/proceedingsofzoo19071446zool page/64/mode/1up page 64 1907 F E Beddard text PD-old PZSL 1907-1 Varanus niloticus Varanus anatomy Animal digestive system Reptilia circulatory system |