Domestic dog (Canis familiaris)

Containing taxa: Animalia » Chordata » Osteichthyes » Sarcopterygii » Tetrapoda » Mammalia » Eutheria » Laurasiatheria » Carnivora » Caniformia » Canidae

Photoreceptors:
Receptor Opsin λmax Filter λmax Filter λ50% Recep. λmax
Yellow cone555nm  555nm
Rod500nm  500nm
Blue cone429nm  437nm


Opponent processes:
Description (+) Terminus (-) Terminus Mode
Luminance (photopic)
Yellow cone   Photopic
Luminance (scotopic)
Rod   Scotopic
Green-Indigo
559nm - 495nm - 436nm
 
Yellow cone Blue cone
(Rod)
Photopic
Cones-Rods
591nm - 537nm - 478nm
 
Yellow cone Rod Mesopic

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Notes and References:

Neitz, J., Geist, T., Jacobs, G. H. (1989) Color Vision in the Dog. Visual Neuroscience 3(2) 119-125. doi:10.1017/S0952523800004430

Yokoyama, S. & Radlwimmer, F. B. (1998) The "Five-Sites" Rule and the Evolution of Red and Green Color Vision in Mammals. Mol. Biol. Evol. 15(5):560-567. ISSN: 0737-4038

Ghim MM, Hodos W (2006) Spatial contrast sensitivity of birds. J Comp Physiol A Neuroethol Sens Neural Behav Physiol. 192(5):523-34. doi:10.1007/s00359-005-0090-5

Odom JV, Bromberg NM, Dawson WW (1983) Canine visual acuity: retinal and cortical field potentials evoked by pattern stimulation. Am J Physiol Regulatory Integrative Comp Physiol 245:637-641.

Warrant E.J., Nilsson D.-E. (1998) Absorption of White Light in Photoreceptors. Vision Res., Vol. 38, No. 2, pp. 195-207. PII: S0042-6989(97)00151-X

Stavenga D., Smits R.P., Hoenders B.J. (1993) Simple Exponential Functions Describing the Absorbance Bands of Visual Pigment Spectra. Vision Res. 33(8) pp. 1011-1017. doi:10.1016/0042-6989(93)90237-Q



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