Table 2.

CTB tracer injection locations and volumes

Monkey	Area	Tracer	Number of sites	Number of injections per site	Injection volume	Stereotaxic coordinates—AP	Stereotaxic coordinates—ML	Z-spread—from cortical surface	Total injection volume	Regions exposed to CTB	Volume of injected cortex (mm 3 )
1	Left V4	CTB-555	8	5 at all	1.25 at all	Locations identified from previous recordings		2–0.5 at all	10 μL	Exclusively V4	3.6
2	Right V4	CTB-488	4	10, 12, 6, 7	2.5, 3, 1.5, 1.75	−5, −3, −2, −1	26, 24.8, 25.5, 27.2	5–0.5, 8–1.5, 6–2.5, 5–1	8.75 μL	Predominantly V4, some V2	7.7
2	Right MT	CTB-555	2	9, 11	2.25, 2.75	−4, −3	20, 20	7–5.5, 14–6	5 μL	Predominantly MT, some area 7a	3.6
3	Right V4	CTB-488	5	8, 12, 9, 7, 4	2, 3, 2.25, 1.75, 1	−5, −4, −3, −2, −2	24, 26, 26, 26, 24	5.5–0, 8–0.5, 6–0.5, 5–0.5, 3–0.5	10 μL	Exclusively V4	38.3
3	Right MT	CTB-555	2	10, 13	2.5, 3.25	−4, −3	19, 20	12–5, 14–6	5.75 μL	Predominantly MT, some MST, some area 7a	60.7