26 SVKN LOVEN, ON THE KCHINOIUEA DESCRIBED BY LINN^US. 



(on the other side); »the colour is white and pellucid.» The 

 P. digitiformis M. L. U. 



Mytulus. Four species, three of them indigenous: the 

 futurc M. edulis, M. anatinus, M. margaritiferus; and »coria- 

 ceus», »RuMPH. t. XLVI, f. /^>, the future M. lithophagus, 

 »from the East Indies». 



The two tables here above are inteuded to represeut the 

 earliest generic nomenclature of the Testacea as it resulted 

 from the studies in the Queen's cabinet in 1751 and 1752, 

 and, for comparison's sake, its linal aspect in the S. N. of 1758. 

 The scquence of the genera is that adopted there. 



The dismemberment of the two creuera Cochlea and 

 Concha Avas made at Drottninoholm in 1751 and 1752. The 

 new genera then created are all in the pencil-notes of the 

 Raritcitcn-Kammcr. The greater part of them were alrcady 

 from the first conceived such as thev were to be proposed in 



