Results 21 to 30 of about 3,912 (170)

Early Permian crinoids from Laurasia and their paleogeographic implications [PDF]

open access: yesActa Palaeontologica Polonica
A new crinoid fauna is described from the Trogkofel Group of the Southern Karavanke Mountains, Slovenia (lower Permian, Artinskian). This fauna is from a shallow platform or upper slope setting and is comprised primarily of isolated aboral cups.
William I. Ausich   +5 more
doaj   +1 more source

Filling the Silurian gap of solutan echinoderms with the description of new species of Dehmicystis from Spain

open access: yesActa Palaeontologica Polonica, 2023
Solutans were among the most enigmatic pre-radial and asymmetric echinoderms. A new species Dehmicystis ariasi sp. nov. is described from the upper part of the Llagarinos Formation, lower Ludlow (Silurian) of Northwest Spain.
SAMUEL ZAMORA   +1 more
doaj   +1 more source

Echinodermata

open access: yes, 1982
Echinodermata as Deuterostomes The extant Deuterostomia (“second mouth”) are usually defined as animals in which the mouth develops from a second opening in the embryo, opposite to the initial opening, the blastopore, of the rudimentary gut. In addition the coelom develops by enterocoely, or pouching from the primitive gut.
Günter Stüttgen   +3 more
openaire   +3 more sources

Complete mitochondrial genome of the taxonomically notorious sea star, Henricia leviuscula (Asteroidea, Spinulosida, Echinasteridae), from South Korea

open access: yesMitochondrial DNA. Part B. Resources, 2019
In this study, next-generation sequencing was used to obtain the complete mitogenome of Henricia leviuscula (Stimpson, 1857). The mitogenome form was found to be a circular molecule 16,119-bp long with a 60.4% AT bias.
Taekjun Lee, Sook Shin
doaj   +1 more source

Struktur komunitas Echinodermata pada ekosistem lamun Desa Taula’a Kecamatan Bilato, Kabupaten Gorontalo

open access: yesDepik Jurnal, 2019
. Echinodermata is playing an important role in food chains in waters ecosystem; however, there was no report on the Echinodermata structure in the seagrass ecosystem of Taula’a village, Gorontalo district.
Hardiyanti Yusuf, Miftahul Khair Kadim
doaj   +1 more source

Complete mitochondrial genome of a sea star, Linckia laevigata (Echinodermata, Asteroidea, Valvatida, Ophidiasteridae)

open access: yesMitochondrial DNA. Part B. Resources, 2020
We determined the complete mitochondrial genome sequences of an asteroid Linckia laevigata belonging to the order Valvatida. The complete mitogenome of L. laevigata was 16,371 bp in length and consisted of 13 protein-coding genes (PCGs), two rRNA, and 22
Shimpei F. Hiruta   +4 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

Kelimpahan, Pola Distribusi Dan Keanekaragaman Echinodermata Di Ekosistem Lamun Pantai Namoanak Tablolong Batubao, Kecamatan Kupang Barat, Kabupaten Kupang, Nusa Tenggara Timur

open access: yesJurnal Kelautan Tropis
Echinodermata is one of the associated biota that has an important role in seagrass ecosystems. If one of the 5 classes of the Echinodermata Phylum experiences physical, chemical, biological and anthropogenic impacts or pressures, then the population and
Yohanes Merryanto   +2 more
doaj   +1 more source

Complete mitochondrial genome of a sea cucumber, Euapta godeffroyi (Echinodermata, Holothuroidea, Apodida, Synaptidae)

open access: yesMitochondrial DNA. Part B. Resources, 2022
We determined the complete mitochondrial genome sequence of a holothurian Euapta godeffroyi belonging to the order Apodida. The complete mitogenome of E.
Akito Ogawa   +3 more
doaj   +1 more source

BIODIVERSITY OF ECHINODERMATA IN MARSEGU ISLAND

open access: yesSriwijaya Journal of Environment, 2017
Echinoderms are key species that govern the structure and balance of communities and influence the sustainability of other organisms in different types of ecosystems in sea water.
Bijaya Latupono   +2 more
doaj   +1 more source

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