Ptychopoma wilsoni (Pfeiffer, 1866)

Hwang, Chung-Chi, 2014, Annotated type catalogue of land snails collected from Taiwan (Formosa) in the Natural History Museum, London, ZooKeys 428, pp. 1-28 : 5

Taxon classification Animalia Mesogastropoda Cyclophoridae

Ptychopoma wilsoni (Pfeiffer, 1866) Figure 1D

Pterocyclos wilsoni Pfeiffer, 1866: 831, pl. 46 fig. 12. [1865] (Apr. 1866).

Ptychopoma wilsoni , Kobelt and Moellendorff 1897: 88.

Type locality.

Formosa [Taiwan] (Swinhoe).

Material examined.

Lectotype. Formosa, coll. Swinhoe, from collection of H. Cuming (NHMUK 20040584/1). new designation, 9.4 × 22.5 mm, whorls 5.

Paralectotypes. Formosa, coll. Swinhoe, from collection of H. Cuming (NHMUK 20040584/2-3, 2 shells).

Remarks.

No specimen corresponds in size with the measurements of Pfeiffer (1866). The largest specimen mostly similar to the illustration in Pfeiffer (1866) is designated as the lectotype.