Pfeiffer, L. (1854). Descriptions of nineteen new species of land shells, collected by M. Bourcier, Consul-General, Quito. Proceedings of the Zoological Society of London. 20(247) (“1852”): 151–156 [27 June].
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Pfeiffer, L.
1854
Descriptions of nineteen new species of land shells, collected by M. Bourcier, Consul-General, Quito