PLATE 0. 



3a^ 



EJForles dtl. 



J.cU C. Soweriy. sc. 



LTiirtorda pm'purcii. 2 , Monlaciita substeiata . S.KoUia rul)ra . 



4:.£eILia saborbicuJaj'is . j.Galeonima Tiirtoni. 6.I.epton squarnosLLm. 



7. Cyclas caLvculata. S.Ksidium aiLiaiciim. D.risidinrn [jUbLllinri . 



loTvdarc. PuCbZisK&ci §y John. 'Va.n. Voorst JS^S. 



