AVIAN

Photoreceptors:

Receptor	Opsin λmax	Filter λmax	Filter λ50%	Recep. λmax
SG receptor	550nm	460nm		550nm
Wideband recep.	550,518,420,360nm			532nm
B receptor	518nm			518nm
V receptor	420nm	360nm		420nm
UV receptor	360nm			359nm

Opponent processes:

Description	(+) Terminus	(-) Terminus	Mode
Luminance (ventral)	UV receptor Wideband recep.		Ventral
Luminance (dorsal)	UV receptor		Dorsal
Yellow-Cyan 581nm - 537nm - 494nm	SG receptor	B receptor	Ventral
Green-UV 550nm - 417nm - 357nm	SG receptor	UV receptor	Ventral
Indigo-UV 427nm - 391nm - 356nm	V receptor	UV receptor	Dorsal

Please wait...

106404	t14	TSPLIT		Receptor,Green receptor,UV receptor
106405	t14	OPSIN		UV receptor,370
106410	t14	DSCOPP		643,UV receptor
106406	t15	VSPLIT		UV receptor,Blue,UV
106407	t15	OPSIN		Blue,440
106408	t15	OPSIN		UV,350
106409	t15	OPSIN		Green receptor,530
106759	t15	RCPNAME		Green receptor,Green
1335400	t15	NAMEOPP		106406,Yellow-Blue
1335401	t15	NAMEOPP		106404,Green-UV
1351539	t15	ACUITY		2
1335356	t313	RCPNAME		Green,SG receptor
1335357	t313	RCPNAME		Blue,B receptor
1335358	t313	RCPNAME		UV,UV receptor
1335359	t313	VSPLIT		SG receptor,WG receptor
1335360	t313	DELOPP		1335359
1335361	t313	CONNOPP		106406,+,WG receptor
1335362	t313	CONNOPP		643,+,UV receptor
1335363	t313	DSCOPP		643,SG receptor
1335364	t313	VSPLIT		UV receptor,Wideband recep.
1335365	t313	DELOPP		1335364
1335366	t313	VSPLIT		UV receptor,R receptor
1335367	t313	OPSIN		R receptor,590
1335368	t313	SCRPIGR		R receptor,560,600,0,1
1335369	t313	SCRPIGR		SG receptor,460,500,0,1
1335371	t313	TSPLIT		UV receptor,V receptor
1335373	t313	SCRPIGR		V receptor,360,395,0,1
1335374	t313	DELOPP		1335366
1335375	t313	DSCOPP		106404,V receptor
1335376	t313	CRE8OPP		Red-Green,+R receptor,-SG receptor
1335377	t313	NAMEOPP		106406,Yellow-Blue
1335378	t313	NAMEOPP		106404,Green-UV
1335379	t313	NAMEOPP		1335371,Violet-UV
1335380	t313	NAMEOPP		643,Luminance (ventral)
1335381	t313	CRE8OPP		Luminance (dorsal),+UV receptor
1335383	t313	CONNOPP		643,+,Wideband recep.
1335384	t313	DSCOPP		643,V receptor
1335385	t313	OPPMODE		Luminance (ventral),3
1335386	t313	OPPMODE		Luminance (dorsal),4
1335387	t313	OPPMODE		1335376,3
1335388	t313	OPPMODE		106406,3
1335389	t313	OPPMODE		106404,3
1335390	t313	OPPMODE		1335371,4
1335391	t313	MODENAME	3,Ventral
1335392	t313	MODENAME	4,Dorsal
1351571	t313	ACUITY		5
2572	s464	OPSIN		Wideband recep.,550|518|420:.5|360:.2
2573	s464	OPSIN		R receptor,0
2574	s464	OPSIN		WG receptor,0
2575	s464	OPSIN		SG receptor,550
2576	s464	OPSIN		B receptor,518
2577	s464	OPSIN		V receptor,420
2578	s464	OPSIN		UV receptor,360
2579	s464	SCRPIGR		Wideband recep.,0,0
2580	s464	SCRPIGR		R receptor,0,0
2581	s464	SCRPIGR		WG receptor,0,0
2582	s464	SCRPIGR		SG receptor,0,0
2583	s464	SCRPIGR		B receptor,0,0
2584	s464	SCRPIGR		V receptor,0,0
2585	s464	SCRPIGR		UV receptor,0,0
1351664	s464	ACUITY		5

Notes and References:

Ruck P. (1965) The Components of the Visual System of a Dragonfly. J. Gen. Physiol. 49: 289-307

Mazokhin-Porshniakov G.A. (1959) Colorimetric Study of Vision in the Dragonfly. Biofizika 4: 427 (Russian); Biophysics 4(4): 46 (English translation)

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

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.

Animal Vision Interactive Analyzer

Four-spotted chaser (adult) (Libellula quadrimaculata)

Notes and References: