Musculature and reconstruction of the jaw apparatus of Limnognathia maerski in dorsal view. Anterior is on the top for all the pictures. A, B, C: ventral part of the jaw system. D, E, F: median part of the jaw system. G, H, I: dorsal part of the jaw system. A, D, G: CLSM of phalloidin stained muscle system, dorsal view of a projection of a sub sample of the Z-stack. B, E, H: enlightenment of the different muscle systems of the jaws. C, F, I: schematic drawing of the dorsal view of the myoanatomy of the jaw system linked to the cuticular elements in greys. Jaw drawing after Sørensen . as: accessory sclerite; afm: anterior fibularium-main jaw muscle; cm: caudal muscle; dj: dorsal jaws; djm: dorsal jaw muscle; fib: fibularium; lm: pharyngeal lamella muscle; lp, pharyngeal lamella; lfm: lateral fibularium-main jaw muscle; mfm: median fibularium-main jaw muscle; mj: main jaws; pp: pseudo-phalangium; vjm: ventral jaw muscle; vpm: ventral pharyngeal muscles; z-b: Z-bands of the cross striated muscles of the ventral pharyngeal muscle.