Results 71 to 80 of about 68,902 (263)

The Gastropoda of the Chazy Formation

open access: yesAnnals of the Carnegie Museum, 1908
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +1 more source

Měkkýši navrhované PR Údolí Vrchlice u Kutné Hory [PDF]

open access: yesMalacologica Bohemoslovaca, 2009
This paper brings the first malacological research of the proposal nature reserve Vrchlice Valley (Central Bohemia, Czech Republic) after hundred years.
Lucie Juřičková
doaj   +1 more source

Effects of competition and predation risk from a life history intraguild predator on individual specialisation

open access: yesJournal of Animal Ecology, EarlyView.
Individual niche specialisation is widespread within animal populations and can have important ecological consequences. Predation and competition are known drivers of individual specialisation, but their combined effects are unstudied. This mesocosm experiment shows that competition and predation from a single antagonist can have variable effects on ...
Marine R. A. Richarson, Travis Ingram
wiley   +1 more source

Izolované populace praménky Bythinella austriaca (Frauenfeld, 1857) (Gastropoda: Hydrobiidae) v okolí Prahy [PDF]

open access: yesMalacologica Bohemoslovaca, 2010
This paper completes the knowledge of an occurrence of Bythinella austriaca (Frauenfeld, 1857) (Gastropoda: Hydrobiidae) in surroundings of Prague – capital of the Czech Republic.
Luboš Beran
doaj   +1 more source

Karyotypes of two European species of the genus Lymnaea with disputable taxonomic status (Gastropoda: Pulmonata: Lymnaeidae) [PDF]

open access: yes, 2002
Karyotypes of Lymnaea corvus and L. occulta are studied for the first time and compared to the original data on Ukrainian populations of L. palustris and L. stagnalis.
Garbar, А. V., Kornіushіn, А. V.
core  

Stunting of the penis in Heleobia parchappii (Mollusca: Cochliopidae) and its relationship with parasitism [PDF]

open access: yes, 2017
Penis anatomy is used to discriminate species of gastropods belonging to the family Cochliopidae; however, this characteristic may be affected by the presence of parasites.
Etchegoin, Jorge Alejandro   +2 more
core   +2 more sources

A new underwater camera trap for freshwater wildlife monitoring

open access: yesMethods in Ecology and Evolution, EarlyView.
Abstract Amphibians are among the most threatened groups of vertebrates worldwide and spend a significant part of their lifecycle in freshwater ecosystems. As for many freshwater organisms, monitoring their populations is limited by the lack of robust and standard methods applicable across large spatial scales.
Lionel L'Hoste   +10 more
wiley   +1 more source

Terpenoids in Marine Heterobranch Molluscs

open access: yesMarine Drugs, 2020
Heterobranch molluscs are rich in natural products. As other marine organisms, these gastropods are still quite unexplored, but they provide a stunning arsenal of compounds with interesting activities.
Conxita Avila
doaj   +1 more source

The findings of Cepaea nemoralis (Linnaeus, 1758) in the Oreophyticum of the Krušné Hory Mts. (Western Czech Republic) [PDF]

open access: yesMalacologica Bohemoslovaca, 2019
Cepaea nemoralis was found in four settlements in the Krušné Hory Mts. in altitudes between 685 and 900 m a.s.l. Two of these records represent the highest known locations of the species in the Czech Republic; so far the species has not been found above ...
Libor Dvořák
doaj   +1 more source

Taxonomy and palaeoecology of continental Gastropoda (Mollusca) from the Late Pleistocene mammoth-bearing site of Bullendorf in NE Austria [PDF]

open access: yes, 2018
We present a taxonomic and palaeoecological analysis of a continental mollusc fauna from a mammoth-bearing succession near Bullendorf in Lower Austria.
Carobene, Daria   +3 more
core   +2 more sources

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