Results 21 to 30 of about 6,565,768 (301)

Morphometric Analyses of Phenotypic Plasticity in Habitat Use in Two Caspian Sea Mullets

open access: yesJournal of Marine Science and Engineering, 2022
To understand the functional meaning of morphological traits in the exploitation of natural resources, it is necessary to develop a quantitative, meaningful scheme for understanding ecophenotypes; this will facilitate management and conservation, which ...
Shima Bakhshalizadeh   +5 more
doaj   +1 more source

Four new species of the jumping spider genus Cytaea Keyserling, 1882 (Araneae: Salticidae) from Australia and New Guinea.

open access: yesRecords of the Australian Museum
Four new species of the euophryine jumping spider genus Cytaea Keyserling, 1882 (Araneae: Salticidae) are described from Australia and New Guinea: C. arche sp. nov. (♀), C. aoide sp. nov. (♀), C. melete sp. nov. (♀), and C. telksinoe sp.
Łukasz Trębicki   +2 more
doaj   +1 more source

On the Bennelongia barangaroo lineage (Crustacea, Ostracoda) in Western Australia, with the description of seven new species [PDF]

open access: yes, 2013
The ostracod genus Bennelongia De Deckker & McKenzie, 1981 is endemic to Australia and New Zealand. Extensive sampling in Western Australia (WA) revealed a high specific and largely undescribed diversity.
Halse, Stuart   +8 more
core   +1 more source

An Isolated and Deeply Divergent Hynobius Species from Fujian, China

open access: yesAnimals, 2023
It is important to describe lineages before they go extinct, as we can only protect what we know. This is especially important in the case of microendemic species likely to be relict populations, such as Hynobius salamanders in southern China.
Zhenqi Wang   +7 more
doaj   +1 more source

Population structure and species description of aquatic Sphingomonadaceae [PDF]

open access: yes, 2012
Prokaryotes consist of the domains of Bacteria and Archaea and exist since approximately 3.8 billion years. Prokaryotes, despite the small size of the individual cells, are regarded to represent the 'unseen majority' among the living world as they occur ...
Chen, Hong
core   +1 more source

A new species of Melanophryniscus (Anura, Bufonidae) from the Campos Gerais region of Southern Brazil

open access: yesPhyllomedusa: Journal of Herpetology, 2008
A new species of Melanophryniscus is described from the Parque Estadual de Vila Velha, municipality of Ponta Grossa, Paraná State,Southern Brazil. The Parque Estadual de Vila Velha is located in the Campos Gerais region, an environment dominated by ...
Giovanna C. Steinbach-Padilha
doaj   +2 more sources

Trials and tribulations of Neotropical plant taxonomy: Pace of tree species description

open access: yesPlants, People, Planet
Societal Impact Statement Given the current unprecedented concerns for global biodiversity loss, it is critical to identify best practices for describing new species more efficiently so we can complete the inventory of the Neotropical flora and implement
Manuel Luján   +10 more
doaj   +1 more source

Description of five new and six known species of the genus Basirotyleptus Jairajpuri, 1964 (Nematoda: Dorylaimida: Tylencholaimoidea) from the Western Ghats, India

open access: yesEuropean Journal of Taxonomy, 2022
Five new and six known species belonging to the genus Basirotyleptus collected from the Western Ghats, India, are described and illustrated. Basirotyleptus conicaudatus sp. nov.
Md Niraul Islam, Wasim Ahmad
doaj   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

The colonial ascidian fauna of Fiordland, New Zealand, with a description of two new species [PDF]

open access: yes, 2014
Figure 4. Botrylloides leachii (NIWA 4998): (A) Zooid; (B1, B2) parietal and mesial sides of the stomach; (C) ventral side of a zooid showing relative position of gonads.
Page, Michael J.   +8 more
core   +1 more source

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