Tylomelania helmuti

Tylomelania helmuti is a species of freshwater snail with an operculum, an aquatic gastropod mollusk in the family Pachychilidae.

Tylomelania helmuti
An apertural view of a shell of Tylomelania helmuti.
Not evaluated (IUCN 3.1)[1]
Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Gastropoda
(unranked):
clade Caenogastropoda
clade Sorbeoconcha
Superfamily:
Cerithioidea
Family:
Pachychilidae
Genus:
Tylomelania
Species:
T. helmuti
Binomial name
Tylomelania helmuti
von Rintelen & Glaubrecht, 2003[2]

The specific name helmuti is in honor of Helmut Glaubrecht, father of the second author and supporter of the malacological research.[2][3]

Distribution

This species occurs in the Lake Towuti drainage, in Sulawesi, Indonesia.[2] The type locality is the stream-crossing on the road from Wawondula to Timampu.[2]

Description

The shell has always some whorls corroded with 3-8 whorls.[2]

The width of the shell is up to 8.0–16.3 mm.[2] The height of the shell is up to 15.8–34.6 mm.[2] The width of the aperture is 4.0–8.5 mm.[2] The height of the aperture is 6.2–13.2 mm.[2]

Ecology

This species lives in shallow streams and marshes.[2]

References
  1. The IUCN Red List of Threatened Species. Version 2014.1. <www.iucnredlist.org>. Downloaded on 05 July 2014.
  2. von Rintelen T. & Glaubrecht M. (2003). "New discoveries in old lakes: three new species of Tylomelania Sarasin & Sarasin, 1897 (Gastropoda: Cerithioidea: Pachychilidae) from the Malili lake system on Sulawesi, Indonesia". Journal of Molluscan Studies 69(1): 3-17. doi:10.1093/mollus/69.1.3
  3. "Glaubrecht, Curriculum Vitae, Persönliche Daten" .accessed 6 July 2014.


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