NORTH AMERICAN CONCHOLOGY. 



24T 



[Desbayes in Lamarck.] 



ix 33 Haliotis Callforniensis Siv. (See also p. 28.) California. 



II. (jlahra (S) Scb. & Wagn. 

 ix 199 Turbo littoreus Linn. (Littorina). 



Nerita littoreus Miill. 



Littorina vulgaris Sowb. 

 ix 206 Littorina castanea Desk. Nortbern Seas. 



L. f/roenlandica Mke. 

 sulcata Mke. 

 ix 224 Turbo unguis Wood. Acapulco. 



Trochus unguis Wood. 



Turbo digitatus Desb. 

 ix 244 Phasianella sulcata Lam. Carolina. 



Littorina irrorata Gray. 

 ix 259 Turritella Virginiana Lam. Virginia, 



ix 312 Cerithium maculosum Kien. Acapulco. 



ix 357 Pleurotoma tuberculifera Z?/-. ^•5'6. California, 

 ix 393 Turbinella tuberculata Gray. Mazatlan. 



ix 447 Fusus antiquus Lam. Nortbern Seas. 



Murex antiquus Linn. 



despectus Born non Linn. 



Tritonium antiquum Miill. 

 ix 448 despectus Lam. Nortbern Seas. 



Murex despectus Linn. 



subnntiquatus Dillvv. 



Tritonium despectum Miill. 

 ix 449 Fusus carinatus Lam. Greenland. 



Murex carinatus Pennant. 

 fornicatus Dillw. 

 ix 453 corona. Lam. Gulf of Mexico. 



Murex corona Gmel. 

 ix 468 Dupetithouarsi Kien, California. 



