part of has fasciculating neuron projection brain fascicle anterior superior transverse fascicle 2020-04-06T13:02:27Z VFB:FBbt_00049199 trSA Anteriormost of three transverse (medial-lateral) fascicles found between the superior and inferior protocerebrum (Pereanu et al, 2010). It has a conspicuous U-shape that demarcates the boundary of the superior lateral protocerebrum (Pereanu et al, 2010). It is formed by fibers of the DPLal1-3 lineages (Pereanu et al, 2010; Lovick et al., 2013; Hartenstein et al., 2015). FBbt:00049199 fly_anatomy.ontology DPLal1 lineage neuron DPLal2 lineage neuron DPLal3 lineage neuron