Descriptive baig of the British Téitacen. 299 
Point Brit. Zool. 4. 1.86. JF. 139. 
Walker Test. Min. Rar. f.17. 
. Pulteney in Hutch. Dorset. p. 49. t. 18. f ae 
Donovan Brit. Shells, t. 105. 
Montagu Test. Brit. p. 382. 
Habitat in pelago, rarior. 
Testa magnitudine pisi vel duplo major, et interdum diametro 3 poll. te- 
nera, fragillima, diaphana, rubescente-alba, vel brunnea, sub epidermide 
lutescente. -Anfractus primus maximus, ventricosus, minutissime 
transversim striatus, costis obsoletis longitudinalibus, seu ab apice ad: 
marginem. Spira obsoleta, apice obtusa. "Apertura fere orbicularis, 
patentissima, margine acutissima. 
First noticed and figured as British by ‘Pennant. 
Found by Mr. Montagu, at Southampton, in Devon- 
shire, and at Falmouth, Cornwall; by Mr. Boys, at 
Sandwich; and by ourselves, on 1 the beach at Studland, 
Dorset. 
67. 2, a 
Bulloides. H. testa ovata, lzvi, nitida, cornea, fragili, anfractibus. 
contrariis, spira brevi. Donovan Brit. Shells, t. 168.. 
Tae 
We are unable to add to this description; as the 
specimen received from Lincolnshire by the late 
. Duchess of Portland, and engraved by Mr. Donovan, 
was accidentally destroyed. He is confident that the 
shell was distinct from Bulla Mochrie which the figure 
strongly. resembles. ies PESE 
"NERITA. 
ad Syst. Nat. n. 329.. 
E r : "c. Umbea, 
Canrena, N. testa umbilicata, levi, spira submucronata, umbilico 
: a gibbo, 
