OF CONCHOLOGY. 121 



FJLATE Y, 

 To illustrate the Genera* 



MULTIVALVE SHELLS. 



Fig. 1st. Chiton Marginatum. 

 2nd. Lepas Tintinnabulum> 

 3rd. Pholas Crispatus. 



BIVALYE SHELLS. 



Fig. 4th. Mija Arenaria. 



5 th. Solen En sis. 



6th. Tellina Donacina. 



7th. Cardium Edulis. 



PLATE VI. 



Fig. 8th. Mactra Lutraria. 

 9th. Donax Trunculus. 

 10th. Venus Aurea. 

 11th. Spondylus Gseder opus * 



Those shell* marked * are foreign, 

 R 



