SECTION i\^. p7 



I fhall take more particular notice of 

 thefe families, when I treat refpeftively of 

 them in my fyftem or method: and at pre- 

 ient (hall only make a general remark^ 

 viz. that his fixth, feventh, eighth, and 

 twelfth families are very confufed. His 

 leVenteenth and eighteenth may with pro- 

 priety be made one family only ; and, as 

 for his nineteenth, or Sabellas, I muft 

 heeds own, I do not think they can ftrift- 

 ly be denominated teftaceous, as they are 

 only tubular ftruclures, made up of meer 

 grains of fand united together, like tholb 

 of the caddosi 



This mbft juftly celebrated naturalift, 

 iiotwithftanding the great adoration paid 

 to him through Europe, I will be bold 

 enough to declare, riierits great and fevere 

 cenfure, for changing long-received and 

 authorized names, to others which have 

 a^ long and conftantly conveyed a different 

 received idea or nleaning. Thus, the 

 Greek name Lepas, always fynonymous 

 with the Latin name Patella, the latter 



H being 



