Figure 2: Electron micrograph shows biforked tip (Bi) of C. ocellatus tongue. Note that it is formed of strong, thick, non-papillosed and keratinized lingual epithelium. The anterior region (An) is characterized by specialized multiangular lingual papillae with wide (Wt) or narrow trenches (Nt) between them. Note that some papillae are serrated (Sr) at their posterior ends. ×200.