Sowerby, G. B. II. (1875-1877). Monograph of the genus
Cylindrella. In:
Conchologia iconica, or illustrations of the shells of molluscous animals, vol. 20, pl. 1-16 and unpaginated text. L. Reeve, London. [pls. 2-8, Apr. 1875; 1, 9-16, 1877, no month date].