COOKE : ON THE MACANDREW COLLECTION. 345 



Lima hians Gmel. Oban. 



A small tray contains a 'nest' of Lima. Two of 

 the rarer species, Z. Sarsii Loven, and Z. ellipiica Jeffr., 

 are not in the collection. 

 L. hians Gmel. Clyde. 

 Avicula tarentina Lam. Plymouth. 



Two specimens, one (the more perfect) without 

 locality. On one of the cards is mounted a fragment of 

 Pecten opercularis, with the byssus of an Avicula attached. 

 Pinna rud is L. No Locality. 



Four specimens, the largest of which is 14.75 

 inches long. 

 Mytilus edulis L. Conway, &c. 

 M. edulis L. Scarboro'. 



Labelled M. dissimilis Bean, but hardly even a var. 



M. ? edulis L. var. galloprovincialis Lam. Shetland. 



M. edulis L. var. pellucida Penn. Ireland. 



M. modiolus L. Zetland, &c. 



M. modiolus var. Pwelheh. 



M. barbatus L. Weymouth, &c. 



M. tulipa Lam. Milford, &c. 



More correctly known as M. adriatica Lam. 



M. tulipa Lam. var. ovata Sby. Falmouth. 

 Labelled '■ M. barbata var.?' 



M. phaseolina Phil. Guernsey. 



M. phaseolina Phil. Loch Fyne, &c. 



Modiolaria marmorata Forbes. Oban, &c. 



A piece of the integument of an Ascidian is mounted, 

 which contains eleven at least of the Modiolaria. 



M. marmorata Forbes. Unst. 

 M. costulata Risso. S. England. 

 M. discors L. Isle of Man. 

 M. discors L. Southampton. 

 M. nigra Gray. Oban and Zetland. 



