Punctum randolphi

Punctum randolphi is a species of minute air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Punctidae, the dot snails.

Punctum randolphi
Dorsal, ventral, and apertural views of a shell of Punctum randolphi, CM85566, Scale bar is 1 mm.
Scientific classification
Kingdom:
Phylum:
Class:
(unranked):
Superfamily:
Family:
Genus:
Punctum
Species:
P. randolphi
Binomial name
Punctum randolphi
Dall, 1895

Shell description

The diameter of the shell of Punctum randolphi is between 1.25 and 1.4 mm wide. The exterior surface has a very faint sculpture of radial striae. The aperture of Punctum randolphi is wide and somewhat oblique. The umbilicus is small and deep.[1]

Distribution

Punctum randolphi is found in North America, in British Columbia, Washington, Oregon, and Idaho.

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References

  1. Pilsbry H.A. 1948. Land Mollusca of North America (North of Mexico). The Academy of Natural Sciences of Philadelphia, Monographs, 3, vol. 2 part 2: 521-1113.


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