Additional supporting information may be found in the online version of this article.

CNE_22480_sm_suppfig1A.tif15837KSupporting Figure 1A. Copies at higher magnification of the original Nissl-stained preparations from which Figures 1A, 2A, 3A, 7A, 8A, 9A, 10A and 11A were made. Bars: 1mm.
CNE_22480_sm_suppfig2A.tif18606KSupporting Figure 2A
CNE_22480_sm_suppfig3A.tif18142KSupporting Figure 3A
CNE_22480_sm_suppfig7A.tif14303KSupporting Figure 7A
CNE_22480_sm_suppfig8A.tif14741KSupporting Figure 8A
CNE_22480_sm_suppfig9A.tif14172KSupporting Figure 9A
CNE_22480_sm_suppfig10A.tif13270KSupporting Figure 10A
CNE_22480_sm_suppfig11A.tif15511KSupporting Figure 11A

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