Nihonia mirabilis

Nihonia mirabilis, the remarkable turrid, is a species of sea snail, a marine gastropod mollusk in the family Cochlespiridae.[1][2]

Nihonia mirabilis
Original image if a shell of Nihonia mirabilis
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Caenogastropoda
Order: Neogastropoda
Superfamily: Conoidea
Family: Cochlespiridae
Genus: Nihonia
Species:
N. mirabilis
Binomial name
Nihonia mirabilis
(G.B. Sowerby III, 1914)
Synonyms
  • Fusosurcula mirabilis (Sowerby III, 1914)
  • Orihosurcula mirabilis (Sowerby III, 1914)
  • Pleurotoma (Surcula) mirabilis Sowerby III, 1914 (original combination)
  • Turricula (Orthosiircula) mirabilis (Sowerby III, 1914)

Description

The length of the shell attains 90 mm, its diameter 24 mm. The buff shell has an elongate-fusiform shape. It shows broad, reddish-brown longitudinal flames. The long siphonal canal is straight and unnotched, showing preimary and secondary spirals. The shell contains ​11 1⁄2 moderately convex whorls, including ​1 1⁄2 smooth whorls in the protoconch. The spîral sculpture shows prominent spiral cords and numerous interstitial spiral threads. The axial sculpture shows many weak growth lines. The body whorl contains twelve primary spiral cords and measures ⅔ of the total length of the shell. The thin outer lip is arcuately produced. The aperture is oblong and ovate.[3][4]

Distribution

This marine species occurs off Japan.

References
  1. Rosenberg, G. (2015). Nihonia mirabilis. In: MolluscaBase (2015). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=689389 on 2016-07-18
  2. P. Bouchet; Yu. I. Kantor; A. Sysoev; N. Puillandre (2011). "A new operational classification of the Conoidea (Gastropoda)". Journal of Molluscan Studies. 77 (3): 273–308. doi:10.1093/mollus/eyr017.
  3. G.B. Sowerby III (1914), New Mollusca from the genus Pleurotoma (Surcula), Oliva and Limopsis from Japan; The Annals and Magazine of Natural History: Including Zoology, Botany, and Geology. ser. 8, vol. 13, p. 445, pi. 18, fig. 1
  4. Indo-Pacific Mollusca; Academy of Natural Sciences of Philadelphia. Delaware Museum of Natural History v. 2 no. 9–10 (1968–1969)
  • Hirase (1934), A Collection of Japanese Shells, li. 115, fig. 12
  • Otuka (1959), Venus, vol. 20, pt. 3, p. 245, fig. 2
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