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Polymita picta, also known as the Cuban painted snail, or the oriente tree snail, is a species of large, air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Helminthoglyptidae. [2] It is the type species of the genus Polymita, and is endemic to Eastern Cuba.
Hydrobiidae, commonly known as mud snails, is a large cosmopolitan family of very small freshwater and brackish water snails with an operculum; they are in the order Littorinimorpha. [ 1 ] Distribution
SEM image of lateral view of a love dart of the land snail Monachoides vicinus.The scale bar is 500 μm (0.5 mm). Drawing showing a side view of the love dart of the edible snail Helix pomatia. 1 = flared base of the dart. 2 = position of the inner cavity. 3 = longitudinal flanges or vanes. 4 = sharp tip or blade of the dart A love dart from Cornu aspersum (garden snail) on a ruler for ...
Birth of snails occur mainly in two periods: in March–May and in September–October. [16] Newborn snails have a width of the shell 0.60–0.99 mm (maximum 1.22 mm). [33] The height of a shell of a newborn snail is up to 1.73 mm. [33] The shell of newborn snails has 2.0–3.5 whorls. [33] The life span is about 2 years. [34]
The grove snail, brown-lipped snail or lemon snail (Cepaea nemoralis) is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusc. [3] It is one of the most common large species of land snail in Europe, and has been introduced to North America. Subspecies. Cepaea nemoralis etrusca (Rossmässler, 1835) [4]
Turbinidae have a strong, thick calcareous operculum readily distinguishing them from the somewhat similar Trochidae or top snails, which have a corneous operculum. This strong operculum serves as a passive defensive structure against predators that try to enter by way of the aperture or that would break the shell at the outer lip.
This week, Charles Robinson looks at five big-name wide receivers trending toward being available at the trade deadline, along with stock up/stock down, a tale of two Patriots passing charts, and ...
Snails in the family Physidae have shells that are sinistral, which means that if the shell is held with the aperture facing the observer and the spire pointing up, then the aperture is on the left-hand side. The shells of Physella species have a long and large aperture, a pointed spire, and no operculum. The shells are thin and corneous and ...