Historical Account of Testaccological Writers. 131 



pretty accurate plate of five of these, which he considered as most 

 remarkable for their beauty and shape. 



In 1666 the museum of the Duke of Holstein-Gottorp was de- 

 scribed by 



ADAM OLEARIUS. 



A second edition of this work came out in l674. Each is em- 

 bellished with thirty-six remarkably neat and good copper-plates, 

 five of them containing shells, which are referred to by Linnaeus 

 in various parts of his Systema. 



DU TERTRE, 



who succeeded this author in the same undertaking, has done 

 little more than having corrected what he considered as mistakes 

 in his predecessor, with respect to the natural history of the Ca- 

 ribbee shells, but his work is three times as large. 



MERRETT, 



though scarcely entitled to the character of a describer, seems to 

 deserve a place in our account of Testaccological writers, as hav- 

 ing been the earliest catalogist of the natural productions of Great 

 Britain. The Testacei (as he calls them) occupy but little more 

 than a page of his Pinax, and his references are only to Rondele- 

 tius, Gesner, Aldrovandus, and Jonst-on. 



CHARLETON 



is to be considered rather as a nomenclator than as having any 

 pretensions to the rank of a systematical writer, yet he con- 

 structed some subdivisions of his own in the classes before esta- 

 blished. He sepai'ated the Turbinata and Bivalvia into two orders, 

 which are very ill conceived, especially those of the last men- 



s 2 tioned 



