344 COOKE : ON THE MACANDREW COLLECTION. 



Pecten varius L. var. nivea Macg. Oban. 



Labelled P. niveus. A very fine set, the largest 

 measuring 2.25 inches long by 2.0 broad. 

 P. opercularis L. Isle of Man, &c. 



P. opercularis L. var. lineata. No locality. 



Very small specimens. 

 P. opercularis L. var. elongata. No locality. 



A single specimen, unmounted and (hitherto) 

 unnamed. 

 P. danicus Chem. Loch Fyne, &c. 



A specimen of the variety alba occurs on the same 

 card, and a shell closely approaching the var. Dumasii 

 Payr. as described by Jeffreys. 



P. danicus Chem. West coast of Scotland. 



P. tigrinus Mtill. Scotland and Angiesea. 



P. tigrinus Miill. var. costata. Scotland. 



Three cards of this variety. 

 P. tigrinus Mtill. var. Angiesea, &c. 



Half way between var. costata and the type, with 

 strong but undeveloped ribs and striae. 

 P. furtivus Loven. Hebrides. 



Four specimens. 

 P. striatus Miill. Hebrides, &c. 

 P. si mills Laskey. Clyde. 

 P. maxim us L. Britain. 



The largest specimen measures 5.75 long and 6.5 

 broad. There are also three specimens (valves) of P. 

 Islandicus Miill. (Clyde), one of which has a remarkably 

 fresh appearance. 

 Lima subauriculata Mont. Oban, &c. 



L. Loscombii Sby. Isle of Man, &c. 



J.C, iii., July, 1882 



