— 434 — 



Eiioinplialiii^ Sow. contin. 

 Synon. contin. 



Solarium (sp.) Lamck. Blainville. Deshayes. Fisch. 



G. B. Sow. De Koninck olim. 

 Straparolus Montf. 



Delphinuhi (sp.) Parkinson. Flem. Hisino;. Gohlf. 

 Hehcina (sp.) J. Sow. Conyb. PhiHips. Lonsd. 



Ziet. Mandelsl. 

 Helix et Planorbis (sp.) J. Sow. 

 Trochib'tes (sp.) Schloth. Wahlenb. 

 Ampullaria (sj).) J. Sow. Sandb. 

 Cirrus (sp.) J. Sow. Kriiger. Davreux. Kloden. 



Phillips. Morris. Romer. 

 Trochus (sp.) Ferussac. Rang. Chemn. Potiez 



et Mich. 

 Turbo- (sp.) Desh. Miinst. 

 Gh^bulus (sp.) J. (le C. Sow. IMorris. 

 Cyrtoceras (sp.) J. de C. Sow. 

 Natica (sp.) Keferstein. 

 Rotella (sp.) Romer. Alberti. Bronn. 

 Skenea (sp.) Fleming. 

 Maclurites Lesueur. 

 Maclurita Blainv. 



Centrifugus Hisinger obm. 



Omalaxis Desh. olim. 



Bifrontia Desh. Bronn. D'Archiac. Anton. Phibppi. 



Pleurotomaria (sp.) Fischer. Philhps. D'Orbigny. 

 Agass. Morris. Rom. De Koninck olim. 



Schizostoma (sp.) Bronn. Fisch. Goldf. Miinst. 



Spirorbis Steininger. 



Inachus Hisinger. 



Bellerophon (sp.) D^Orbigny. 



Porcelha (sp.) Leveille. 31iinster. 



Ptychomphalus (sp.) Agassiz. 



Serpularia A. F. Romer. 

 ? Maclurea Emmons. 



Ecculiomphalus Portlock. 



