Results 21 to 30 of about 12,844 (241)

Observations on the breeding habits, shell development, decollation, and reproductive anatomy of Pontophaedusa funiculum (Mousson 1856) (Gastropoda, Pulmonata, Clausiliidae, Phaedusinae) [PDF]

open access: yesMalacologica Bohemoslovaca, 2008
The internal and external egg morphology, shell development, decollation process, mating behaviour and reproductive anatomy (genital structure, inner structure of the penis, fine structure of the retractor muscle and the spermatophore) of the clausiliid ...
Barna Páll-Gergely, László Németh
doaj   +1 more source

The Girdled Snail Hygromia cinctella (Draparnaud, 1801) new to the Czech Republic [PDF]

open access: yesMalacologica Bohemoslovaca, 2011
The Girdled Snail (Hygromia cinctella (Gastropoda: Pulmonata: Hygromiidae)) is recorded for the first time in the Czech Republic in Prague-Holešovice. Its occurrence in the Czech Republic has been expected since this terrestrial snail has been dispersing
Dagmar Říhová, Lucie Juřičková
doaj   +1 more source

Target‐capture probes for phylogenomics of the Caenogastropoda

open access: yesMolecular Ecology Resources, Volume 23, Issue 6, Page 1372-1388, August 2023., 2023
Abstract Target‐capture approaches have facilitated a rapid growth in the field of phylogenomics but few probe sets exist for molluscs, an exceptionally rich phylum with unparalleled ecological and morphological diversity. We designed and tested the first universal probe set using Phyluce to capture ultraconserved elements (UCEs) and exon loci from the
Tricia C. Goulding   +2 more
wiley   +1 more source

Land snail fauna of the Humosu Secular Forest (Suceava County, Romania); a new locality of Serrulina serrulata (L. Pfeiffer, 1847) (Gastropoda: Pulmonata: Clausiliidae) [PDF]

open access: yesMalacologica Bohemoslovaca, 2011
The paper reports faunistic data on the land snail fauna of the protected beech forest reserve of Fagetul Secular Humosu (Suceava County, Romania). We found several species with Carpathian distribution, and the study area is probably the easternmost ...
Barna Páll-Gergely   +1 more
doaj   +1 more source

A phylogeny of the land snails (Gastropoda: Pulmonata) [PDF]

open access: yesProceedings of the Royal Society of London. Series B: Biological Sciences, 2001
We have undertaken the first large-scale molecular phylogenetic analysis of the Stylommatophora. Sequences of the ribosomal RNA gene-cluster were examined in 104 species of snails and slugs from 50 families, encompassing all the currently recognized major groups. It allows an independent test of the present classification based on morphology.
Christopher M. Wade   +2 more
openaire   +3 more sources

100 years of Haldane's rule

open access: yesJournal of Evolutionary Biology, Volume 36, Issue 2, Page 337-346, February 2023., 2023
Haldane's rule: when hybrids from one sex are absent, rare or sterile, that sex is always the heterogametic sex. Abstract Haldane's rule is one of the ‘two rules of speciation’. It states that if one sex is ‘absent, rare or sterile’ in a hybrid population, then that sex will be heterogametic.
Finn Cowell
wiley   +1 more source

Early land plants: Plentiful but neglected nutritional resources for herbivores?

open access: yesEcology and Evolution, Volume 12, Issue 12, December 2022., 2022
In this paper, we explore the unknown reason(s) why herbivores rarely seem to attack early land plants like mosses and ferns. Our study, in which we looked at the performance of an arthropod and a gastropod on 15 species of such plants, yields surprising results that disqualify some of the common notions about early land plants.
Audrey Duhin   +3 more
wiley   +1 more source

The complete mitochondrial genome of Galba pervia (Gastropoda: Mollusca), an intermediate host snail of Fasciola spp. [PDF]

open access: yesPLoS ONE, 2012
Complete mitochondrial (mt) genomes and the gene rearrangements are increasingly used as molecular markers for investigating phylogenetic relationships.
Guo-Hua Liu   +9 more
doaj   +1 more source

Extinction risk is linked to lifestyle in freshwater gastropods

open access: yesDiversity and Distributions, Volume 27, Issue 12, Page 2357-2368, December 2021., 2021
Abstract Aim Freshwater ecosystems and their biota are severely endangered by global change today, and predicted extinction levels are skyrocketing for many taxa. Most studies have focused on entire clades, while approaches testing for selective extinction risk with respect to ecological traits are rare. As studies are typically based on modern faunas,
Thomas A. Neubauer   +2 more
wiley   +1 more source

Seasonal turnover in community composition of stream‐associated macroinvertebrates inferred from freshwater environmental DNA metabarcoding

open access: yesEnvironmental DNA, Volume 3, Issue 4, Page 861-876, July 2021., 2021
Macroinvertebrate communities are crucial for biodiversity monitoring and assessment of ecological status in stream ecosystems. Here, we use environmental DNA metabarcoding of filtered water samples collected in both spring and autumn from five streams in Denmark to address seasonal turnover in community composition of stream macroinvertebrates.
Mads Reinholdt Jensen   +6 more
wiley   +1 more source

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