224 Proceedings of the Royal Physical Soctety. 
Greenock and Dalmuir. In England it has been found in 
the Coralline Crag, ete. 
In a living state it is found everywhere from Shetland to 
the Channel Islands. 
Family CARDITID. 
Cyamium, Cyamium minutum (Fabricius). 
Philippi. 
Venus minuta, Fab., Faun. Greenl., p. 412. 
Turtonia minuta, F. and H., vol. ii., p. 81, pl. xviii., figs. 7 and 7a. 
Cyamium minutum, Jeff., loc. cit., vol. ii., p. 260; vol. v., pl. xxxiii., 
figs. 5 and 5a. 
Frequent. This species has been obtained as a Post- 
Tertiary fossil in the Clyde beds at Greenock and West Loch 
Tarbert. 
In its living state it is comparatively common everywhere. 
Family CARDIIDA. 
Cardium, Cardium fasciatum, Montagu. 
Linne. 
Cardium fasciatum, Mont., Test. Brit. Suppl., p. 30. 
F. and H., vol. ii., p. 25, pl. xxxii., fig. 5. 
Jeff., loc. cié., vol. ii., p. 281; vol. v., pl. xxxv., 
fig. 3. 
29 9° 
79 7) 
Moderately common. As a Post-Tertiary fossil it has been 
recorded from the deposit at Largo, and from the Clyde beds. 
It has also been obtained in the Coralline Crag. 
As a living species it appears to be generally distributed. 
Cardium nodosum, Turton. 
Cardium nodosum, Turt., Conch. Dith., p. 186, t. 13, fig. 8. 
F, and H., vol. ii., p. 22, pl. xxxii., fig. 7. 
Jeff., loc. cit., vol, ii., p. 283; vol. y., pl. xxxvs 
fig. 4. 
99 3) 
99 9 
Rare. <A single specimen apparently belonging to this 
species was obtained. 
