Sub- Order II. Gehydrophila. 



Fam. Aiuriculidoe. 



Carychium, Miiller. 



1769 minimum, Miill. 



1770 . tridentatum, Risso. 



1771 striolatum, Bourg. 



1772 lederi, Bttg. 



Zospeum, Bourguignat. 



1773 spelseum, Rossm. 



1774 lautum, Frfld. 



1775 I pulchellum, Freyer. 



1776 reticulatum, Hauffen. 



1777 obesum, F. Schm. 



1778 frauenfeldi, Freyer. 



1779 alpestre, Freyer. 

 1779* costatum, Freyer. 



Sub- Order III.Hygrophila. 



Fam. I.Limnceidce. 



Amphipeplea, Nilsson. 



1780 glutinosa, Miill. 



Limnsea, Lamarck. 



1781 stagnalis, Lin. 



1782 I variegata, Hazay. 



1783 2 colpodia, Bourg. 



1784 3 armeniaca, West. 



1785 4 lacustris, Studer. 



1786 5 fragilis, Lin. 



monst. sinistrorsa. 



1787 auricularia, Lin. 



1788 I hartmanni, Charp. 



1789 ampla, Hartmann. 



1790 mucronata, Held. 



1791 I rosea, Gallenst. 



1792 martorelli, Bourg. 



1793 lagotis, Schm. 



1794 * acutalis, Morel. 



1795 2 tenera, Kustr. 



1796 3 sandrii, Kustr. 



1797 ovata, Drap. 



1798 I piniana, Hazay. 



1799 2 fluminensis, Clessin. 



1800 3 membranacea, Porro. 



1801 4 intermedia, Fe"r. 



1802 5 microcephala, Kustr. 



Limnaea, Lamarck, -continued. 



1803 6 glacialis, Boube"e. 



1804 7 balthica, Lin. 



1805 burnetti, Alder. 



1806 involuta, Harvey. 



1807 peregra, Miill. 



1808 i elongatissima, Gredl. 



1809 2 marginata, Mich. 



1810 3 croatica, Zieg. 



1811 4 rimata, Braun. 



1812 5 decollata, Zieg. 



1813 6 solidula, Hartm. 



1814 7 nitida, Zieg. 



1815 8 aethiopica, De Betta. 



1816 9 gibilmannica, Da Costa. 



1817 10 thermalis, Boube"e. 



1818 II curta, Clessin. 



1819 12 frisia, Friedler. 



1820 13 nivalis, Pini. 



1821 14 callosa, Zieg. 



1822 15 tenera, Parr. 



1823 1 6 oxyana, Bttg. 



1824 17 lacustris, Leach. 



1825 18 acuminata, Jeff. 



1826 19 intermedia, Ferr. 



1827 20 labiosa, Jeff. 



1828 21 picta, Jeff. 



1829 22 succineaeformis, Jeff. 



monst. sinistrorsa. 



1830 palustris, Miill. 



1831 i fusca, C. Pfr. 



1832 2 clessiniana, Hazay. 



1833 3 corvus, Gmel. 



1834 4 elongata, Jeff. 



1835 5 tincta, Jeff. 



1836 6 conica, Jeff. 



1837 turricola, Held. 



1838 taurica, Clessin. 



1839 parvula, Hazay. 



1840 glabra, Miill. 



1841 I elongata, Jeff. 



1842 vahlii, Beck and Moll. 



1843 holbolli, Beck and Moll. 



1844 truncatula, Miill. 



1845 I schneideri, B. Esm. 



1846 2 thiessese, Clessin. 



Choanomphalus, Gerstfeld. 



1847 maachi, Gerst. 

 .8 schrenki, Dyb. 



