MolluscaBase taxon details
original description
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): 55 [details]
original description
(of Cyclophorus exul W. H. Benson, 1854) Benson, W. H. (1854). Characters of four Indian species of <i>Cyclophorus</i>, Montfort, followed by notes on the geographical distribution of the genera of the Cyclostomacea in Hindostan. <em>Annals and Magazine of Natural History, Series 2.</em> 14(84): 411-418., available online at https://www.biodiversitylibrary.org/page/2283935
page(s): 412-413 [details]