no 



Asa Arthur Schaeffer 



Pipette presented 

 iTrachelomonas hispida rejected 



with I loop 

 Contraction 



All cilia normally active 

 Pipette presented 

 Slowing of cilia 

 Pipette removed 

 Contraction for 4 minutes 

 Cilia normally active 

 Pipette presented 

 Contraction 

 Pipette removed 

 Cilia normally active 

 Pipette presented 

 Slowing of cilia 

 Pipette removed 

 Cilia normally active 

 Pipette presented 

 Slowing of cilia 

 Pipette removed 

 Cilia normally active 

 Pipette presented 

 Slowing of cilia 

 Pippette removed 

 Cilia normally active 

 Pipette presented 

 Slowing of cilia 

 Pipette removed 

 Contraction 

 Cilia normally active 

 Pipette presented 

 Slowing of cilia 

 Pipette removed 

 Cilia normally active 

 Pipette presented 

 Slowing of cilia 

 Pipette removed 

 Contraction 

 Cilia normally active 



Pipette presented 

 Slowingof cilia 

 Pipette removed 

 Cilia normally active 

 Pipette presented 

 Slowing of cilia 

 Pipette removed 

 Contraction 

 Cilia normally active 

 Pipette presented 

 Slowing of cilia 



(Pipette continued) 

 Bending away 

 Pipette removed 

 Cilia normally active 

 Pipette presented 

 Slowing of cilia 

 Bending away 

 Pipette removed 

 Cilia normally active 

 Pipette presented 

 Slowing of cilia 

 Bending away 

 Pipette removed 

 Cilia normally active 

 Put a Trachelomonas on the disk 



near the pouch with a very thin 



glass rod. 



2 rejected, with 5 loops. 

 Pipette presented 

 Slowing of cilia 

 Pipette removed 



Cilia normally active 

 Trachelomonas presented with glass 

 rod. 



3 rejected with 7 loops 

 Trachelomonas presented with glass 



rod 



4 rejected with 4 loops 

 Pipette presented 



