58 



THE CONCHO!. OGIST. 



Tlynlina fuh'a.— Common in a wood at 



Crawlands, near Biatton St. Maur. 

 Also two species not recorded for County 

 No. 15, or East Kent: — 

 Helix aculeafa. — Common in woods and 



hedgebanks at Wychling, near Sitting- 



Itournc. 

 Hvalina cryslnlliiia. — Common in woods at 



Doddington, near Sittingbourne. 

 - - E. \\ . SwANTON, Doddington, Sittingbourne. 



Literature on the Sphaeriidae. — Mr. 



Walker may find some of the following 



references useful : — 



Baudon. — " Essai monog. sur les Pisidies 



Francaises." Paris, 1857. 

 BouRGUiGNAT. — " Mem. de la Soc. des Sci. 



phys. et nat. de Bordeux," 1854 (Essay 



on recent and fossil Sphseriidpe). 

 CocKERELL. — " Notcs on some varieties of 



British Shells " {S. corncum and P. 



nmnicum). Journ. of Conch., Vol. v., 



p. 255. 1887. 

 (iARNER. — "On the Anat. of the Eamellibr. 



Conchifera." Zool. Soc. Trans. Lond. 



Vol. ii., 1841. 

 Tenvns.— " Monog. of the British Species 



of Cyclas and Pisidiinnr Caml)ridge 



Phil. Trans., Vol. iv. 



LEYino. — " Ueber Cyclas conieay Midler's 

 Archiv., 1855. 



LovEN. — " Bidrag til Kanned. om Utweckl. 

 af Moli. Acepli. Lamellibr." Kongl. 

 Vetenskaps- Akad. Handl. Stockholm, 

 1848-50. 



Nei,son and Taylor. — (List of Yorks. Moll., 

 numerous references). V.N.U. Trans., 

 1878, &c. 



Prime Temple. — " Monog. of the species of 

 SphxriidcJ' of North and South America.'' 

 Proc. Nat. Acad, of Sci., Phill., 1S61-2. 



Prime Temple. — " Syn. of the Cyclades." 

 Proc. Nat. Acad, of Sci., Phill., i860. 



Schmidt. — " Ueb. d. E^ntwick. von Cyclas 

 calyculata!'' Midler's Archiv., 1854. 



Stepanoff. — " Ueb. d. Geschlechtsorgane u. 

 d. Eutwick von Cyclas'^ ' Archiv. f. 

 Naturgeschichte, 1865. 



Westerlund. — " Fauna der in der Palaiirct. 



Region, lebenden Binnencorch." Vols. 



i.-vii. and suppl, 1884-90. 

 -W. E. C. 



On the Development of Buccinum nuda- 

 tum. — Is there any good account published 

 on the development of this species? If so, 

 I should be glad of references. — A. T. Hall. 



