Aulacospira nutadhirai
species of molluscs

Aulacospira nutadhirai is a species of small land snail with an operculum, terrestrial pulmonate gastropod mollusc in the family Cyclophoridae.
Distribution
It is endemic to Thailand, occurring on limestone rocks.
Description
(original description) The height of the shell attains 1.54 mm, its diameter 2.89 mm.
The shell is minute, helicoid, and brownish, consisting of 4 to 4 ½ whorls. The body whorl is stout, with its last quarter forming a short tuba that projects downward. The protoconch comprises 1 ¼ whorls and is marked by granulose wrinkles, whereas the teleoconch is relatively smooth, featuring uneven and oblique growth striae.
The suture is deep, and the shell is narrowly umbilicate. The spire is low, with the first two whorls being distinctly rounded. Both the penultimate and body whorls are characterized by two shallow spiral sulci that continue uninterrupted to the peristome. The peristome is expanded, and the aperture is circular and lacks teeth entirely.
The public source identifies “Aulacospira nutadhirai” as species of molluscs. This brief keeps that definition visible, then builds a research path around Aulacospira, nutadhirai and species.
Why this record matters
A short description can identify a subject without explaining its stakes. For “Aulacospira nutadhirai”, the useful work is to connect “species of molluscs” to the records capable of establishing context and consequence.
Stable identifiers, scientific names and standards terminology offer the best bridge between this overview and specialist evidence. The source revision retrieved here is dated Jun 9, 2026. The linked authority identifier is Q100998995. None of the 0 selected statements returned an explicit reference.
A general summary may omit uncertainty, sample limits or methodological disagreement that is explicit in the technical record. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.
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This entry incorporates text from “Aulacospira nutadhirai” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.