Results 101 to 110 of about 1,406 (207)

FIGURE 15. Cirrhipathes densiflora Silberfeld, 1909 in Shallow-water black corals (Cnidaria: Anthozoa: Hexacorallia: Antipatharia) from SW Madagascar [PDF]

open access: yes, 2020
FIGURE 15. Cirrhipathes densiflora Silberfeld, 1909. (a–e) In situ pictures showing the different phenotypes of the species (a—INV.131368; b—INV.131376; d/e—INV.131374). (f) Sections of the skeleton 1.8 mm in diameter (INV.131352), 2 mm in diameter (INV.
Opresko, Dennis M.   +3 more
core   +1 more source

Insights into the Toxicological Properties of a Low Molecular Weight Fraction from Zoanthus sociatus (Cnidaria)

open access: yesMarine Drugs, 2013
The phylum Cnidaria is an ancient group of venomous animals, specialized in the production and delivery of toxins. Many species belonging to the class Anthozoa have been studied and their venoms often contain a group of peptides, less than 10 kDa, that ...
Agostinho Antunes   +5 more
doaj   +1 more source

The Curious Case of the Golden Orb – Relict of Relicanthus daphneae (Cnidaria, Anthozoa, Hexacorallia), a deep sea anemone

open access: yesbioRxiv
The discovery and collection of the enigmatic Golden Orb by the NOAA Ship Okeanos Explorer and ROV Deep Discover in deep Alaskan waters during 2023 has yielded substantial interest by the scientific and public communities alike.
S. Auscavitch   +8 more
semanticscholar   +1 more source

Impact of CO2‐Induced Aquatic Acidification on Environmental DNA and RNA Shedding and Persistence

open access: yesEnvironmental DNA, Volume 7, Issue 4, July–August 2025.
We conducted mesocosm experiments to determine the shedding and decay rate constants of eDNA and eRNA in Pacific oysters (Crassostrea gigas) at various partial CO2 pressures in seawater. To our knowledge, this is the first study manipulating seawater pH using CO2.
Mark Louie D. Lopez   +6 more
wiley   +1 more source

On the type specimens of Parazoanthus axinellae (Schmidt, 1862) (Hexacorallia: Zoanthidea) and its subspecies.

open access: yesZootaxa
Subspecies of Parazoanthus axinellae have been largely ignored since their inception and modern authors write of morphotypes rather than attempting to assign their specimens to these existing taxa.
Annika Markovich   +10 more
semanticscholar   +1 more source

The order Zoantharia Rafinesque, 1815 (Cnidaria, Anthozoa: Hexacorallia): supraspecific classification and nomenclature [PDF]

open access: yesZooKeys, 2016
Many supraspecific zoantharian names have long and complicated histories. The present list is provided to advise researchers on the current state of supraspecific nomenclature of the zoantharians, particularly given the recent attention paid to the taxonomy, phylogeny, and biodiversity of this order.
Low, Martyn E.Y.   +2 more
openaire   +2 more sources

Neue integrative Ansätze für das Sammeln, Bearbeiten und Beschreiben skelettloser Hexacorallia am Beispiel chilenischer Seeanemonen [PDF]

open access: yes, 2004
Actiniaria, Corallimorpharia, Zoanthidae and Ceriantharia belong to the most neglected marine taxa. Habitats that were difficult to access in the past, complicated and doubtful methods for identification, the lack of summarizing literature and the lack ...
Häussermann, Verena
core  

Figure 7. a–b in Four new species and one new genus of zoanthids (Cnidaria, Hexacorallia) from the Galapagos Islands [PDF]

open access: yes, 2010
Figure 7. a–b Cross sections of Antipathozoanthus hickmani sp. n., MISE specimen 04-345 (details in Table 1) at the actinopharynx region showing preserved histological features. Abbreviations: cm=complete mesentery, ds=dissolved sand "holes", ec=ectoderm,
Reimer, James, Fujii, Takuma
core   +1 more source

A Baseline for the Conservation of the Native and Protected Centrostephanus longispinus (Philippi, 1845) and the Management of the Invasive Diadema setosum (Leske, 1778) (Echinoidea: Diadematidae) in the Mediterranean Sea

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 35, Issue 5, Page 1-12, May 2025.
ABSTRACT Centrostephanus longispinus (Echinodermata: Echinoidea) is an endemic and protected sea urchin species of the Mediterranean Sea. Another long‐spined sea urchin, Diadema setosum from the Red Sea, entered the Mediterranean Sea in 2006 and rapidly spread throughout the eastern basin. As a keystone competitive grazer, D.
Veronica Marchesi   +8 more
wiley   +1 more source

Phylogenetics and Mitogenome Organisation in Black Corals (Anthozoa: Hexacorallia: Antipatharia): An Order-Wide Survey Inferred From Complete Mitochondrial Genomes

open access: yesFrontiers in Marine Science, 2020
Black corals (Anthozoa: Antipatharia) are an ecologically and culturally important group of deep-sea cnidarians. However, as the majority of species inhabit depths >50 m, they are relatively understudied.
Nick J. Barrett   +8 more
semanticscholar   +1 more source

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