… A circadian clock in the Limulus … the efferent neurons or among the circadian pacemakers
that drive them. The … that an endogenous circadian clock modulates visual function in Limulus. …

… These findings suggest that each side of the Limulus brain contains its own circadian … be
circadian oscillators. However, in scorpion, a close relative of Limulus that also has a circadian …

… The data in this report indicate that in Limulus the lateral compound eye receives a periodic
… , as appears to be the case in Limulus. What role, if any, circadian changes in the response …

… by a circadian clock (14), … -h (circadian) basis. We report here that locomotor activity in adult
individuals of L. polyphemus is endogenously modulated on both a circatidal and a circadian …

… Limulus polyphemus, is modulated by efferent optic nerve impulses transmitted from a
circadian … for several days to determine what circadian changes in retinal sensitivity originate in …

… While the well-known Limulus circadian clock appears to have little, if any, influence on
locomotion, time of day appears to have large effects on the behavior of Limulus: some individu…

… Limulus opsin, Limulus opsin5, which is significantly different from previously characterized
Limulus … We show that opsin5 is co-expressed with opsins1 and 2 in Limulus lateral and …

… We speculate that the circadian changes in retinal sensitivity help both male and female
Limulus determine whether the environmental conditions are appropriate for mating and, if so, …

… of ommatidia in the Limulus lateral eye exhibit circadian rhythms"". … It is believed to be formed
in Limulus photoreceptors by the … Apparently the circadian clock can affect early steps in the …

… , and fish, a retinal circadian oscillator is modulated by input from the central nervous
system. In others, such as rabbit, Limulus, and scorpion, the circadian oscillator is located in the …