American pipe snake (Anilius scytale)

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

Photoreceptors:
Receptor Opsin λmax Filter λmax Filter λ50% Recep. λmax
Rh1 rod493nm  493nm


Opponent processes:
Description (+) Terminus (-) Terminus Mode
Luminance (scotopic)
Rh1 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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