— 143 — 



BiiUa Klein. contin. 

 Synun. contin. 



Bnllon Blainv. olim. 



Cylindrella Swainson (genus Ovulinariim). 

 Bullacites Schloth. 

 Cymbium Latr. 

 Akera G. B. Sow. jun. 

 ? Bullina Ferussac q. cf. 

 ? Lobaria 0. F. Miill. q. cf. 

 Biilla LiNN. 17.59. Syst. nat. ed. lOma p. 725. * et 1767. 

 ib. ed. 12ma p. 1181. 

 Genus Cochlearum praeter Kleinii etiam aliena multa 



complectens. 

 Hunc sequuntur Borx, CheiMN., Gmel. 

 Bulla Martim 1773. Vzchn. e. auserl. Samml. * teste Schrot. 

 Lithol. Lex. VI p. 257. 

 Genus Cochlidum volutatarum, in sectiones tres di- 

 visum : 



1) Bullae in gyros incompletos collectae (= Bul- 

 laea Lamck. et Scaphander Montf.) 



2) Bulhie perfectae umbilicatae (= BuUa Klein.) 



3) lUilIae perfectae veneroides (=:: Ovula Brug.) 

 Biilla ScnuMAcuER 1817. Ess. p. 257. 



A Bullis Klein. separatum genus, ex typo Bullae 

 ampullae Linn. 

 = Bullus Montf. 

 Biilla subgenus Swaixson 1840. Malac. p. 360. 

 Typus : BuIIa lignaria Linn. 

 = Scaphander Montf. 



Biillacea Romer 1837. Verst. d. nordd. Ool. p. 136. 

 Elym. BuIIa. 



Reeve 1842. Conch. syst. II. p. 47. 

 zn BuIIaeacea Lamck. 

 Biillacites StULOxn. 1820. Petref. p. 119. 



Etym. Bulla. Vocabulum non admittendum. 

 = BuIIa Linn. spec. foss. 



