bist 
OF THE 
EXOTIC SPECIES WHICH HAVE BEEN IMPROPERLY 
ADMITTED INTO THE BRITISH FAUNA. 
fbarbata, | Turt., Brit. 
(reticulata, f= Moll. 
rostrata, Mont., Turt. 
? Astarte arctica, Brit. Moll. 
Arca 
{¢ crebricostata, Brit. Moll. 
Buccinum ambiguum, Mont., 
Turt. 
bilineatum, Mont. 
einctum, Mont., Turt. 
decussatum, Pennant. 
—— glaciale, Mont., Turt. 
hepaticum, Mont., Turt. 
lineatum, Mont., Turt. 
perdix, Mont., Turt. 
pictum, Brit. Mar. Conch. 
Bulla alba, Brit. Mar. Conch. 
ampulla, Mont., Turt. 
Cardium arcuatum, Mont., Turt. 
levigatum, Brit, Mar. 
Conch. 
— medium, Mont., Turt. 
muricatum, Fleming. 
Cingula Bruguieri, Brit. Mar. 
Conch. 
? Corbula ovata, Brit. Moll. 
? rosea, Brit. Moll. 
Crenatula Travisii, Turt. 
? Crenella faba, King, Miiller. 
Crepidula sinuosa, Turt. 
Dentalium album, 77. 
semistriatum, J'urt. 
Dentalium  striatulum, Mont.. 
Turt. 
Donax denticulatus, Mont., Turt. 
plebeius, Mont., Turt. 
trunculus, not Mont. or 
Turt. 
Fusus lineatus, Brown. 
Haliotis tuberculata, Linn. 
Helix decussata, Mont. 
Hyalea trispinosa, Brit. Moll. 
? Hypothyris psittacea, Turt. 
Lithodomus lithophagus, Brit. 
Mar. Conch. 
? Lucina divaricata, Auet. 
Mactra dealbata, Mont., Turt. 
deaurata, Turt. 
?—— tans } Mont., Turt 
helvacea, 2 : 
radiata, Mont., Turt. 
Melania Matoni, Gray. 
? Modiola Ballii, Brit. Moll. 
Murex accinctus, Mont., Turt. 
carica, Turt. 
carinatus, T'urt., Pennant. 
despectus, Mont. 
— duplicatus, Donovan. 
fuscatus, Mont., Turt. 
—— gyrinus, Mont. 
sinuosus, Mont. 
subulatus, Mont., Turt. 
Mya decussata, Mont., Turt. 
