Variations Ainong Scyphomedusce. 



5^7 



Of 129 large adults taken at New Bedford in May, 1905, 

 there were 29 variants, or 22.5 per cent. The chief features of 

 variation are shown in the following table: 



I have frequently been able to confirm the observation of 

 Bateson, (op. cit.), that where there are cases of marked dif- 

 ference in the size of the gonads of a given quadrant or of 

 adjacent quadrants, that there is frequently a noticeable decrease 

 m the size of the corresponding portion of the bell, as shown in 

 Plate T, Fig. 5. 



