NEWTON : CONCHOLOGICAL FEATURES OF LENHAM SANDSTONES. I09 



Pholadidea papyracea Turton. 



Pholas papyracea and latnellata Turton : Conchylia Insularum 



Britannicarum, 1822, pi. i, figs. 1-6, pp. 2, 3. 



Pholadidea papyracea Forbes and Hanley: Hist. Brit. Moll., 1848, 



vol. T, p. 123, pi. 5, figs. 3-6, pi. 2, fig. I. 



Distribntioti — 



Recent ... British Seas 



Coralline Crag ^ t. •. • 



T , T3 . \ Britain 



Lenham Beds J 



Diestian 1 T^ 1 • 



. • ) Belgium 



Anversian j ° 



Redonian ... France (N.W.). 



Collection — 



M.P.G., No. 432. 



Fam. TEREDINIDyE. 



(?) Teredo sp. indeterminable. 

 Collection — 



M.RG., No. 437. 



Fam. ANATINIDyE. 



Thracia convexa W. Wood. 



Mya convexa W.Wood : General Conchology, 1815, vol. i, pi. 18, 

 fig. I, p. 92. 

 Thracia puhescens {non Pulteney) and ventricosa Philippi : Enuni. 

 Moll. Sicilise, 1836 and 1844, vol. i, pi. i, fig. 10, p. 19, vol. 2, 

 p. 17 (=^ ventricosa Reid). 

 Distribution — 



Recent British Seas 



Post-Pliocene ... Ireland 



Astian -> 



Plaisancian i """ '" "* '"" ^ 



Coralline Crag ^ 



Lenham Beds \ '" "• •■• ••• Britain 



Box Stones j 



Vindobonian ... Italy; Vienna Basin; Denmark. 



CollectioTis — 



M.P.G., No. 439. 

 B.M. (Graham Wallas). 



Thracia pubescens Pulteney. 



Mya pubescefis and declivis Pulteney : Cat. Shells Dorsetshire 

 Coast, new edition Hutchins' "History of Dorset," 1799, pi. 4, 

 fig. 6, pp. 27, 28, 109. 



