Results 91 to 100 of about 2,875 (225)

Echinodermata. Echinoidea

open access: yes, 1922
Unter den umfangreichen Sammlungen, die F. Junghuhn auf Java zusammengebracht hatte, befand sich auch eine grosse Anzahl von Echiniden. Sie wurden im Jahre 1854 durch Herklots ¹) beschrieben. Dieser Autor war offenbar von der vorgefassten Meinung ausgegangen, dass es sich hier um eine ganz neue und fremdartige Fauna handele, so war von ihm nur eine ...
openaire   +2 more sources

The community structure of Echinodermata (Echinoidea and Holothuroidea) on seagrass ecosystem in Gunungkidul, Yogyakarta, Indonesia [PDF]

open access: yes
Nurcahyo FD, Zen HM, ‘Azizah HPN, Nugroho GD, Ramdhun D, Yap CK, Indrawan M, Setyawan AD. 2024. The community structure of Echinodermata (Echinoidea and Holothuroidea) on seagrass ecosystem in Gunungkidul, Yogyakarta, Indonesia.
Nur ‘Azizah, Husna’ Putri   +7 more
core   +1 more source

Geochemical signatures and nanomechanical properties of echinoid tests from nearshore habitats of Florida: environmental and physiological controls on echinoid biomineralization [PDF]

open access: yesPeerJ
The mechanisms that regulate minor and trace element biomineralization in the echinoid skeleton can be primarily controlled biologically (i.e., by the organism and its vital effects) or by extrinsic environmental factors.
Przemysław Gorzelak   +4 more
doaj   +2 more sources

Distribuição dos equinoides na Formação Jandaíra

open access: yesBrazilian Journal of Geology
Neste trabalho é observada a distribuição das espécies de equinoides "regulares" Goniopygus durandi, Rosadosoma riograndensis(Maury 1924), Phymosoma major(Coquand 1862), e equinoides "irregulares" como Petalobrissus setifensis (Cotteau 1866), P. cubensis
Josevânia de Oliveira   +2 more
doaj   +1 more source

4. On the Names to be applied to certain Echinoidea.

open access: yesProceedings of the Zoological Society of London, 1880
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +2 more sources

POLA DISTRIBUSI DAN KELIMPAHAN ECHINOIDEA DI ZONA INTERTIDAL PANTAI BAMA TAMAN NASIONAL BALURAN

open access: yes, 2016
Echinoidea merupakan salah satu anggota dalam Filum Echinodermata. Echinoidea dapat menempati habitat dengan substrat pasir, batuan, dan terumbu karang.
ERLYTA, ANGGI
core  

Reconstructing SALMFamide neuropeptide precursor evolution in the phylum Echinodermata: ophiuroid and crinoid sequence data provide new insights

open access: yesFrontiers in Endocrinology, 2015
The SALMFamides are a family of neuropeptides that act as muscle relaxants in echinoderms. Analysis of genome/transcriptome sequence data from the sea urchin Strongylocentrotus purpuratus (Echinoidea), the sea cucumber Apostichopus japonicus ...
Maurice R Elphick   +6 more
doaj   +1 more source

Morphology and Anatomy of Species Heterocentrotus trigonarius and Tripneustes ventricosus (Echinodermata: Echinoidea) in Nguyahan Beach Gunungkidul

open access: yes, 2021
The basis of this research is a minimum of research on marine life in Nguyahan Beach, especially at the Echinoidea class.Echinoidea is an animal that very important role in the environment as an indicator of sea water pollution.
Fadhilatul Ilmi
core  

On Echinocystis and Palæodiscus—two Silurian Genera of Echinoidea [PDF]

open access: yesQuarterly Journal of the Geological Society of London, 1897
I. Introduction. The persistence with which the Crinoidea, Echinoidea, and Stelleroidea have maintained their essential characters, from their first appearance until the present time, has been often remarked and has received very different explanations. Thus, Prof. Poulton [ 8 , pp. 507–509], in his recent
openaire   +1 more source

The test architecture of Clypeaster (Echinoidea, Clypeasteroida) and its phylogenetic significance

open access: yes, 2011
Mihaljević, Morana, Jerjen, Iwan, Smith, Andrew B. (2011): The test architecture of Clypeaster (Echinoidea, Clypeasteroida) and its phylogenetic significance.
Jerjen, Iwan   +2 more
core   +1 more source

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