1890 ATTIXITIES OF THE MOLLUSCA 159 



of tlie Cephalous Mollusca." Certainly I am entirely 

 disposed to agree with you that the Gasteropods and the 

 Lamellibranchs spring from a common root — nearly 

 represented by the Chiton — especially by a hypothetical 

 Chiton with one shell plate. 



I always thought Nucula the key to the Lamelli- 

 branchs, and I am very glad you have come to that 

 conclusion on such much better evidence. — I am, dear 

 Dr. Pelseneer, yours very faithfully, T. H. Huxley. 



Towai'ds the end of June he went for a week 

 to Salisbury, taking long walks in the neighbour- 

 hood, and exploring the town and cathedral, which 

 he confessed himself ashamed never to have seen 

 before. 



He characteristically fixes its date in his memory 

 by noting that the main part of it was completed 

 when Dante was a year old. 



The "White Hart, Salisbtjky, 

 Ju7ie 22, 1890. 



My dear Donxellt — Couldn't stand any more Lon- 

 don, so bolted here yesterday morning, and here I shall 

 probably stop for the next few days. 



I have been trying any time the last thirty years to 

 see Stonehenge, and this time I mean to do it. I should 

 have gone to-day, but the weather was not promising, 

 so I spent my Sunday morning in Old Sarum — that 

 blessed old tumidus with nine (or was it eleven T) burgesses 

 that used to send two members to Parliament when I 

 was a child. Reallv you Radicals are of some use after 

 aU! 



Poor old Smyth's ^ death is just what I expected, 



1 Wariugton Wilkinson Smyth (1817-1890), the geologist and 

 mineralogist. In 1851 he was appointed Lecturer on Mining and 



