294 J. BURTON ON THE FLAGELLUM OF SOME EUGLENAE. 



opposite sides. These would be put down at once as loops or 

 kinks and I believe the so-called terminal disc or bulb is of the 

 same nature, but it is more striking and more deceptive, owing 

 solely to its position. When I told Mr. Ellis of the conclusion I 

 had come to, he was at first disinclined to accept it, but after- 

 wards, I think, did so fully. If I am right, the subject is merely 

 an instance of correct observation but incorrect deduction from 

 it in fact, an error of interpretation, quite a well-known occur- 

 rence to microscopists ! Perhaps, indeed, the matter would hardly 

 justify particular reference to it, had not the figure and the note 

 read appeared in Saville-Kent's Manual a work whose value to 

 us all gives it an importance and authority which must be my 

 excuse. 



Joura. Que/cett Microscopical L'lub, Ser. 2, Vol. XII , A'o. 74, April li'14.. 



