Aulacospira mucronata ( 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 : 71-72

Aulacospira mucronata ( Moellendorff, 1887) Figures 1E, 5J

Helix mucronata Möllendorff, 1887: 276, plate 8, figs 13-13b.

Aulacospira (Micropetasus) mucronata Möllendorff, 1890: 225.

Aulacospira mucronata Möllendorff, 1898: 150; Pilsbry 1917 (1916-1918): 222, plate 38, fig. 1.

Aulacospira (Aulacospira) mucronata Zilch, 1984: 167, plate 2, fig. 26.

Type locality.

"ad cacumina montis Licos et Uling insulae Cebu".

Diagnosis.

Shell discoid and sharply keeled, body whorl (mainly the last half whorl) with slight subsutural furrow on the dorsal side, protoconch finely striated spirally, teleoconch roughly wrinkled and finely striated spirally; aperture without barriers, free from penultimate whorl.

Measurements (in mm).

H = 1.3-1.4, D = 3.1-3.3 (n = 3).

Types examined: Philippinen: Mte. Licos, Cebu, coll. Möllendorff, SMF 4609 (lectotype, selected by Zilch [1984], H: 1.4 mm, D: 3.2 mm); same data, coll. O Boettger excoll. Möllendorff, SMF 63880/3 paralectotypes; same data, coll. Möllendorff, SMF 4671(?)/7 paralectotypes.

Additional material examined.

Cebu Id., Tuburan Municipality, leg. HG Lee, ex GD Robinson; WF Webb, UF 110445 (4 shells); Cebu Id., leg. Univ. Alabama, M Smith Coll (MS-8513), UF 112319 (2 shells); Cebu Id., leg. Univ. Alabama, TH Aldrich Coll., Ex: WF Webb (THA-3080), UF 112318 (5 shells).

Distribution.

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