Neuroanatomical Connectivity IdFromToStrengthCommentsSpeciesRef Ids24 SII DH corticospinal tract, from layer 5 neurons macaca mulatta 3 25 5 DH corticospinal tract, from layer 5 neurons macaca mulatta 3 2 3a 1-2 ++++feedforward macaca mulatta 5 4 3b 1-2 +++feedforward macaca mulatta 5 29 1-2 4 macaca mulatta 5 30 4 1-2 macaca mulatta 5