<i>Das Gebiss der Schnecken zur Begründung einer natürlichen Classification</i>. Nicolaische Verlagsbuchhandlung, Berlin. Vol. 1: i-viii, 1-252 pls 1-20. Vol. 2: i-ix, 1-246, 249-409, pls 1- 32. [1: 1-72, pls 1-4, 1856; 73-112, pls 5-8, 1857; 113-152, pls 9-12, 1858; 153-196, pls 13-16, 1861; i-viii, 197-252, pls 17-20, 1863. Vol 2: 1-48, pls 1-4, Dec. 1865; 49-96, pls 5-8, Dec 1867; 97-132, pls 9-12, 1869; 133-180, pls 13-16, 1875; 181-216, pls 17-20, 18 Sept. 1878; 217-246, pls 21-24, 2 Sept. 1879; 249-334, pls 25-28, 1891 {by Thiele}; i-ix, 337-409, pls 29-32, 1893 {by Thiele}. [Dates of publication from Robertson, 1957, Nautilus 70(4): 136-138]