36 THE MOLLUSCA OF THE FIRTH OF CLYDE. 
FAMILY SOLENID, Latreille. 
SoLecurRTUS, De Blainville. 
* Solecurtus candidus, Reniert. 
Solen candidus, Renieri ; Psammobia strigilata and Psam- 
mobia scopula, Turton. 
Habitat—In sand and nullipore, 8 to 15 fathoms, on the 
Tan Spit and off Little Cumbrae, east side; apparently very 
scarce—only dead shells obtained. Mr. Robertson has taken 
it alive in the above locality. 
British distribution—This species occurs very sparingly 
throughout our seas, and is noted from various localities in the 
south and south-west of England, south and east of Ireland, 
Skye, and Shetland. It does not occur in Alder’s, M‘Intosh’s, 
or Leckenby’s lists from the east coast. 
Foreign localities.— Spain, Portugal, Canaries, and Madeira 
(M Andrew). Mr. Jeffreys gives Italy and Algiers. 
Solecurtus antiquatus, Pulteney. 
Solen antiquatus, Pulteney ; Solen cultellus, Pennant (not 
Linné); Chama solen, Da Costa; Solen coarctatus, Gmelin ; 
Azor antiquatus, Brown; Solecurtus coarctatus, Forbes and 
Hanley. 
Habitat.—In sand and nullipore, 15 to 20 fathoms, off 
Little Cumbrae, east side; two living specimens, and some 
valves and fragments. 
British distribution.—-Occurs very sparingly in many 
localities throughout our seas, especially on the southern and 
western coasts. 
Foreign localities—From Norway (Lovén) to the Canaries 
(M Andrew). It has also been dredged by Nares in the 
Mediterranean, and by Forbes in the Aigean. 
Souen, Linné. 
Solen pellucidus, Pennant. 
Solen pygmeus, Lamarck. 
Habitat—In mud mixed with sand, gravel, and stones ; 
scarce, but generally distributed in the district, in 6 to 30 
fathoms. 
I have taken it alive off Bogany Point and St. Ninian’s 
Bay, Bute; on the Tan Spit and on a bank off Shellbole Bay, 
Cumbrae ; off the Castle and Lighthouse, Little Cumbrae ; 
also in Loch Fyne, off Otter and Silvercraigs. Perfect spe- 
