Results 31 to 40 of about 6,474 (222)

Alternative neural systems: What is a neuron? (Ctenophores, sponges and placozoans)

open access: yesFrontiers in Cell and Developmental Biology, 2022
How to make a neuron, a synapse, and a neural circuit? Is there only one ‘design’ for a neural architecture with a universally shared genomic blueprint across species?
Leonid L. Moroz   +2 more
doaj   +1 more source

Very few sites can reshape the inferred phylogenetic tree [PDF]

open access: yesPeerJ, 2020
The history of animal evolution, and the relative placement of extant animal phyla in this history is, in principle, testable from phylogenies derived from molecular sequence data. Though datasets have increased in size and quality in the past years, the
Warren R. Francis, Donald E. Canfield
doaj   +2 more sources

Checklist of Cnidaria and Ctenophora from the coasts of Turkey

open access: bronzeTURKISH JOURNAL OF ZOOLOGY, 2014
This paper presents the actual status of species diversity of the phyla Cnidaria and Ctenophora along the Turkish coasts of the Black Sea, the Sea of Marmara, the Aegean Sea, and the Levantine Sea. A total of 195 cnidarian species belonging to 5 classes (Hydrozoa, Cubozoa, Scyphozoa, Staurozoa, and Anthozoa) have been determined in these regions. Eight
Melih Ertan Çınar   +3 more
openalex   +7 more sources

Error, signal, and the placement of Ctenophora sister to all other animals

open access: goldProceedings of the National Academy of Sciences of the United States of America, 2015
Nathan V. Whelan   +3 more
semanticscholar   +5 more sources

Ctenophora flaveolata (Fabricius, 1794) (Diptera: Tipulidae) – a cranefly species new for Russia and the Caucasus [PDF]

open access: yesКавказский энтомологический бюллетень, 2019
So far, three  species of craneflies from the genus Ctenophora Meigen, 1803 are known in the Caucasus for certain: C.  (Ctenophora) guttata  Meigen, 1818, C.  (Cnemoncosis) ornata Meigen, 1818 and C. (Cnemoncosis) magnifica Loew, 1869.
V.I. Lantsov, A.R. Bibin
doaj   +1 more source

The genetic factors of bilaterian evolution

open access: yeseLife, 2020
The Cambrian explosion was a unique animal radiation ~540 million years ago that produced the full range of body plans across bilaterians. The genetic mechanisms underlying these events are unknown, leaving a fundamental question in evolutionary biology ...
Peter Heger   +4 more
doaj   +1 more source

Modelling survival and connectivity of Mnemiopsis leidyi in the south-western North Sea and Scheldt estuaries [PDF]

open access: yes, 2015
Three different models were applied to study the reproduction, survival and dispersal of Mnemiopsis leidyi in the Scheldt estuaries and the southern North Sea: a high-resolution particle tracking model with passive particles, a low-resolution particle ...
Augustine, S.   +9 more
core   +3 more sources

Medusae and ctenophores from the Bahia Blanca Estuary and neighboring inner shelf (Southwest Atlantic Ocean, Argentina) [PDF]

open access: yes, 2017
An updated checklist of medusae and ctenophores is presented for the first time for the area comprised by the Bahía Blanca Estuary, the adjacent shelf El Rincón and Monte Hermoso beach, on the southwest coast of Buenos Aires province (Argentina).
Dutto, María Sofía   +5 more
core   +1 more source

Ctenophora (Ctenophora) guttata Meigen 1818

open access: yes, 2014
Published as part of Podeniene, Virginija, Naseviciene, Nijole & Podenas, Sigitas, 2014, Notes on the first instar larvae of Ctenophora and Nephrotoma (Diptera, Tipulidae), pp. 152-168 in Zootaxa 3764 (2) on pages 154-156, DOI: 10.11646/zootaxa.3764.2.3, http://zenodo.org/record ...
Podeniene, Virginija   +2 more
openaire   +4 more sources

Revisiting The Phylogeny Of Phylum Ctenophora: A Molecular Perspective [PDF]

open access: goldF1000Research, 2016
The phylogenetic relationships of deep metazoans, specifically in the phylum Ctenophora, are not totally understood. Previous studies have been developed on this subject, mostly based on morphology and single gene analyses (rRNA sequences). Several loci (protein coding and ribosomal RNA) from taxa belonging to this phylum are currently available on ...
Luis A. Arteaga-Figueroa   +2 more
openalex   +6 more sources

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