''Caracolus marginella''
[Schileyko A. A. (2006). "Treatise on recent terrestrial pulmonate molluscs. Part 13. Helicidae, Pleurodontidae, Polygyridae, Ammonitellidae, Oreohelicidae, Thysanophoridae". ''Ruthenica'' Suppl. 2: 1765-1906. pages 1826.] is a
species
In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...
of air-breathing
land snail
A land snail is any of the numerous species of snail that live on land, as opposed to the sea snails and freshwater snails. ''Land snail'' is the common name for terrestrial gastropod mollusks that have shells (those without shells are known as ...
, a
terrestrial pulmonate
Pulmonata or pulmonates, is an informal group (previously an order, and before that a subclass) of snails and slugs characterized by the ability to breathe air, by virtue of having a pallial lung instead of a gill, or gills. The group includ ...
gastropod
The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda ().
This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...
mollusk
Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as molluscs or mollusks (). Around 85,000 extant species of molluscs are recognized. The number of fossil species is e ...
in the family
Pleurodontidae.
Distribution
The distribution of ''Caracolus marginella'' includes:
* Puerto Rico
* Florida
Description
The shell has 5-6
whorls
A whorl ( or ) is an individual circle, oval, volution or equivalent in a whorled pattern, which consists of a spiral or multiple concentric objects (including circles, ovals and arcs).
Whorls in nature
File:Photograph and axial plane floral d ...
.
The width of the shell is 35–45 mm.
[Auffenberg A. & Stange L. A. (1993). ''Entomology Circular'' 356. Florida Department of Agriculture and Consumer Services, Division of Plant Industry]
PDF
.
References
Further reading
*
Clapp G. H. (1919). "Cuban mollusks colonized in Florida". ''The Nautilus'' 32: 104-105.
External links
''Caracolus marginella''on the
UF /
IFAS IFAS may refer:
* Institute of Food and Agricultural Sciences
* Integrated Fixed-Film Activated Sludge, a sewage treatment process
* International French adjectival system
In rock climbing, mountaineering, and other climbing disciplines, clim ...
Featured Creatures Web site
Pleurodontidae
Gastropods described in 1791
Taxa named by Johann Friedrich Gmelin
{{Pleurodontidae-stub