Prestonella nuptialis is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc in the family Bothriembryontidae.
It was previously classified within Prestonellidae. cf.
This species is endemic to Eastern Cape, South Africa.
The type locality is Craigie Burn, Somerset East, South Africa.
Prestonella nuptialis was described by two British malacologists James Cosmo Melvill (1845-1929) and John Henry Ponsonby-Fane (1848-1916) in 1894. The type description reads in Latin and the English language as follows:
The width of the shell of the type species is 8.5 mm. The height of the shell is 15 mm.
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