Results 41 to 50 of about 858 (174)

Asteroidea

open access: yes, 1938
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +1 more source

On the Asteroidea and Echinoidea of the Korean Seas.

open access: yesJournal of the Linnean Society of London, Zoology, 1879
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +1 more source

GSL-Asteroidea-Ophiuroidea

open access: yes, 2022
A mini-poster of the principal sea stars and brittle stars that may be expected on biodiversity surveys in Gulf of St. Lawrence (GSL). Updated from a page of a series here: Nozères (2022) Mini-posters of macroinvertebrates in captures from bottom trawl surveys of the estuary and northern Gulf of St. Lawrence--update 2022-10-30.
openaire   +1 more source

IV. The evolution of the cretaceous asteroidea [PDF]

open access: yesPhilosophical Transactions of the Royal Society of London. Series B, Containing Papers of a Biological Character, 1914
Abstract It was possible to show, in a recent monograph, that the isolated ossicles of Asteroidea, which are so frequently found by the field worker, could be identified by means of their shape and ornament. During the last four years large quantities of such material have passed through my hands.
openaire   +1 more source

Taxonomy and phylogeny of the ‘football stars’ (Asteroidea, Sphaerasteridae) [PDF]

open access: yesJournal of Systematic Palaeontology, 2021
The phylogenetic relationships of spherical and sub-spherical asteroids, belonging to the valvatidan family Sphaerasteridae (Early Jurassic–Recent), are revised in the light of abundant new fossil ...
openaire   +2 more sources

Structural Analogues of Lanosterol from Marine Organisms of the Class as Potential Inhibitors of Human and Lanosterol 14α-demethylases

open access: yesNatural Product Communications, 2017
Lanosterol 14α-demethylases (hemoproteins of the cytochrome P450(51) family) are involved in biosynthesis of different membrane sterols, including animal cholesterol, fungal ergosterol and C24-modified plant and protozoa sterols.
Leonid A. Kaluzhskiy   +10 more
doaj   +1 more source

Marine trophic architecture and hidden ecological connections in the Strait of Magellan: keystone species and ecosystem resilience

open access: yesOikos, Volume 2026, Issue 4, April 2026.
Understanding the ecological implications of species coexistence is central to biodiversity studies and to identify environmental and anthropogenic drivers of ecosystem dynamics, where ecological network analysis offers valuable insights. This study examines the complexity, structure, and potential responses to disturbances of the Strait of Magellan's ...
Claudia D. Andrade   +4 more
wiley   +1 more source

Environmental DNA Reveals Diverse and Depth‐Stratified Biodiversity in East Indian Ocean Submarine Canyons

open access: yesEnvironmental DNA, Volume 8, Issue 2, March/April 2026.
Environmental DNA metabarcoding reveals diverse animal communities across Cape Range and Cloates submarine canyons off Western Australia. Two assays detected 234 species spanning 125 families across 11 phyla, highlighting canyon‐specific assemblages and demonstrating the value of eDNA for establishing biodiversity baselines in remote and poorly ...
Georgia M. Nester   +7 more
wiley   +1 more source

Deep-water Asteroidea (Echinodermata) collected during the TALUD cruises in the Gulf of California, Mexico

open access: yesRevista Mexicana de Biodiversidad, 2011
During a series of cruises aboard the R/V “El Puma” aimed at collecting the deep-water benthic and pelagic fauna off the Pacific coast of Mexico, in the eastern Pacific, samples of Asteroidea were collected below 500 m depth (587-1 526 m). A total of 335
Michel E. Hendrickx   +2 more
doaj   +1 more source

Preliminary Phylogeny of the Forcipulatacean Asteroidea [PDF]

open access: yesAmerican Zoologist, 2000
NH-Invertebrate Zoology ; NMNH ; Peer ...
openaire   +1 more source

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