Traits name details
original description
Edwards, F. E. (1852). A monograph of the Eocene Mollusca, or descriptions of shells from the Older Tertiaries of England. Part II. Pulmonata. <em>Monographs of the Palaeontographical Society.</em> 6 (18): 57-122, pl. 10-15., available online at https://www.biodiversitylibrary.org/page/12894018 page(s): 79-80, pl. 11, figs 6a-h [details] 
additional source
Wenz, W. (1923-1930). Fossilium Catalogus I: Animalia. Gastropoda extramarina tertiaria. W. Junk, Berlin. Vol. I: 1-352 pp. (1923), Vol. II: 353-736 pp. (1923), Vol. III: 737-1068 pp. (1923), Vol. IV: 1069-1420 pp. (1923), Vol. V: 1421-1734 pp. (1923), Vol. VI: 1735-1862 pp. (1923), Vol. VII: 1863-2230 pp. (1926), Vol. VIII: 2231-2502 pp. (1928), Vol. IX: 2503-2886 pp. (1929), Vol. X: 2887-3014 pp. (1929), Vol. XI: 3015-3387 pp. (1930)., available online at http://biodiversitylibrary.org/bibliography/61839#/summary page(s): 831 [details]
additional source
Schnabel, T. (2007). Die känozoischen Filholiidae Wenz 1923. Teil 4: Die eo- und oligozänen Vertreter der Gattung <em>Triptychia</em>, nebst Bemerkungen zur Ökologie und geo- bzw. stratigraphischen Verbreitung der Filholiidae sowie zur Evolution der Gattung <em>Triptychia</em> (Gastropoda, Pulmonata, Clausilioidea). <em>Archiv für Molluskenkunde.</em> 136(1): 25-57., available online at https://doi.org/10.1127/arch.moll/0003-9284/136/025-057 page(s): 28 [details] Available for editors 
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