Tau emerald (Hemicordulia tau)

Containing taxa: Animalia » Arthropoda » Pancrustacea » Insecta » Odonata » Anisoptera

Photoreceptors:
Receptor Opsin λmax Filter λmax Filter λ50% Recep. λmax
R receptor590nm560nm600nm620nm
SG receptor530nm460nm500nm539nm
Wideband recep.590,530,500,460,380,360nm  514nm
WG receptor530,460nm  513nm
B receptor460nm  460nm
V receptor410nm360nm395nm420nm
UV receptor360,380nm  361nm


Opponent processes:
Description (+) Terminus (-) Terminus Mode
Luminance (ventral)
UV receptor
Wideband recep.
  Ventral
Luminance (dorsal)
UV receptor   Dorsal
Red-Green
623nm - 587nm - 537nm
 
R receptor SG receptor Ventral
Lime-Blue
542nm - 497nm - 455nm
 
SG receptor
WG receptor
B receptor Ventral
Green-UV
539nm - 440nm - 361nm
 
SG receptor UV receptor Ventral
Indigo-UV
424nm - 393nm - 360nm
 
V receptor UV receptor Dorsal

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Notes and References:

Bybee, S. M., Johnson, K. K., Gering, E. J., Whiting, M. F., Crandall, K. A. All the better to see you with: a review of odonate color vision with transcriptomic insight into the odonate eye (2012) Organisms Diversity & Evolution, 12 241-250. doi:10.1007/s13127-012-0090-6

Briscoe, A. D. & Chittka, L. (2001) The Evolution of Color Vision in Insects. Annu. Rev. Entomol. 2001. 46:471-510

Laughlin, S. B. (1976) The Sensitivities of Dragonfly Photoreceptors and the Voltage Gain of Transduction. J. comp. Physiol. 111, 221-247 (1976)

Yang E-C, Osorio D (1991) Spectral sensitivities of photoreceptors and lamina monopolar cells in the dragonfly, Hemicordulia tau. J Comp Physiol A 169: 663-669.

Yang, E.-C. and Osorio, D. (1992) Integration of ultraviolet and other spectral receptor types by the dragonfly lamina in dark and in light adapted states. Amer Zool 32:69A.

Yang E.C., Osorio D. (1996) Spectral responses and chromatic processing in the dragonfly lamina. J. Comp. Physiol. A 178(4):543-550

Land M.F. (1997) Visual Acuity in Insects. Annu. Rev. Entomol. 42:147-177

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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