||Rat Rattus norvegicus
||Harvey A. Swadlow and Stephen G. Waxman (2012), Scholarpedia, 7(6):1451., Axonal conduction delays, link 5th paragraph
||Feldmeyer, D., Lubke, J. and Sakmann, B. Efficacy and connectivity of intracolumnar pairs of layer 2/3 pyramidal cells in the barrel cortex of juvenile rats. J. Physiol., 583-602, 2006.PubMed ID16793907
||"(Primary source researchers) found that the average latency of excitatory post synaptic potentials elicited at synapses between pyramidal neurons in layer 2/3 of juvenile rat barrel columns was only 1.1 ms, and much of this value can be attributed to the synaptic delay."