34 



STRUCTURE 



membrane of the insect '* ear". This is not an appropriate place 

 to describe the detailed struture, but only the occurrence and 

 structure of the cilium. Sensory dendrites of the scolopale organ 

 end in cilia about 12 /u, long which run in an intercellular space for 

 most of their length (Fig. 9), and then end in a deep pit in a cap 



• • 



A. cell 



S. cap 



C. dil. 



Ex. sp. 



S. cell 



Fig. 9. Diagram showing the relationship between the cihum 

 and the dendrite, scolopale cell and scolopale cap in the auditory 



ganglion of the locust. 



A. cell, attachment cell; S. cap, scolopale cap; C, dil., ciliary 



dilation; Ex. sp., extracellular space; C, cilium; S. cell, 



scolopale cell; C.b.b., ciliary basal body; R. app., root apparatus; 



Den,, dendrite; St. r., striated root (after Gray, 1960) 



