FIGURE 18 in Definition of families, subfamilies, genera and subgenera of the Eutardigrada, and keys to their identification

FIGURE 18. Bucco-pharyngeal apparatuses of the Itaquasconinae model, Diphascon type. A, B, Diphascon variant (A, Diphascon (Adropion). B, Diphascon (Diphascon)). C, D, Hebesuncus variant (C, in lateral view. D, in dorsal view). da = dorsal apophysis; tth = buccal tube thickening; stf = stylet furcae; va = ventral apophysis. (A, from Pilato & Binda, 1983b; B, C, D, from Pilato, 1987).