The visual complex of the insect: retinene in the housefly.
D000818:Animals; D006793:Houseflies / Q000737:chemistry*; D007313:Insecta; D012172:Retinaldehyde; D014801:Vitamin A / Q000031:analogs & derivatives
D014801:Vitamin A; D012172:Retinaldehyde
HOUSEFLIES/chemistry; VITAMIN A/related compounds