Tokay gecko (Gekko gekko)

Containing taxa: Animalia » Chordata » Osteichthyes » Sarcopterygii » Tetrapoda » Diapsida » Lepidosauromorpha » Squamata » Gekkota

Photoreceptors:
Receptor Opsin λmax Filter λmax Filter λ50% Recep. λmax
Red rod521nm  521nm
Green rod467nm  467nm
Blue rod467,364nm  361nm


Opponent processes:
Description (+) Terminus (-) Terminus Mode
Luminance (photopic)
Red rod   Scotopic
Lime-Blue
538nm - 495nm - 453nm
 
Red rod Green rod Scotopic
Green-UVA
527nm - 428nm - 362nm
 
Green rod
Red rod
Blue rod Scotopic

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Notes and References:

Ellis R. Loew, A third, ultraviolet-sensitive, visual pigment in the Tokay gecko (Gekko gekko), Vision Research, Volume 34, Issue 11, 1994, Pages 1427-1431, ISSN 0042-6989, doi:10.1016/0042-6989(94)90143-0

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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