Glossy snake (Arizona elegans)

Containing taxa: Animalia » Chordata » Osteichthyes » Sarcopterygii » Tetrapoda » Diapsida » Lepidosauromorpha » Squamata » Serpentes » Caenophidia » Colubridae » Colubrinae

Photoreceptors:
Receptor Opsin λmax Filter λmax Filter λ50% Recep. λmax
LWS transmuted rod538nm  538nm
Rh1 rod484nm  484nm
SWS1 transmuted rod366nm  374nm


Opponent processes:
Description (+) Terminus (-) Terminus Mode
Luminance (scotopic)
Rh1 rod
LWS transmuted rod
  Scotopic
Lime-Aqua (scotopic)
557nm - 513nm - 470nm
 
LWS transmuted rod Rh1 rod Scotopic
Green-UV (scotopic)
538nm - 428nm - 374nm
 
LWS transmuted rod SWS1 transmuted rod Scotopic

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Notes and References:

Sim~oes BF, Sampaio FL, Douglas RH, Kodandaramaiah U, Casewell NR, Harrison RA, Hart NS, Partridge JC, Hunt DM, Gower DJ (2016) Visual Pigments, Ocular Filters and the Evolution of Snake Vision. Mol. Biol. Evol. 33(10):2483–2495 doi:10.1093/molbev/msw148

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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