Polygyra septemvolva

Polygyra septemvolva is a species of air-breathing land snail, a terrestrial gastropod mollusk in the family Polygyridae.[1]

Polygyra septemvolva
A juvenile live individual of Polygyra septemvolva.
Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Gastropoda
(unranked):
clade Heterobranchia
clade Euthyneura
clade Panpulmonata
clade Eupulmonata
clade Stylommatophora
informal group Sigmurethra
Superfamily:
Helicoidea
Family:
Polygyridae
Genus:
Polygyra
Species:
P. septemvolva
Binomial name
Polygyra septemvolva

Description

The shells of Polygyra septemvolva are known to show a high degree of variance in size within populations (6.6 - 14.8 mm). They have been proposed as a suitable model organism due to the ease of culturing and abundant reproduction in a suitable habitat.[2]

Subspecies
Polygyra septemvolva volvoxis
  • Polygyra septemvolva febigeri
  • Polygyra septemvolva volvoxis

References
  1. Emberton, Kenneth C. (1988). "Shell Variation in a Population of Polygyra septemvolva (Pulmonata: Polygyridae)". Proceedings of the Academy of Natural Sciences of Philadelphia. 140 (1): 285–294. ISSN 0097-3157.
  2. Webb, Glenn R. (1950). "The Sexology of Polygyra septemvolva Say, Life-History Notes, Possible Utility, and Data on Stenotrema (Mollusca, Gastropoda, Pulmonata, Polygyridae)". Transactions of the American Microscopical Society. 69 (4): 387–393. doi:10.2307/3223134. ISSN 0003-0023.


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