Aulacospira hololoma ( Moellendorff , 1887)

Pall-Gergely, Barna, Schilthuizen, Menno, Oerstan, Aydin & Auffenberg, Kurt, 2019, A review of Aulacospira Moellendorff, 1890 and Pseudostreptaxis Moellendorff, 1890 in the Philippines (Gastropoda, Pupilloidea, Hypselostomatidae), ZooKeys 842, pp. 67-83 : 69

Aulacospira hololoma ( Moellendorff, 1887) Figures 1D, 5E

Helix hololoma Möllendorff, 1887: 275, plate 8, figs 12-12b.

Aulacospira (Micropetasus) hololoma Möllendorff, 1890: 225.

Aulacospira hololoma Möllendorff, 1898: 150; Pilsbry 1917 (1916-1918): 222, plate 38, figs 6-7.

Aulacospira (Aulacospira) hololoma Zilch, 1984: 166, plate 2, fig. 23.

Type locality.

"in cacumine montis Licos insulae Cebu".

Diagnosis.

Shell triangular, keeled, end of body whorl with slight subsutural furrow on the dorsal side, protoconch spirally striated, teleoconch roughly wrinkled and finely striated spirally; aperture with a single columellar tooth; aperture free from penultimate whorl.

Measurements (in mm).

H = 2.3-2.5, D = 3.1-3.4 (n = 3).

Types examined.

Philippinen: Mte. Licos, Cebu, coll. Möllendorff, SMF 4608 (lectotype, selected by Zilch [1984], H: 2.4 mm, D: 3.3 mm); same data, SMF 10701/4 paralectotypes; same data, coll. O Boettger excoll. Möllendorff, SMF 63878/3 paralectotypes.

Additional material examined.

Cebu Id., leg. Univ. Alabama, TH Aldrich Coll., Ex: WF Webb (THA-3079), UF 112317 (4 shells).

Distribution.

This species is only known from the type locality on Cebu Island (Fig. 2).