INDEX, 30I 



Bivalve of equal valves that never (hut clofe, 233, 



274. 

 ' with an articulate hinge, 262, 266. 



with a multarticulate hinge, 262* 



— • with an inarticulate liinge, 262, 272. 



— ^ not fo numerous and beautiful as Univalves, 



23i> 243- 



— - land ones none, 243. 



- — • breadth and length of them, 241. 



— beards of, 63. 



Blatta Byzantia, See Operculum. * 



Bloody Tooth, See Nerit, 



Boats, See Arks. 



Body of an Univalve, 113. 



Borders. See Margins. 



Boucardes, See Cockles Cordiformes. 



Breynius, 55, 93, 235. 



Brocades, See Volute, 



Buccina, 70, 207. 



_^^-. — Ampullacea. See Globofa. 



— . — — Bilinguia, 229. 



— — Canallculata, 2iO, 212. 



.. — - Columella dentata, 211^ 215. 



^ foffi], 223. 



heteroftrophon fofiil, 223. 



plagioftoma, vel recurviroftraj 21O5 212. 



Buccina, 



