lOO JOURNAL OF CONCHOLOGY, VOL, 15, NO. 4, OCTOBER, I916. 



Distribution — 



}... 



Red Crag (derivative) 

 Scaldisian 

 Coralline Crag 

 Lenham Beds 

 Redonian 

 Vindobonian ... 

 Collection — 



M.P.G., No. 417 



Britain 

 Belgium 



Britain 



France (N.W.) 

 France (S.). 



Britain 

 Belgium 



Britain 



Belgium 

 France (N.W.) 



Fam. ASTARTID^. 



AsTARTE BASTEROTi La Jonkaire [Plate 2, figs. 4, 5]. 



Astarte basteroti La Jonkaire : Mem. Soc. Hist. Nat. Paris, 1823, 

 vol. I, pi. 6, figs. 3, p. 129. 

 Distribution — 

 Red Crag 

 Scaldisian 

 Coralline Crag -> 

 Lenham Beds J 

 Diestian 

 Redonian 



Collection — 



M.P.G., No. 413. 



Astarte galeottii Nyst [Plate 2, fig. 2]. 



Astarte galeottii Nyst : Recherch. Coq. Foss. Anvers, 1835, 

 pi. I, fig. 30, p. 8. 

 Distribution — 

 Scaldisian 



Red Crag (derivative ?) 

 Coralline Crag 

 Lenham Beds J 



Collections — 



M.P.G., No. 414. 

 B.M. (Graham Wallas). 



Astarte omalii La Jonkaire [Plate 2, fig. 3]. 



Astarte omalii La Jonkaire : Mem. Soc. Hist. Nat. Paris, 1823, 

 vol. I, pi. 6, fig. I, p. 129. 

 Distribution — 



Post-Pliocene 

 Red Crag (derivative ?) 

 Coralline Crag 

 Lenham Beds 



Belgium 

 Britain. 



Britain 



