Fig. 3From: Morphology and histology of the olfactory organ of two African lungfishes, Protopterus amphibius and P. dolloi (Lepidosirenidae, Dipnoi)The vomero-like epithelial crypt of Protopterus amphibius and P. dolloi, stained with hematoxylin and eosin (a, d), alcian blue (pH 2.5)- periodic acid Schiff (b, e), and Masson’s trichrome (c, f). a, b, c indicate P. amphibius and d, e, f indicate P. dolloi. CSE sensory epithelium; GE, glandular epithelium. The bars indicate 50 μmBack to article page