— 112 — 



BEapltoliiis Leaeli. contin. 



Noviim genus Bivalviiim. Typiis: Solen minutus 



Linn. 

 Blaixv. 1825. Malac. p. 574. — subgenus Hiatellae. 

 z=z Hiatella Daudin. 



Bicutilliis SwAiNsox 1840. Malac. p. 354. 

 Etym. Bis; catillus. 



Subgenus Calyptraeae. Typus: Calyptraea deformis 

 Lamck. 

 = Dispotaea Say. 



Bieoiiia SwAixsoN 1840. Malac. p. .355. 

 Etym. Bis; conus. 

 Subgenus Calyptraeae. 



Biraribraiirliiata Latheille 1825. Fam. nat. p. 175. (ed. 



Gcrm. p. 171.) 

 Efym. Bifarius; branchiae. 

 Prima Camiha Inferobrancliiatorum. Genera: Phyl- 



lidia, Di|)liylh"dia, Atlas. 

 = Diplcurobranchia Gray. 

 Biforipallia Latreiile 1825. Fam. nat. p. 209. (ed. Germ. 



p. 205.) Conf. Desh. in Enc. meth. IIL p. 408. 

 Etym. Biforis; pallium. 

 Secuiidus ordo Conchiferorum. Familiae: Mytilacea, 



Naiades. 

 Bifrontia Dcsh. 18.32. Enc. mcth. III. p. 659. (et 1833. Coq. 



foss. Par. II. p. 222. *) 

 Etym. Bifrons. 



Genus Tubispiratorum, antea Omalaxis. 

 Adoptat Bronx 18.38. Leth. p. 1041. 

 AiVTON 1839. Vzchn. p. 55. — subgenus Sohirii. 

 G. B. Sow. jun. 1842. Conch. Man. ed. 2a p. 82. — 



— genus Turbinaceorum. 

 De Komnck 1843. Terr. houill. p. 419. — Euom- 



phalis injungit. 

 DEsnAYES 1843. in Lam. hist. Ed. 2a IX. p. 103.— 



Genus sustcntat et Schizostomas injungit. 



