MolluscaBase taxon details
original description
(of Cyclotus quitensis L. Pfeiffer, 1852) Pfeiffer, L. (1852). <i>Monographia Pneumonopomorum viventium. Sistens descriptiones systematicas et criticas omnium hujus ordinis generum et specierum hodie cognitarum, accedente fossilium enumeratione</i>. xviii + 439 pp. Cassel: Theodor Fischer / London: Williams & Norgate / Paris: Friedr. Klincksieck [< 15 October]. , available online at https://biodiversitylibrary.org/page/11102721
page(s): 17 [details]
original description
(of Aperostoma (Aperostoma) olivaceum Bartsch & J. P. E. Morrison, 1942) Bartsch, P. & Morrison, J. P. E. (1942). Part 3 - The cyclophorid mollusks of the mainland of America. In: Torre, C. de la; Bartsch, P.; Morrison, J. P. E. The cyclophorid operculate land mollusks of America. <em>United States National Museum Bulletin.</em> 181: 142-293., available online at https://www.biodiversitylibrary.org/page/7837960
page(s): 251, pl. 36, figs. 10-12 [details]
basis of record
Breure, A. S. H., Roosen, M. T. & Ablett, J. D. (2022). Land and freshwater molluscs of mainland Ecuador: an illustrated checklist. <em>Iberus.</em> 40(1): 1-290.
page(s): 54, figs. 58-59, 64 [details]