Elements of conchology. Or, An introduction to the knowledge of shells / By Emanuel Mendes da Costa...With seven plates.

  • Mendes da Costa, Emanuel, 1717-1791.
Date:
1776
Catalogue details

Licence: Public Domain Mark

Credit: Elements of conchology. Or, An introduction to the knowledge of shells / By Emanuel Mendes da Costa...With seven plates. Source: Wellcome Collection.

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    ~—i PREFACE. AS I never profeffed myfelf a Concho- logift, I think it incumbent on me to give forhe account of the caufe for at¬ tempting the elements of the (tudy. The bent of my refearches is the foffil kingdom. In purfuing that fcience, the part of it emphatically called the extraneous foffils, as fubftances not the teal productions of the earth, but inconteftably the exuviae or remains of animals and vegetables, I found fhould be methodized only by the fy (terns of Zoology and Botany, The mod numerous remains of animals found foffil, are of the Tefiaceotis order. They are not only very frequent, but generally near entire or perfect: whereas the foffil remains of other animals, as alfo vegetables, are moftly found in detached parts or fragments. a 2 I wa$