50 



THE PHYSIOLOGY OF INSECT SENSES 



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Fig. 40. Response to phasic stimulation during a continuous experiment 

 with a range of frequencies of alternation between stretch and re- 

 laxation, a, resting discharge ; b-e, frequency of stimulus and velocity 

 of stretch respectively, 0-25 c/s, 4-3 mm./sec; 0-5 c/s, 7-3 mm./sec; 

 1 -5 c/s, 22-2 mm./sec. ; 2 c/s, 33 -6 mm./sec. (Redrawn from Lowenstein 

 and Finlayson, 1960.) 



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mAAAAAAAAAAAAAAAAAAA 



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Fig. 41. Continuation of experiment in Fig. 40. a-e, 4 c/s, 67-2 mm./sec; 

 5 c/s, 71 mm./sec; 15-5 c/s, 89 mm./sec; 18-5 c/s, 59 mm./sec; 

 recordings of responses in a and b respectively at ten times speed. 

 (Redrawn from Lowenstein and Finlayson, 1960.) 



