Figure 1.

Schematic representation of the early axonal scaffold in mouse and Xenopus. Abbreviations: MesV, descending tract of the mesencephalic nucleus of the trigeminal nerve; MLF, medial longitudinal fasciculus; TPOC, tract of the postoptic commissure; PC, posterior commissure; IV, trochlear nerve; MMT, mammilothalamic tract; SOT, supraoptic tract; AC, anterior commissure; DVDT, dorsoventral diencephalic tract; POC, postoptic commissure; mes, mesencephalon; die, diencephalon; tel, telencephalon; rhomb, rhombencephalon.