Results 21 to 30 of about 1,024 (180)

Sea Urchen (Echinoidea) Diversity in the Coastal Area at Mawasangka District, Central Buton Regency

open access: yesPrisma Sains: Jurnal Pengkajian Ilmu dan Pembelajaran Matematika dan IPA IKIP Mataram, 2022
Sea urchins are marine invertebrates that are grouped in the Echinoidea class and Echinodermataphylum. Mawasangka is a district that has a large coastal area with a fairly good seagrass and coral reef ecosystem that plays an important role in the life ...
Maretik Maretik   +2 more
doaj   +1 more source

Diversity and distribution patterns of Sea Urchins (echinoidea) in the waters of Doreng Beach, Sikka Regency, Indonesia

open access: yesJurnal Mangifera Edu
Echinoidea is a marine biota with many important roles in life. Echinoidea can be found in various sea and water areas, one of which is in the waters of Doreng Beach.
Yohanes Boli Tematan   +3 more
doaj   +1 more source

Gonadal growth and reproduction in the sea urchin Sphaerechinus granularis (Lamarck 1816) (Echinodermata: Echinoidea) in southern Spain

open access: yesScientia Marina, 2008
The gonadal index and reproductive state of the sea urchin Sphaerechinus granularis were studied for a year in three populations from southeast Spain.
Inés Martínez-Pita   +2 more
doaj   +1 more source

Biodiversitas Echinodermata pada Ekosistem Lamun di Perairan Pulau Karimunjawa, Jepara

open access: yesJurnal Kelautan Tropis, 2020
The seagrass ecosystem is an important ecosystem as the place of feeding ground, nursery ground, and spawning ground. One of the biotas living in the seagrass was Echinoderms.
Reni Ria Yunita   +2 more
doaj   +1 more source

Evaluating restriction enzyme selection for reduced representation sequencing in conservation genomics. [PDF]

open access: yesMol Ecol Resour
Abstract Conservation genomic studies in non‐model organisms generally rely on reduced representation sequencing techniques based on restriction enzymes to identify population structure as well as candidate loci for local adaptation. While the expectation is that the reduced representation of the genome is randomly distributed, the proportion of the ...
López A   +3 more
europepmc   +2 more sources

The Affinities of the Echinoidea [PDF]

open access: yesThe American Naturalist, 1909
THE recent discovery that the crinoids in their ontogeny increase the number of their anibulacral post-radial ossicles by the interpolation of numerous ossicles (in pairs) between the first two primitive brachials and the radial, forming what are known as "interpolated division series, " as well as by the addition of brachials in a linear series at the
openaire   +1 more source

Echinoidea from Western Persia [PDF]

open access: yesGeological Magazine, 1920
THE Geological Department of Glasgow University has recently received from Dr. W. R. Smellie and Mr. J. V. Harrison some fossils collected by them which throw further light on the age of the limestones of the Persian arc at the north-western end of Luristan, about 100 miles north-east of Baghdad.
Gregory, J. W., Currie, Ethel
openaire   +2 more sources

On the Perignathic Girdle of the Echinoidea.

open access: yesJournal of the Linnean Society of London, Zoology, 1885
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +2 more sources

An investigation into the diet of elephant fish (Callorhinchus milii) in the waters of Aotearoa/New Zealand

open access: yesJournal of Fish Biology, EarlyView.
Abstract Chondrichthyans (sharks, rays and chimaeras) are increasingly understood to be an important part of ocean ecosystems, but their ecological role is unclear. Callorhinchus milii (elephant fish) is a chimaera species endemic to Aotearoa/New Zealand and southern Australian waters.
Kat U. C. Cooper   +3 more
wiley   +1 more source

First comprehensive taxonomic account of Salmacis bicolor L. Agassiz in L. Agassiz & Desor, 1846 (Echinodermata: Echinoidea) from Manbar Island, Makran Coast, Pakistan

open access: yesJournal of Fauna Biodiversity
The present study provides the first comprehensive morphological and taxonomic account of Salmacis bicolor L. Agassiz in L. Agassiz & Desor, 1846 from Pakistan, based on recently collected specimens from the intertidal rocky shore of Manbar Island along ...
Quratulan Ahmed   +3 more
doaj   +1 more source

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