Results 201 to 210 of about 31,445 (240)

Freshwater snails from the river Torrens

1940
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
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Habituation in a freshwater snail (Limnaea stagnalis)

Animal Behaviour, 1971
Abstract Withdrawal responses were elicited by mechanical or visual stimuli and recorded both automatically and by observation. With stimulus repetition both response amplitude and frequency decline but the latency remains about the same: these effects are short lived.
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The Freshwater Snails Of Taiwan (formosa).

1970
PhD ; Zoology ; University of Michigan, Horace H. Rackham School of Graduate Studies ; http://deepblue.lib.umich.edu/bitstream/2027.42/188611/2/7021747 ...
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The Land and Freshwater Snails of Campeche

Bulletin of the Florida Museum of Natural History, 1967
This review of the land and freshwater snails of Campeche, Mexico, records 59 species and subspecies of snails including 47 terrestrial and 12 acquatic forms; 21 are recorded for the first time from the state. Miradiscops haplocochlion is described as new; 11 previously recognized taxa are placed in synonymy.
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The chemosensory spectrum of freshwater snails

1996
In this paper we review the present information on the chemosensory spectrum of freshwater snails with particular reference to our study on Planorbarius. By comparing our results with other data from literature, it is evident that different species have different chemosensory spectra as a function of their ecological adaptation.
D. Sonetti, MARAMALDO, Rita, MOLA, Lucrezia, B. Fratello   +3 more
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On the underwater weights of freshwater snails

Zeitschrift f�r Vergleichende Physiologie, 1963
1. Under laboratory conditions, the mantle cavities of Lymnaea stagnalis and Planorbarius corneus immediately after ventilation at the surface, contain enough air to make the animals buoyant. 2. Both species lose this buoyancy over the first three hours of submersion by a process reducing the gas volume. 3. The gas is used as
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Integrative oncology: Addressing the global challenges of cancer prevention and treatment

Ca-A Cancer Journal for Clinicians, 2022
Jun J Mao,, Msce, Lorenzo Cohen, Karen M Mustian   +2 more
exaly  

Freshwater snail consumption and angiostrongyliasis in Malaya.

Tropical and geographical medicine, 1979
A survey of the freshwater snails, Pila scutata and Bellamyia ingallsiana, as food consumed by the local population was carried out in Peninsular Malaysia. Of these two species the first is preferred; the sizes favoured are between 25--40 mm. Pila snails were found to be consumed by the three communities, viz.
L B, Liat, Y L, Fong, M, Krishnansamy, P, Ramachandran, S, Mansor   +4 more
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Freshwater Snails (Basommatophora)

1984
W.P.M. GERAERTS, J. JOOSSE
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Suriname Freshwater Snails of the Genus Pomacea

1957
Of the three Guyanas on the north coast of South America, Suriname is the middle one, lying between French Guyana to the east and British Guyana to the west. The frontiers between these three countries are formed by the Marowijne River (Suriname — French Guyana) and the Courantyne River (Suriname — British Guyana). In general the Guyanas are much alike
Geijskes, D.C., Pain, T.
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