Cylindrella pilocerei

[Melanie]

Cylindrella pilocerei Pfeiffer 1841
Cylindrella pilocerei Pfeiffer 1841; Symbolae ad Hist. Helic. 1:47.-
Pilsbry 1902; Man. Conch. 2 15:75; pl. 22, figs. 45–48 (shell).
Type Locality.—Cuautla de Las Amilpas, “Puebla”
[Morelos]; syntype apparently lost. A nomum dubium
(OPINION 1932; International Commission of Zoological
Nomenclature; Bulletin of Zoological Nomenclature,
56:206–207; September 1999).
Distribution.—Known only from the type locality;
presumed to be extinct.

Source: AN ANNOTATED CHECKLIST AND BIBLIOGRAPHY OF
THE LAND AND FRESHWATER SNAILS OF MÉXICO AND
CENTRAL AMERICA
Fred G. Thompson

[surroundx]

Cowie, Robert H., Régnier, Claire, Fontaine, Benoît, and Bouchet, Philippe. (2017). Measuring the Sixth Extinction: what do mollusks tell us? The Nautilus 131(1): 3-41.