510 Mr. R. MacAndrew on the Mollusca of Vigo Bay. 
commissioned several people to procure them for me at a low 
spring tide, but without success : length 33 to 33 inches ; breadth 
2+ inches. 
Scrobicularia piperata: valves on shore. 
* Bornia corbuloides ? sand and nullipore. 
* Kellia suborbicularis : in dead shells of Pullastra virginea. 
Lepton squamosum: valves in sand. 
* Montacuta bidentata: mud. 
*Corbula nucleus : mud. 
Neara cuspidata : valves : mud. 
Pandora rostrata: sand. 
*Thracia phaseolina: sand. 
*Savicava arctica: the minute mud variety first noticed by Hanley. 
*Syndosmya alba: mud (Boysii). 
* tenuis ; mud (Prismatica). 
* Psammobia vespertina : sand: one live specimen from low water. 
tellinella: valves : young. 
*Tellina tenuis: sand: common. 
donacina: valves. 
* distorta: sand and nullipore. 
crassa: one recent valve. - 
? or Lucina: obliquely striated, valves (common at Gibraltar) 
radiated. 
* Diodonta fragilis : common on the shore: one live specimen. 
Lucina lactea? mud. 
rotundata: mud. 
sinuosa: rare: small. 
spinifera: mud: common, but few living. 
var. ? smooth cream colour. 
* Artemis ewoleta: sand at low water. 
% lincta : sand : more rare than preceding. 
* Mactra subtrunecata : sand: common. 
truncata ; rare : sand. 
Donaz trunculus or anatina (1 think latter). 
Mesodesma donacina : shore : common. 
Cytherea Chione : valves : shore. 
* minute common in nullipore and gravel. 
* Astarte triangularis (Goodalla) : nullipore : common. 
* Venus verrucosa : sand: common. 
* 
* 
* 
* 
* striata : mud : common. 
* fasciata: nullipore: common. 
' ovata : nullipore : common. 
* Pullastra decussata : low water. 
—— vulgaris: low water. 
aurea : shore. 
* virginea : nullipore and mud. 
*Cardium edule : shore : abundant. 
* echinatum : one live specimen. 
6 tuberculatum : one live specimen. 
© ciliare : mud : common. 
