Summary The details of the dynamic behavior of the neural activity as recorded from single units in the abducens nucleus in the cat during an induced nystagmoid pattern of eye movement are investigated. Cellular discharge patterns are found to be temporally associated with both the fast and slow phase portions of the eye movement as found in previous studies. The temporal relationship between the fast phase associated cellular activity and eye movement indicate that: (1) an average of approximately 30 msec is needed after the arrival of the first action potential to initiate a saccade; and (2) cellular discharge duration is equal to saccadic eye movement duration plus 37 msec. Average instantaneous pulse frequency profiles representing neural control signals are obtained from the unit activity temporally associated with the saccadic portion of the eye movement. A preliminary analysis is made of the dynamic characteristics of these neural control signals leading to confirmation of previously hypothesized saccadic control signals with rapid rise times.