45 

 Tonstrcsi ties as are very inr.decuo.tely rer^resented in the 

 various fi^urer: illustrating this ^j&^er as ab-^orrr.al to the 

 degree of beinp Dathalogi" ! And thus it seorredfto r?e vhen 

 first obs?rved; and as rointed out in the earlier raner, 

 the first batch of egfs v/ere discarded as having 'gone bad.' " 



jVhen I first began the study of the develor.rnent of Turri - 

 t onisis . the irregularities of segmentation strucl: '-e as 

 very neculiar and I v/as at first inclined to thinl- that 

 they v;ere abnorrr.al. After I allov/ed the eggs tine to pro- 

 gress I discovered that they develored into nor-al r^lanulao 

 and thus was forced to conclude that this strange and irregu- 

 lar cleavage trust after all be normal for ihe snecies. On 

 several occasions the attention of a number of other obser- 

 vers ^7ho v/ere r/orking in the same Tiarine laboratory vas called 

 to "^.his nhenonenon, and they also exriresse'' surnriso a'ld re- 

 marked that thev had never seen segmentation nresentinf" such 

 a-^omalous and irregular features. 



Iietschnikoff describes and gives a fev; figures of 

 a very si:'ilar condition of segmentation in Oc eania armata. 



