Results 21 to 30 of about 18,836 (239)

Waptia fieldensis Walcott, a mandibulate arthropod from the middle Cambrian Burgess Shale [PDF]

open access: yesRoyal Society Open Science, 2018
Waptia fieldensis Walcott, 1912 is one of the iconic animals from the middle Cambrian Burgess Shale biota that had lacked a formal description since its discovery at the beginning of the twentieth century.
Jean Vannier   +3 more
doaj   +1 more source

Arthropoda Oman 1943

open access: yes, 2013
Published as part of Zahniser, James N. & Dietrich, Chris H., 2013, A review of the tribes of Deltocephalinae (Hemiptera: Auchenorrhyncha: Cicadellidae), pp. 1-211 in European Journal of Taxonomy 45 on pages 148-152, DOI: 10.5852/ejt.2013.45, http://zenodo.org/record ...
Zahniser, James N., Dietrich, Chris H.
openaire   +4 more sources

Evolutionary Conservation and Diversification of Five Pax6 Homologs in the Horseshoe Crab Species Cluster

open access: yesArthropoda
Horseshoe crabs represent the most ancestral chelicerate lineage characterized by marine ecology and the possession of lateral compound eyes. While considered living fossils, recent studies reported an unusual number of Pax6 genes in the Atlantic ...
Tanay Dakarapu, Markus Friedrich
doaj   +1 more source

Complete mitochondrial genome of Atergatis integerrimus (Decapoda, Xanthidae) from the Philippines

open access: yesMitochondrial DNA. Part B. Resources, 2018
In this study, a complete mitochondrial genome from the red egg crab, Atergatis integerrimus was sequenced and analyzed. The mitochondrial genome length is 16,333 bp and is composed of 13 protein-coding, two ribosomal RNA and 22 tRNA genes. The structure
Mustafa Zafer Karagozlu   +4 more
doaj   +1 more source

Epidemiology of arthropods envenomation in Brazil: a public health issue

open access: yesAnais da Academia Brasileira de Ciências, 2023
Brazil is located between the Equator and Tropic of Capricorn, which allows diverse climates, reliefs, and habitats for arthropods, which sting represents a risk to human health and a public health issue.
PEDRO HENRIQUE C. CASTRO   +5 more
doaj   +1 more source

Trilobite Eyes and Their Evolution

open access: yesArthropoda
Trilobites, as typical euarthropods, possess compound eyes. In 1901, Lindström was the first to describe them in detail; on the one hand, we reconsider his descriptions of the different modes of trilobite eyes; on the other hand, we expand this by ...
Brigitte Schoenemann
doaj   +1 more source

KEANEKARAGAMAN ARTHROPODA HAMA DAN MUSUH ALAMI PADA LAHAN PADI JAJAR LEGOWO DAN KONVENSIONAL

open access: yesJurnal HPT (Hama Penyakit Tumbuhan), 2022
Penelitian ini bertujuan untuk mengetahui pengaruh sistem tanam jajar legowo pada keanekaragaman arthropoda hama dan musuh alami pada lahan padi. Penelitian dilakukan mulai dari bulan Desember 2020 hingga Maret 2021 di lahan sawah dataran rendah pada ...
Okty Ayu Lestari, Bambang Tri Rahardjo
doaj   +1 more source

Seven New Species of Crayfish of the Genus Cherax (Crustacea, Decapoda, Parastacidae) from Western New Guinea, Indonesia

open access: yesArthropoda
Seven new species of the genus Cherax from the western region of Western New Guinea, Indonesia, are described and illustrated. All new species—Cherax veritas n. sp.
Christian Lukhaup   +2 more
doaj   +1 more source

Stronger net selection on males across animals

open access: yeseLife, 2021
Sexual selection is considered the major driver for the evolution of sex differences. However, the eco-evolutionary dynamics of sexual selection and their role for a population’s adaptive potential to respond to environmental change have only recently ...
Lennart Winkler   +3 more
doaj   +1 more source

Arthropoda Emeljanov 1962

open access: yes, 2013
Opsiina Emeljanov, 1962 Fig. 41 Type genus: Opsius Fieber, 1866. Diagnosis Opsiina are medium sized to large, robust leafhoppers, variable in color but often yellowish, greenish, or brownish and with reticulate or irrorate brown markings; brown markings sometimes saddle-shaped.
Zahniser, James N., Dietrich, Chris H.
openaire   +1 more source

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