Vaceuchelus scrobiculatus (Souverbie 1866)

Vaceuchelus scrobiculatus is a species of sea snail, a marine gastropod mollusc in the family Chilodontidae.^[2]

Description

The height of the shell attains 8 mm. The imperforate, dull white shell has an ovate-conic, subventricose shape. The apex rather obtuse. The shell is ornamented with strong spiral subnodose ribs, decussated by elevated rib-striae cutting the interstices into square pits, of which there are 3 or 4 series on the third whorl, 4 on the penultimate, and 7 on the last. The five whorls are rounded and separated by a deep, subcanaliculate suture. The oblique aperture is rounded, and sub-pearly. The outer lip is duplicate. It has an acute edge. it is crenulated, and sulcate inside. The simple columella is vertical.^[3]

Distribution

This species is distributed in the Red Sea and in the Indian Ocean off Réunion; also off New Caledonia, the Loyalty Islands, Vanuatu, Fiji, the Philippines.

References

• Vine, P. (1986). Red Sea Invertebrates. Immel Publishing, London. 224 pp.
• Poppe G.T., Tagaro S.P. & Dekker H. (2006) The Seguenziidae, Chilodontidae, Trochidae, Calliostomatidae and Solariellidae of the Philippine Islands. Visaya Supplement 2: 1–228. page(s): 47
• Herbert D.G. (1996) A critical review of the trochoidean types in the Muséum d'Histoire naturelle, Bordeaux (Mollusca, Gastropoda). Bulletin du Muséum national d'Histoire naturelle, Paris, ser. 4, 18 (A, 3-4): 409–445.
• Vilvens, C. (2017). New species and new records of Chilodontidae (Gastropoda: Vetigastropoda: Seguenzioidea) from the Pacific Ocean. Novapex, Hors Série. 11: 1-67