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with Conftellations in the Parts. The 

 Quality of moving in Vinegar, as if ani- 

 mated is fcarce perceivable in the latter 

 Kind, but fignal in the firft. They are, 

 not without Reafon, fuppofed to be a 

 Part of fome Sea-fifli petrified. The 

 Curious frequently meet with them in 

 many Parts of England : at Cleydon in Ox- 

 ford/Jure they are found rather larger than 

 common, but of a fofter Subftance j for, 

 on being left a fmall Space of Time in a 

 ftrong Acid, they may eafily be feparated 

 at the Joints in fmall Plates. 



The T rochites and Entrochi are nearly of 

 the Subftance and Size of the Afteria^ and 

 of the fame animal Origin, but not ful- 

 cated j compofed of a Number of round 

 radiated Joints, refembling in fome mea- 

 fure fo many fmall Wheels, and generally 

 found in Strata of Clay here and abroad. 



The JJieria are often picked up at 

 Cutworth in Northampton/Iiirey at Shug- 

 lury in Warwickftiire^ and abo\u Belvoir- 



Caftle 



