Results 11 to 20 of about 17,247 (256)

Limited Dispersal Drives Strong Genetic Structure in the Commercially Harvested Gastropod Buccinum undatum in the Western North Atlantic [PDF]

open access: yesEvolutionary Applications
Direct‐developing species lack the pelagic larval phase which facilitates connectivity in most marine species. Consequently, they tend to exhibit spatially restricted dispersal and increased population structure.
Cassidy C. D'Aloia   +8 more
doaj   +2 more sources

Divergent Response of Host‐Specific Driven Gut Microbial Stability in Freshwater Gastropods to Cyanobacterial Blooms [PDF]

open access: yesEcology and Evolution
Gut microbial community stability is critical for host environmental adaptation. Cyanobacteria have been shown to disrupt the gut microbial composition, which can lead to gut microbiota dysbiosis.
Kexin Meng   +4 more
doaj   +2 more sources

Morphological and Anatomical Studies of the Genus: Monacha (Gastropoda : Pulmonata) at Sharkia Governorate [PDF]

open access: yesJournal of Plant Protection and Pathology, 2021
This study was showed that different measurements of the shell and buccal mass (jaw and radula)  of the gastropod genus Monacha sp.Which collected from five districts of Sharkia Governorate with different shell diameters included 10-10.9, 11-11.9, 12-12 ...
M. Lokma
doaj   +1 more source

The Chemistry of Marine Pulmonate Gastropods [PDF]

open access: yes, 2006
Secondary metabolites from pulmonate molluscs of the genera Siphonaria, Onchidium, and Trimusculus are described. Siphonaria and Onchidium biosynthesize mostly propionate-based metabolites whereas Trimusculus yields diterpene derivatives with a single type of labdane skeleton.
Darias, José   +2 more
openaire   +4 more sources

Pomacea canaliculata Ampullar Proteome: A Nematode-Based Bio-Pesticide Induces Changes in Metabolic and Stress-Related Pathways

open access: yesBiology, 2021
Pomacea canaliculata is a freshwater gastropod known for being both a highly invasive species and one of the possible intermediate hosts of the mammalian parasite Angiostrongylus cantonensis.
Federica Boraldi   +4 more
doaj   +1 more source

Sedimentology and geochemistry of tufa and their relation to hydrochemistry of springs: An example of Abgarm Tufa of Kalat- east of Kopet- Dagh basin [PDF]

open access: yesJournal of Stratigraphy and Sedimentology Researches, 2017
Tufa is the non- marine carbonates that formed from cold to low temperature freshwater at low depth and low energy flow conditions. Abgarm’s tufa is a typical kind of these deposits.
Fatemeh Goleij   +3 more
doaj   +1 more source

The Marine Gastropod Crepidula fornicata Remains Resilient to Ocean Acidification Across Two Life History Stages

open access: yesFrontiers in Physiology, 2021
Rising atmospheric CO2 reduces seawater pH causing ocean acidification (OA). Understanding how resilient marine organisms respond to OA may help predict how community dynamics will shift as CO2 continues rising.
Christopher L. Reyes-Giler   +6 more
doaj   +1 more source

New record of the invasive snail Melanoides tuberculata (Gastropoda, Thiaridae) - Ceará State, Brazil [PDF]

open access: yesBrazilian Journal of Biology, 2019
Melanoides tuberculata is a freshwater gastropod native to Africa and Asia, and currently presents distributed worldwide. The first record of Melanoides tuberculata in South America occurred in Brazil, in the city of Santos, state of São Paulo, in 1967 ...
M. R. F. Barros   +3 more
doaj   +1 more source

On Paleozoic platycerate gastropods

open access: yesZitteliana, 2023
The platycerate gastropods Orthonychia yutaroi Ebbestad, sp. nov. (Ordovician, Boda Limestone, Sweden), O. enorme (Silurian, Sweden, Gotland), O. parva (Pennsylvanian, Finis Shale Member, USA), and Orthonychia sp. (Mississippian, Imo Formation, USA) are studied including their protoconch morphology.
Alexander Nützel   +5 more
openaire   +3 more sources

Concomitant downregulation of neuropeptide genes in a marine snail with consecutive sexual maturation after a nuclear disaster in Japan

open access: yesFrontiers in Endocrinology, 2023
Consecutive sexual maturation (CSM), an abnormal reproductive phenomenon of a marine snail, Reishia clavigera, has occurred since 2017 in the vicinity of the Fukushima Daiichi Nuclear Power Plant after the nuclear disaster there.
Fumihiro Morishita   +8 more
doaj   +1 more source

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