Barba amarilla pit viper (Bothrops atrox)

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

Photoreceptors:
Receptor Opsin λmax Filter λmax Filter λ50% Recep. λmax
IR receptor10000nm  10000nm
LWS cone553nm  553nm
Rh1 rod504nm  504nm
SWS1 cone360nm  370nm


Opponent processes:
Description (+) Terminus (-) Terminus Mode
Luminance (photopic)
LWS cone   Photopic
Luminance (scotopic)
Rh1 rod   Scotopic
Green-UVA
553nm - 423nm - 369nm
 
LWS cone SWS1 cone Photopic
Infrared
IR receptor   Photopic

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Notes and References:

Stacey Solís, M. (2017). Cloning of the opsin genes present in Bothrops atrox (Viperidae) retina. (Bachelor's thesis, PUCE). http://repositorio.puce.edu.ec/handle/22000/13215

Caprette, C. L. (2005). Conquering the cold shudder: the origin and evolution of snake eyes. (Doctoral dissertation, The Ohio State University).

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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