Sea roach (Ligia exotica)

Containing taxa: Animalia » Arthropoda » Pancrustacea » Malacostraca » Eumalacostraca » Peracarida » Isopoda

Photoreceptors:
Receptor Opsin λmax Filter λmax Filter λ50% Recep. λmax
Green receptor520nm  520nm
Blue receptor460nm  460nm
UV receptor340nm  339nm


Opponent processes:
Description (+) Terminus (-) Terminus Mode
Luminance
Green receptor
Blue receptor
  Photopic
Green-Blue
534nm - 491nm - 449nm
 
Green receptor Blue receptor Photopic
Aqua-UV
475nm - 390nm - 338nm
 
Green receptor
Blue receptor
UV receptor Photopic

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Notes and References:

Hariyama, T. & Tsukahara, Y. (1993) Spectral Responses, Including a UV-Sensitive Cell Type, in the Eye of the Isopod Ligia exotica Naturwissenschaften 80,233-235

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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