Results 31 to 40 of about 2,793 (216)

Identification of Sea Cucumber Holothuria (Lessonothuria) Pardalis (Selenka, 1867) and Holothuria (Semperothuria) Cinerascens (Brandt, 1835) (Family-Holothuriidae) based on Morphological and Mitochondrial DNA Evidence and Phylogenetic Analysis from Karachi Coast, Pakistan

open access: yesInternational Journal of Environment and Geoinformatics, 2021
The conventional taxonomy on sea cucumbers is challenging due to their morphological complexity. Molecular investigation of the class Holothuroidea was initiated for further clarity regarding the systematics and taxonomy of this class.
Quratulan AHMED   +2 more
doaj   +1 more source

Effect of Enriched Substrate on the Growth of the Sea Cucumber Holothuria arguinensis Koehler and Vaney, 1906 Juveniles

open access: yesDiversity, 2023
The sea cucumber Holothuria arguinensis (Koehler and Vaney, 1906) presents an increasing commercial value in Asian markets and its exportation depends exclusively on wild stock harvesting.
Tiago Rodrigues   +4 more
doaj   +1 more source

Taxonomic position of holothurian Eupentactafraudatrix (Echinodermata, Holothuroidea). [PDF]

open access: yesZookeys
Samples of the holothurian Eupentacta fraudatrix (Djakonov & Baranova in Djakonov, Baranova & Saveljeva, 1958) from the Sea of Japan were studied and the relationships of the genera Eupentacta and Sclerodactyla, as well as related taxa, were evaluated on the basis of phylogenetic analysis of the mitochondrial DNA COI and 16S rRNA genes.
Turanov SV, Smirnov AV, Kartavtsev YP.
europepmc   +4 more sources

New report of Protankyra psudodigitata Semper, 1867 (Holothuroidea: Apodida) from Persian Gulf, Boushehr with note on its taxonomic features [PDF]

open access: yesIranian Journal of Animal Biosystematics, 2018
This paper is a new report of a Holothuroidea (Apodida: Synaptidae: Protankyra) Protankyra psudodigitata from Persian Gulf. Specimen was collected by a Van Veen Grab from subtidal soft bottoms in May 2016.
Soroor Peyghan   +4 more
doaj   +1 more source

An annotated catalogue of Echinodermata types in the Museu de Zoologia, Universidade de São Paulo, Brazil [PDF]

open access: yesPapéis Avulsos de Zoologia, 2022
The types of nominal species of Echinodermata in the collection of the Museu de Zoologia, Universidade de São Paulo are catalogued: Holothuroidea (19 species - 16 holotypes, 1 paratype and 2 neotypes) and Ophiuroidea (4 species - 1 neotype and 3 ...
Luciana Martins   +3 more
doaj   +1 more source

Holothuria (Cystipus) casoae a new species of sea cucumber (Echinodermata: Holothuroidea) from the central-eastern Pacific Ocean

open access: yesScientia Marina, 2009
Holothuria (Cystipus) casoae n. sp. is described from the central-eastern Pacific, from depths between 45 and 100 m. The main characters separating H.
Alfredo Laguarda-Figueras   +1 more
doaj   +1 more source

Sea cucumber as a therapeutic aquatic resource for human health

open access: yesFisheries and Aquatic Sciences, 2022
Sea cucumbers are worm-like, leathery bodied, benthic, marine organisms with a branched gonad. There are over 900 species, and these organisms are capable of changing their mechanical state, regenerating their small appendages, and digestive tract ...
Ruqaiyyah Siddiqui   +2 more
doaj   +1 more source

Recovery of Holothuroidea population density, community composition, and respiration activity after a deep-sea disturbance experiment [PDF]

open access: yes, 2018
Mining polymetallic nodules on abyssal plains will have adverse impacts on deep‐sea ecosystems, but it is largely unknown whether the impacted ecosystem will recover, and if so at what rate.
Jones, Daniel O. B.   +19 more
core   +3 more sources

The first complete mitochondrial genome of Actinopyga from Actinopyga echinites (Aspidochirotida: Holothuriidae)

open access: yesMitochondrial DNA. Part B. Resources, 2020
The deep-water redfish, Actinopyga echinites, is an ecologically and economically important holothuroid in China due to its valuable nutrition and pharmacological compounds.
Shengping Zhong   +3 more
doaj   +1 more source

The complete mitochondrial genome of Pink warty sea cucumber (Cercodemas anceps Selenka, 1867)

open access: yesMitochondrial DNA. Part B. Resources, 2021
In this study, we sequenced the circular mitochondrial genome (mitogenome) of Cercodemas anceps. This genome was determined to measure 16,539 bp in length and contain 13 protein-coding genes (PCGs), 22 tRNA genes, and 2 rRNA genes.
Huo Li   +3 more
doaj   +1 more source

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