Liotella johnstoni

Liotella johnstoni
Shell of Liotella johnstoni (specimen at the Natural History Museum, Rotterdam)
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Vetigastropoda
Order:	Trochida
Superfamily:	Trochoidea
Family:	Skeneidae
Genus:	Liotella
Species:	L. johnstoni
Binomial name
Liotella johnstoni (Beddome, 1883)
Synonyms
Chunula johnstoni(Beddome, 1883) Cyclostrema johnstoniBeddome, 1883 (original description) Liotella littoralisLaseron, 1954 Liotella princepsLaseron, 1954

Liotella johnstoni is a species of small sea snail, a marine gastropod mollusc in the family Skeneidae. ^[1]

Description

The diameter of the shell attains 1.3 mm. The height to width ratio is 0.54 - 0.68. Protoconch is smooth and elevated. Teleoconch up to 2¼ rounded whorls with suture deep. The axial sculpture has low, moderately thick ribs, extending from suture into umbilicus, 20-30 on last whorl. Umbilicus is open and wide. Aperture is circular. Shell is colourless and transparent when fresh, becoming opaque overtime with age. ^[2]

Distribution

This marine species is endemic to Australia and occurs off New South Wales, Victoria, South Australia and Tasmania at depths of 137 metres.

References

1. Marshall, B. (2013). Liotella johnstoni (Beddome, 1883). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=720332 on 2013-10-27
2. "Liotella johnstoni". seashellsofnsw.org.au. Retrieved 2025-03-09.

• Beddome, C.E. 1882. Description of some marine shells of Tasmania. Pap. Proc. R. Soc. Tas. Vol. 1882 pp. 167–170
• Laseron, C. 1954. Revision of the Liotiidae of New South Wales. Aust. Zool. Vol. 12 (1) pp. 1–25, figs 1-49a
• Cotton, B. C., 1959. South Australian Mollusca. Archaeogastropoda. W.L. Hawes, Adelaide.. 44 9 pp., 1 pl.
• Iredale, T. & McMichael, D.F. (1962). A reference list of the marine Mollusca of New South Wales. Memoirs of the Australian Museum. 11 : 1-109

External links

• Seashells of New South Wales: Liotella johnstoni