Table 1.

Summary of recorded cells and stimulus sizes.

Cell #	Type	Stimulus size [deg]	Symbol
1	X Off	1.10, 1.65, 2.20, 3.30	△
2	X Off	0.53, 1.06, 1.59, 2.13, 2.66, 4.25	▽
3	X Off	0.28, 0.83	◁
4	X On	0.83	▷
5	X Off	0.55, 1.10, 1.38, 1.93, 2.48, 3.30, 4.40, 5.50	◊
6	X Off	1.65	*
7	X Off	0.55, 1.65, 2.48, 3.30, 4.13, 6.60	○
8	X On	0.39, 0.78, 0.98, 1.76, 2.35, 3.14, 3.72	□