CARDIID@. on 
CARDIIDZ. 
CARDIUM ECHINATUM, Linneé. 
About Burnham and Minehead ! 
CARDIUM EDULE, Linné. 
Our commonest representative of the genus. It occurs in all 
the raised beaches about Weston-super-Mare, and Mr. Corder 
reports its occurrence in the Burtle deposit at Wembdon. 
Weston-super-Mare ; F. A. Knight. 
About Berrow Sands and Burnham, Minehead, etc. ! 
GARID&. 
GARI DEPRESSA, Pennant (= Psammobia vespertina, Chemnitz ). 
The name vespertina is derived from the resemblance of the 
radiating coloured streaks on the shell to the rays of the set- 
ting sun. It is both regrettable and absurd that this well- 
established name is not allowed to stand. 
Weston-super-Mare. Uncommon ! 
MYIDZ. 
CORBULA GIBBA, Olivi. 
Gregarious in sand and mud. 
About Burnham and Weston-super-Mare ! 
SOLENIDZ. 
Ensis ENSIS, Linné ( Solen ensis, Linné). 
The lesser razor-shell, described by Gwyn Jeffreys as “ re- 
sembling in shape a French bean with the ends cut off”; he 
was alluding to the pod, not a single bean. 
I have seen a few valves on the flats near Burnham. 
Ewnsis sILiqua, Linné (=Solen siliqua, Linné). 
The common razor-shell, so called from its shape ; frequent 
on all sandy shores. 
About Burnham and Weston-super-Mare ! 
SAXICAVIDZ. 
SAXICAVA RUGOSA, Linné. 
“On every part of our coast, from the Shetland to the 
Channel Isles, where there is limestone, chalk, or new-red 
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