Results 1 to 10 of about 7,380 (237)

Scyphomedusae and Ctenophora of the Eastern Adriatic: Historical Overview and New Data

open access: yesDiversity, 2021
One of the obstacles to detecting regional trends in jellyfish populations is the lack of a defined baseline. In the Adriatic Sea, the jellyfish fauna (Scyphozoa and Ctenophora) is poorly studied compared to other taxa. Therefore, our goal was to collect
Branka Pestorić   +7 more
doaj   +2 more sources

Environmental drivers and ecological implications of a ctenophore swarm: a case study from the Bay of Bengal, northern Indian Ocean

open access: yesJournal of Water and Climate Change, 2023
Ctenophores are quick responders to coastal environmental changes and play a crucial role in marine food web dynamics. We report the environmental drivers of a ctenophore swarm (Pleurobrachia spp.) and associated ecological changes in estuarine and ...
Alfisa Siddique   +4 more
doaj   +1 more source

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

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

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

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

Simonsenia aveniformis sp nov (Bacillariophyceae), molecular phylogeny and systematics of the genus, and a new type of canal raphe system [PDF]

open access: yes, 2015
The genus Simonsenia is reviewed and S. aveniformis described as new for science by light and electron microscopy. The new species originated from estuarine environments in southern Iberia (Atlantic coast) and was isolated into culture. In LM, Simonsenia
A Gomes   +41 more
core   +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

Predator-Induced Vertical Behavior of a Ctenophore [PDF]

open access: yes, 2012
Although many studies have focused on Mnemiopsis leidyi predation, little is known about the role of this ctenophore as prey when abundant in native and invaded pelagic systems. We examined the response of the ctenophore M.
A Hosia   +42 more
core   +2 more sources

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