Pyrunculus tokyoensis Habe, 1950

Qi, Lu, Xu, Biyang, Kong, Lingfeng & Li, Qi, 2023, Checklist of the micromolluscs in the intertidal zone of the Yellow Sea and Bohai Sea, China, Biodiversity Data Journal 11, pp. 105444-105444 : 105444

Pyrunculus tokyoensis Habe, 1950

Native status

Found on sandy and mud bottoms in intertidal seagrass beds.

Distribution

China and Japan.

Notes

P. tokyoensis is similar to P. phiala , but differs from P. phiala in having distinct spiral grooves overall.

Diagnosis

Shell minute (3.0 ± 0.34 mm in length, 1.3 ± 0.11 mm in width), pyriform, thin, white, polished (Fig. 14 ). Apex narrowly perforated with rounded margin. The upper end of the body spiral shrinking and the lower end expanding, covered with spiral grooves overall, axial grooves distinct on upper extremity. Columella with fold. Outer lip thin.

Figures

Figure 14. Pyrunculus tokyoensis Habe, 1950.