the Calamary'j MiU-VfJek. 53 



it receives from a peculiar Slight of 

 Hand, will open itfelf a PafTage thro' 

 a Sheet of ftrong Paper. 



If the Milt-Veffel be divided both Plate iv. 

 above and below the Semen, it e- 

 merges at the two Extremities, by 

 extending itfelf in both Directions, 

 which being contrary to each other, de- 

 tain it in the Cafe with this additional 

 EffeCt, that it renders the inclofing 

 Tube confpicuous, by fevering afunder 

 at fome of its Divifions the fpongy 

 Subftance which contains the Sernen. 

 I mean by Divifions the Rings through- 

 out its whole Length, refembling 

 thofe of a Worm, tho' not fo regu- 

 lar, as they appear thro* the greateft 

 Magnifier of the common double re- 

 flecting Microfcopes ; yet with the 

 third Magnifier, from which thefe 

 Drawings were taken, they are feen 

 as exhibited in the Figures, like a 

 Fringe inverting the Edges. I have 

 fometimes upon this Occafion counted 

 no lefs than nine Separations, tho* 

 no more than four appear in the 

 Drawing, for in this Particular there 

 is no determinate Regularity. 



E 3 ^ 



