Results 11 to 20 of about 174 (100)

Identification and characterisation of Botrylloides (Styelidae) species from Aotearoa New Zealand coasts [PDF]

open access: yesNew Zealand Journal of Marine and Freshwater Research, Volume 58, Issue 2, Page 255-273, June 2024., 2021
ABSTRACT Ascidians are marine filter‐feeder chordates. Botrylloides ascidians possess diverse biological properties such as whole‐body regeneration (WBR), hibernation/aestivation, blastogenesis, metamorphosis, and natural chimerism. However, the absence of distinctive morphological features often makes identification difficult.
Berivan Temiz   +4 more
wiley   +2 more sources

A First Record of the Genus Eusynstyela (Ascidiacea: Stolidobranchia: Styelidae) from Korea

open access: yesAnimal Systematics, Evolution and Diversity, 2014
Colonial ascidian, Eusynstyela monotestis (Tokioka, 1953), is newly reported from Korean waters. The specimens of E. monotestis examined in this study were collected at subtidal zone of Beomseom, Munseom, Seopseom and Chagwido in Jeju-do by SCUBA diving.
Seo, Su-Yuan, Rho, Boon-Jo
doaj   +3 more sources

First record of two sabelline fan-worms in the tunic of the exotic sea squirt Cnemidocarpa amphora (Kott, 1992) (Stolidobranchia, Styelidae) from the Mediterranean Sea off Alexandria, Egypt

open access: yesEgyptian Journal of Aquatic Research, 2021
The sea squirt Cnemidocarpa amphora was collected from Ras El-Tin beach in the Mediterranean Sea off Alexandria, Egypt. This study identifies two small sabelline fan-worms, Parasabella minuta and Parasabella leucaspis, inhabiting the tunic of the sea ...
Ibrahim Gaber, Mohamed Elghazaly
doaj   +2 more sources

Hotspot of Exotic Benthic Marine Invertebrates Discovered in the Tropical East Atlantic: DNA Barcoding Insights From the Bijagós Archipelago, Guinea-Bissau. [PDF]

open access: yesEcol Evol
This study explored exotic marine benthic invertebrate species in the Bijagós Archipelago, Guinea‐Bissau, through the region's first scuba‐diving biodiversity survey and DNA barcoding. Results revealed 28 new species records, including seven first‐time East Atlantic species.
Moura CJ   +4 more
europepmc   +2 more sources

Hidden diversity in Antarctica: Molecular and morphological evidence of two different species within one of the most conspicuous ascidian species. [PDF]

open access: yesEcol Evol, 2020
The evidence presented here allowed to delimitate two species within the conspicuous Antarctic ascidian C. verrucosa: two monophyletic groups were obtained, and congruent mitochondrial/nuclear species delimitation was demonstrated. Our results once again emphasize that species identities, even for highly abundant and well‐studied species on small local
Ruiz MB   +4 more
europepmc   +2 more sources

Environmental DNA surveys detect distinct metazoan communities across abyssal plains and seamounts in the western Clarion Clipperton Zone. [PDF]

open access: yesMol Ecol, 2020
Abstract The deep seafloor serves as a reservoir of biodiversity in the global ocean, with >80% of invertebrates at abyssal depths still undescribed. These diverse and remote deep‐sea communities are critically under‐sampled and increasingly threatened by anthropogenic impacts, including future polymetallic nodule mining.
Laroche O   +3 more
europepmc   +2 more sources

First Record of Colonial Ascidian, Botrylloides diegensis Ritter and Forsyth, 1917 (Ascidiacea, Stolidobranchia, Styelidae), in South Korea [PDF]

open access: yesWater, 2021
Botrylloides species are important members of the fouling community colonizing artificial substrates in harbors and marinas. During monitoring in 2017–2020 of non-indigenous species in Korea, one colonial ascidian species was distinctly different from other native colonial ascidians, such as B. violaceus and Botryllus schlosseri, in South Korea.
Lee, Taekjun, Shin, Sook
openaire   +1 more source

Phylogenomics and systematics of botryllid ascidians, and implications for the evolution of allorecognition

open access: yesFrontiers in Ecology and Evolution, 2023
Allorecognition, the ability of an organism to distinguish kin from non-kin, or self from non-self, has been studied extensively in a group of invertebrate chordates, the colonial ascidians called botryllids (Subphylum Tunicata, Class Ascidiacea, Family ...
Marie L. Nydam   +9 more
doaj   +1 more source

Phylogenetic analysis of phenotypic characters of Tunicata supports basal Appendicularia and monophyletic Ascidiacea

open access: yesCladistics, Volume 36, Issue 3, Page 259-300, June 2020., 2020
Abstract With approximately 3000 marine species, Tunicata represents the most disparate subtaxon of Chordata. Molecular phylogenetic studies support Tunicata as sister taxon to Craniota, rendering it pivotal to understanding craniate evolution. Although successively more molecular data have become available to resolve internal tunicate phylogenetic ...
Katrin Braun   +2 more
wiley   +1 more source

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