Results 31 to 40 of about 964 (168)

Fossil evidence for key innovations in the evolution of insect diversity [PDF]

open access: yes, 2014
Explaining the taxonomic richness of the insects, comprising over half of all described species, is a major challenge in evolutionary biology. Previously, several evolutionary novelties (key innovations) have been posited to contribute to that richness ...
Benton MJ   +11 more
core   +1 more source

A new type of arthropod photoreceptor [PDF]

open access: yes, 2000
A new type of photoreceptor for the phylum Arthropoda, found in the class Collembola (Arthropoda, Hexapoda) is reported. This new light-sensitive structure consists of a pair of interocular vesicles present in the genus Vesicephalus Richards, 1964 and is
Baquero-Martin, E. (Enrique)   +2 more
core   +1 more source

The complete mitochondrial genome of the house dust mite Dermatophagoides pteronyssinus (Trouessart): a novel gene arrangement among arthropods [PDF]

open access: yes, 2009
Background: The apparent scarcity of available sequence data has greatly impeded evolutionary studies in Acari (mites and ticks). This subclass encompasses over 48,000 species and forms the largest group within the Arachnida.
Dermauw, Wannes   +3 more
core   +3 more sources

Thành phần loài và sự phân bố của động vật đất phổ biến tại Khu bảo tồn Thiên nhiên Lung Ngọc Hoàng, tỉnh Hậu Giang

open access: yesTạp chí Khoa học Đại học Cần Thơ, 2017
Nghiên cứu được thực hiện nhằm xác định thành phần loài và sự phân bố của động vật đất trên các sinh cảnh đại diện tại Khu bảo tồn Thiên nhiên Lung Ngọc Hoàng, tỉnh Hậu Giang từ năm 10/2015 đến 10/2016.
Trần Thị Kim Hồng   +4 more
doaj   +1 more source

Soil Arthropods in the Douro Demarcated Region Vineyards : General Characteristics and Ecosystem Services Provided [PDF]

open access: yes, 2021
Viticulture is one of the oldest and most profitable forms of agriculture; it is also one of the most intensive farming systems. As intensive cultivation threatens the environment, there is increasing interest in the concept of sustainability within the ...
Carlos, Cristina   +7 more
core   +2 more sources

Parthenogenesis in Hexapoda: Entognatha and non-holometabolous insects

open access: yesJournal of Zoological Systematics and Evolutionary Research, 2016
In hexapods, unlike the majority of animals, development without fertilization is a common phenomenon. They evolved a striking diversity of unisexual reproductive types that include a variety of modes starting from spontaneous parthenogenesis in females to the production of impaternate males with different variants in between.
Alisa O. Vershinina   +1 more
openaire   +1 more source

Micro-terraforming by Antarctic springtails (Hexapoda: Entognatha) [PDF]

open access: yesJournal of Natural History, 2015
ABSTRACTIt has long been an axiom of Antarctic terrestrial ecology that interactions between terrestrial invertebrates and their abiotic environment are unidirectional: they are affected by their extreme environment in numerous ways, but they themselves do not affect their environment.
openaire   +1 more source

Micronutrients are drivers of abundance, richness, and composition of soil insect communities in tropical rainforests

open access: yesEcosphere, Volume 16, Issue 5, May 2025.
Abstract Communities of soil insects in tropical rainforests are among the richest and most complex, but the mechanisms structuring them remain mostly unknown. Identifying whether nutrient availability plays a relevant role in the assembly of these communities poses several challenges due to the diverse nutritional requirements of insects.
Miquel Ferrín   +12 more
wiley   +1 more source

Arthropoda associated to the olive crop in Southern Portugal (Algarve) [PDF]

open access: yes, 2017
The main objective of this work was to study the abundance and diversity of arthropods associated with the olive crop (Olea europea L.), in southern Portugal.
Gonçalves, Maria
core  

Arthropod Phylogenetics in Light of Three Novel Millipede (Myriapoda: Diplopoda) Mitochondrial Genomes with Comments on the Appropriateness of Mitochondrial Genome Sequence Data for Inferring Deep Level Relationships [PDF]

open access: yes, 2013
Background Arthropods are the most diverse group of eukaryotic organisms, but their phylogenetic relationships are poorly understood. Herein, we describe three mitochondrial genomes representing orders of millipedes for which complete genomes had not ...
A Braband   +72 more
core   +3 more sources

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