Punctum randolphii

Punctum randolphii
Dorsal, ventral, and apertural views of a shell of Punctum randolphi, CM85566, Scale bar is 1 mm.
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Order:	Stylommatophora
Family:	Punctidae
Genus:	Punctum
Species:	P. randolphii
Binomial name
Punctum randolphii Dall, 1895
Synonyms
Punctum randolphiDall, 1895

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

Shell description

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

Distribution

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

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.