Description des reptiles nouveaux ou imparfaitement connus de la collection du Musum d'histoire naturelle et remarques sur la classification et les caractres des reptiles..[Paris :Musum d'histoire naturelle]1852-.biodiversitylibrary.org/page/4039518rocodiles have eyes/ears/nostrils on top of head so they can still see, hear & smell when almost fully submerged biodiversitylibrary.org/page/4039518
Johnston River Crocodile or Freshwater Crocodile (Crocodylus johnsoni) in captivity at Australia Zoo near Beerwah, Queensland, Australia. Photographed on 20 February 2010.www.inaturalist.org/observations/30585