[ 58 ] 
particular Kind of Ofiracites , with longitudinal 
Stri^ y are found in the Rocks at Beresford in Staf¬ 
fer djhire. 
Anomic. Thefe fofiil Shells referable thofe of the 
Cockle, excepting that they are beaked. No Name 
has been given to the Filh that inhabits it; for the 
recent Shells of this Kind are fo very rare that 
there is fcarcely one to be found perfedt, They are 
perhaps, as well as that which has given its Form 1 
to the Cornu Ammonis , Inhabitants of the deepeft 
Parts of the Ocean; confequently it mull be fome 
extraordinary Agitation of that great Body of Wa¬ 
ter that can bring them at all to our Knowledge in 
their recent State. 
Thofe of the fofiil Kind are numerous enough in 
many Parts of England , and are particularly found 
in great Plenty in fome Places in Glocejlerfhire . 
Many of thefe Shells have the outward Surface 
fmooth, and fome of them have Ridges and Fur¬ 
rows, or are otherwife irregular on the Outfide. 
Conchites t fome Specimens of bivalve Shells, be¬ 
ing fofiil Oyfters and Mufcles with circular Lines 
on the Outfide of the Shell. Thefe Kind of fofiil 
Shells are often found in the Mines in Derbyshire , 
and in the Rocks at Beresford in Staffordshire. 
PeSlinites , Fofiil Shells of the fcoiiop Oyfter 
Kind: they have longitudinal Lines or Furrows on 
the exterior Surface of the Shell; they are alfo ge¬ 
nerally auriculated. 
Echinites , petrified Sea Urchins or Hedgehogs. 
There are a great Variety of Specimens of this 
Kind of fofiil Shell; fome of them are filled with. 
Spar or Flint formed within the Shell; others have 
their Cavities taken up by various Kinds of earthy 
or ftony Subftances; this is for the molt part go¬ 
verned by the Nature of the Place or Bed in which 
