Pupisoma pulvisculum (Issel, 1874)

Marzuki, Mohammad Effendi bin, Liew, Thor-Seng & Mohd-Azlan, Jayasilan, 2021, Land snails and slugs of Bau limestone hills, Sarawak (Malaysia, Borneo), with the descriptions of 13 new species, ZooKeys 1035, pp. 1-113 : 1

Pupisoma pulvisculum (Issel, 1874) Figure 45D

Helix (Fruticicola) pulvisculum Issel, 1874: 406-407, pl. 5, figs 24-27.

Type locality.

“Borneo”.

Material examined.

Gunung Doya: ME 9108, ME 9151. Gunung Kapor: ME 8152, ME 9055, ME 9210, ME 9470. Lobang Angin: ME 9258.

Distribution in Borneo.

Sarawak: Kuching, Miri, and Limbang divisions. Sabah: Sandakan and West Coast divisions. Distribution elsewhere. Lombok, Indonesia ( Smith 1899).

Remarks.

Only dry shells were found during the surveys. It differs from Ptychopatula vermeuleni Maassen, 2000 and P. solemi Maassen, 2000 by having minutely rugulose shell surfaces (visible at 40 × magnification). For further details, see Pilsbry (1920-1921: 30-31).

Figures

Figure 45. A Ptychopatula dioscoricola (C. B. Adams, 1845) ME 9070 Gunung Kapor B Ptychopatula orcella (Stoliczka, 1873) ME 8925 Gunung Doya C Pupisoma moleculina (Van Benthem-Jutting, 1940) ME 9051 Gunung Kapor D Pupisoma pulvisculum (Issel, 1874) ME 9055 Gunung Kapor E Boysidia salpinx F. G. Thompson & Dance, 1983 ME 8781 Gunung Kapor.