OF NORTHUMBERLAND AND DURHAM. 165 
The animal scarcely differs from that of Hmarginula, having 
similar short appendages on the sides between the foot and cloak. 
In our individual there were five on each side. 
Captain Brown mentions the Northumberland coast as a habi- 
tat of Missurella Greca, but we think this must be a mistake. 
Famity. CALYPTREIDA, Cray. 
69. CAPULUS, Montfort. 
1. C. nuNGaARICcUS, Linn. 
Patella ungarica, Mont. Test. Brit. 486. 
From deepish water, rather rare, and usually of small size. 
Orper. CYCLOBRANCHIATA, Cuvier. 
Faminy. Paretuipa, D’Orbigny. 
70. PATELLA, Linneus. 
1. P. vuneata, Linn. (common limpet). 
Patella vulgata, Mont. Test. Brit. 475. 
On the rocks between tide-marks, common. 
In the neighbourhood of our fishing villages the limpet has 
become much less common than formerly, in consequence of the 
great numbers that are gathered for bait. Large-sized limpets 
are rarely now to be met with on the rocks at Tynemouth and 
Cullercoats. A very conical variety, with coarse ribs, is not un- 
common at Holy Island, and other parts of the north of Nor- 
thumberland ; this is the “var. 4, conica” of Brown’s Ilust. t. 
PAs aa 
2. P. atatetica, Bean. 
Patella athletica, Bean in Thorpe’s Mar. Conch. 264, f. 101, 
Patella vulgata, var. 3, albumina, Brown Illust. Rec. Conch. 
63, t. 20, f. 12-14. 
On rocks close to low-water mark, rather rare. 
“T first noticed this very beautiful variety on rocks at Culler- 
coats, near Tynemouth, Northumberland, in 1810..”—Captain 
Brown. 
In some parts of England we have seen this limpet range 
much higher up between tide-marks than it does on our coast, 
where it is scarcely to be gathered but at spring tides. On the 
