Data from Table 4 of Bowmaker et al. (1978).
Mean MSP results from the rhesus monkey (Macaca mulatta).
Records were obtained from 25 rods, 42 green cones, and 40 red cones.
Bowmaker, J. K., Dartnall, H. J. A., Lythgoe, J. N., & Mollon, J. D. (1978). The visual pigments of rods and cones in the rhesus monkey Macaca mulatta. Journal of Physiology, 274, 329-348.