''576 



is fubjeft to other varieties, from having its ridges partly 

 worn down ; in this ftate the warty appearance is loft 

 even in the largeft (hells, the ridges become fmooth, 

 not reflefted, and deftitute of longitudinal llrise : in 

 young (liells, when the ridges are partly worn, the longi- 

 tudinal ftrias become more confpicuous. Thefe varie- 

 ties have been the caufe of much perplexity, but an 

 opportunity of examining on the weftern coafts fome 

 hundreds of thefe (hells in all (lages, may be allowed to 

 warrant Tuch an opinion. 



ViRGiNEA, The figure in the Br. Zool. tab. 55, without number, 



1). 128. is probably intended for the defcription o£ Venus rhom- 



boides of that work, as the number of that flieil is 55, 

 and there is no other figure with that number. The re- 

 ference to Mr. Pennant fhould therefore (land thus 

 for our virginea. Ven. rhomboides, Br. Zool. No. 55. 

 tab. ^^. figure without number. 



jVuREA. Having quoted F(?7i«i rAom^ozW^i of 5r. Zool. for this 



p. 129. fliell by miftake, we beg it may be removed to Venus 



virginea, and coupled with the figure there referred to: 

 and in its- (lead the Tfllina rugofa of Pennant to be 

 placed as the V. aurea, the reference to which, will 

 Hand thus: Tcllma rugofa, No. 34. tab. 57. fig. 34. 



V. with 



