Killifish (Fundulus heteroclitus)

Containing taxa: Animalia » Chordata » Osteichthyes » Actinopterygii » Neopterygii » Teleostei » Euteleostei » Neoteleostei » Acanthomorpha » Acanthopterygii » Percomorpha » Carangimorpharia » Ovalentariae » Cyprinodontiformes » Fundulidae

Photoreceptors:
Receptor Opsin λmax Filter λmax Filter λ50% Recep. λmax
Double cone LWS563nm  563nm
Rod503nm  503nm
Double cone MWS463nm  463nm
SWS2 cone400nm  400nm
SWS1 cone363nm  367nm


Opponent processes:
Description (+) Terminus (-) Terminus Mode
Luminance (photopic)
Double cone LWS
Double cone MWS
  Photopic
Luminance (scotopic)
Rod   Scotopic
Lime-Blue (double cones)
566nm - 509nm - 459nm
 
Double cone LWS Double cone MWS Photopic
Aqua-UVA
477nm - 432nm - 373nm
 
Double cone LWS
Double cone MWS
SWS1 cone
SWS2 cone
Photopic
Violet-UV
418nm - 390nm - 360nm
 
SWS2 cone SWS1 cone Photopic

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Notes and References:

Flamarique I.N. and Hárosi F.I. (2000) Photoreceptors, visual pigments, and ellipsosomes in the killifish, Fundulus heteroclitus: A microspectrophotometric and histological study. Visual Neuroscience 17(3): 403-420

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



Note: Many species may have gaps in available data, which may be filled in with extrapolations from closely related species. The AVIAN website is copyright © 2011-2024 J. Gagnon. All rights reserved unless otherwise specified.