Biology:Punctum blandianum

From HandWiki
Short description: Species of gastropod


Punctum blandianum
Blandianum.jpg
Dorsal, ventral and apertural views of a shell of Punctum blandianum.
Scientific classification
Kingdom:
Phylum:
Class:
(unranked):
Superfamily:
Family:
Genus:
Punctum
Species:
P. blandianum
Binomial name
Punctum blandianum
Pilsbry, 1900

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

Shell description

The shell of P. blandianum is between 1.1 and 1.3 mm wide. The outer shell surface has a sculpture of radial striae, which are obvious under magnification. The umbilicus is about one third the width of the shell.[1]

Distribution

This species is found in the United States, in the states of Tennessee , Virginia and Alabama.[2]

Habitat

Population sizes ofPunctum blandianum have been observed to be five times larger on highly acidic sites than on basic sites.[3]

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.
  2. Burch, J.B. How to Know the Eastern Land Snails. WM. C Brown Co., Dubuque, IA 1962
  3. Nekola, J. C. 2010. Acidophilic Terrestrial Gastropod Communities of North America, Journal of Molluscan Studies Advance Access: doi:10.1093/mollus/eyp053


Wikidata ☰ Q7260040 entry