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Planorbidae,
common name the
ramshorn snails or ram's horn snails, is a
family of air-breathing
freshwater snails,
aquatic pulmonate gastropod molluscs...
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Botswana molluscs are
represented by 63
native species (13 bivalves, 24
freshwater snails, 24 land
snails and two slugs) and by four
introduced species:...
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These are the
dextral (right-handed) pond snails.
About 100 species.
Planorbidae - "rams horn" snails, with a
worldwide distribution.
About 250 species...
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family Planorbidae, the ram's horn snails, or planorbids,
which all have
sinistral or left-coiling s****. All
species within family Planorbidae have sinistral...
- air-breathing
freshwater snails,
aquatic pulmonates belonging to the
family Planorbidae, the ram's horn
snails and
their allies.
Biomphalaria is the type genus...
- air-breathing
freshwater snail, a
pulmonate gastropod mollusk in the
family Planorbidae, the ram's horn snails. The
species is
endemic to
Florida and is found...
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precisely to mean
those aquatic pulmonate gastropod mollusks in the
family Planorbidae that have
planispiral coiled s****.
Ramshorn snails have been bred for...
- air-breathing
freshwater snail, an
aquatic gastropod mollusk in the
family Planorbidae, the ram's horn snails.
Cosmopolitan -
introduced and
being considered...
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spiral growth of the s**** of the
mollusc Anisus septemgyratus,
family Planorbidae. A hair
whorl is a
patch of hair
growing in a
circular direction around...
-
freshwater snails,
aquatic pulmonate gastropod mollusks in the
family Planorbidae, the ram's horn snails. The
genus Gyraulus is
known from the
Early Cretaceous...
