COOKE : ON THE MACANDREW COLLECTION. 373 



whorls are not flat, and the ribs are very prominent. 

 Buccinum undatum L. var. 4. Berwick Bay. 



Small, very thick and solid. 

 B. undatum L. var. 4. x\yrshire. 

 B. undatum L. var. 5. Morayshire. 



Large, very thick and solid. 

 B. undatum L. monstr. sinistrorsum. No locality. 



Four fine specimens. 

 B. undatum L. monstr. carinatum. No locality. 



Two fine specimens. 

 B. undatum L. monstr. acuminatum. No locality. 



Three fine specimens. 

 B. Humphreysianum Bennett. Zetland. 

 B. Humphreysianum Bennett var. lactea. Zetland. 

 Buccinopsis Dale! J. Sby. No locality. 

 Murex erinaceus L. Torbay. 

 M. corallinus Scacchi. Jersey. 

 Lachesis minima Mont. No locality. 

 Trophon muricatus Mont. Weymouth, &c. 

 T. muricatus Mont. Guernsey. 

 T. Barvicensis Johnst. Berwick Bay, Hebrides, &c. 

 T. clathratus L. Anglesea, Hebrides, &c. 

 Fusus antiquus L. Britain. 



Largest example, 7 inches by 4. 

 F. antiquus L. var. contrarius L. Britain. 

 F. antiquus L. var. Carnarvon Bay. 

 F. antiquus L. var. Ireland and Hebrides. 



Four fine specimens. 

 F. Norvegicus Chem. North Sea. 



Two fine specimens. 

 F. Turtoni Bean. North Sea. 

 F. gracilis DaCosta. Zetland. 



