Results 11 to 20 of about 5,091 (218)

On Coelenterata: Validation and Des­cription of the Superphylum Coelenterata (Leuckart, 1847)

open access: yesУчёные записки Казанского университета: Серия Естественные науки, 2017
It has been suggested to combine the following three phyla of lower invertebrates in the superphylum Coelenterata (Leuckart, 1847): Plathelminthes Schneider, 1873, Cnidaria (Leuckart, 1847), and Ctenophora (Leuckart, 1847).
R.N. Burukovsky
doaj   +1 more source

Two new species of Antarctic gorgonians (Octocorallia: Primnoidae) with a redescription of Thouarella laxa Versluys, 1906 [PDF]

open access: yes, 2009
Two new species of the genus Thouarella from Antarctic waters are described and illustrated from material collected on the Polarstern cruises ANT XVII/3 (EASIZ III), ANT XIX/5 (LAMPOS) and ANT XXI/2 (BENDEX).
López González, Pablo José   +1 more
core   +3 more sources

Case report of jelly fish stinging in Bay of Bengal: A report from Bangladesh

open access: yesBangabandhu Sheikh Mujib Medical University Journal, 2016
Introduction: Jelly fish or jellies are the members of the phylum Cnidaria (Coelenterata), consisting of a gelatinous umbrella-shaped bell and trailing tentacles. Sting contains toxic peptide, pbospholipase A and histamine-liberating factor.
Mohammad Main Uddin   +3 more
doaj   +1 more source

Gigantism in unique biogenic magnetite at the Paleocene-Eocene Thermal Maximum [PDF]

open access: yes, 2008
We report the discovery of exceptionally large biogenic magnetite crystals in clay-rich sediments spanning the Paleocene-Eocene Thermal Maximum (PETM) in a borehole at Ancora, New Jersey. Aside from previously-described abundant bacterial magnetofossils,
Guerquin-Kern, Jean-Luc   +12 more
core   +2 more sources

PERMIAN STRATIGRAPHY IN THE NORTHERN KARAKORUM, PAKISTAN

open access: yesRivista Italiana di Paleontologia e Stratigrafia, 2017
The stratigraphical data collected during four geological expeditions to the Northern Karakorum (1996,1991,1992a,1992b) are discussed. The sedimentary succession has been classified by 9 formations, here formalised, and subdivided into members and ...
MAURIZIO GAETANI   +6 more
doaj   +1 more source

A new deep-sea pennatulacean (Anthozoa: Octocorallia: Chunellidae) from the Porcupine Abyssal Plain (NE Atlantic) [PDF]

open access: yes, 2010
During the BENGAL cruises, an important collection of deep-sea benthic organisms was sampled. Among the pennatulacean colonies, a previously undescribed species of chunellid was collected.
López González, Pablo José   +1 more
core   +2 more sources

OPPORTUNITIES AND TECHNIQUES OF USING THE DATABASES OF TINRO «ZOOPLANKTON OF THE NORTH PACIFIC, OKHOTSK, BERING, AND CHUKCHI SEAS», «NEKTON TROPHOLOGY», AND «MARINE BIOLOGY»

open access: yesИзвестия ТИНРО, 2019
Structure of the databases «Zooplankton…» and «Nekton trophology» is described and some techniques are proposed for nekton studies using these bases in conjunction with the database «Marine Biology». All three databases are regularly updated.
A. F. Volkov
doaj   +1 more source

A new species of Hormathia (Actiniaria, Hormathiidae) from the eastern Weddell Sea, Antarctica [PDF]

open access: yes, 2001
A new species of sea anemone in the genus Hormathia, is described and illustrated based on fortytwo specimens collected during the Polarstern cruises ANT XV/3 and ANT XVII/3 in the Weddell Sea.
López González, Pablo José   +1 more
core   +1 more source

ISOLASI DAN KARAKTERISASI KITIN DARI LIMBAH UDANG

open access: yesSains Natural, 2017
Isolation and Characterization of Chitin From Shrimp Waste            Chitin is a natural biopolymer that is widespread in nature and the second abundance only to cellulose organic compounds are available in the earth.
Mahyudin A. R   +2 more
doaj   +1 more source

The gastropod-symbiotic sea anemone genus Isosicyonis Carlgren, 1927 (Actiniaria : Actiniidae): a new species from the Weddell Sea (Antarctica) that clarifies the taxonomic position of the genus [PDF]

open access: yes, 2008
A second species of the sea anemone genus Isosicyonis is described and illustrated from 16 specimens collected in the Weddell Sea (Antarctica) on the Polarstern cruises ANT XVII/3, ANT XXI/2 and ANT XXIII/8. Isosicyonis striata n. sp.
López González, Pablo José   +1 more
core   +3 more sources

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