Figure 11From: Evidence of a true pharyngeal tonsil in birds: a novel lymphoid organ in Dromaius novaehollandiae and Struthio camelus (Palaeognathae)Lymphoepithelium (Le) in the follicular pharyngeal tonsil of D. novaehollandiae. The tonsillar crypt (C) is lined by typical round/cuboidal lymphoepithelium consisting of a single to double layer of rounded cells. The lymphoepithelium overlies inter-nodular lymphoid tissue (Ilt).Back to article page