Results 11 to 20 of about 16,885 (220)

De Novo Assembly and Comparative Analysis of the Complete Mitochondrial Genome of <i>Mesenchytraeus</i> (Annelida, Enchytraeidae). [PDF]

open access: yesEcol Evol
This present the first mitochondrial genome dataset for 13 Mesenchytraeus species from the Changbai Mountain glacial refugium. Beyond characterizing standard genomic features, we perform comparative analyses of gene order, nucleotide composition, codon usage, and control region structure.
Chen J, Naveira H, Zhang J, Wu N, Xie Z.
europepmc   +2 more sources

Patterns of Autonomous and Conditional Neural Specification for the Brain and Ventral Nerve Cord in Annelida. [PDF]

open access: yesEvol Dev
Diagrams of blastomere isolations in Capitella teleta and Platynereis dumerilii showing autonomous head neural tissue (from 1q) and trunk neural tissue (from 2d) as well as a decoupling of D–V axis formation from trunk neural tissue in annelids. ABSTRACT Evolution of central nervous systems is a long‐debated topic.
Webster NB   +5 more
europepmc   +2 more sources

Bone-Eating Worms Spread: Insights into Shallow-Water Osedax (Annelida, Siboglinidae) from Antarctic, Subantarctic, and Mediterranean Waters [PDF]

open access: yes, 2015
0000-0002-7993-1523© 2015 Taboada et al. This is an open access article distributed under the terms of the Creative Commons Attribution License [4.0], which permits unrestricted use, distribution, and reproduction in any medium, provided the original ...
Javier Cristobo (828104)   +40 more
core   +1 more source

Population dynamics of free-swimming Annelida in four Dutch wastewater treatment plants in relation to process characteristics [PDF]

open access: yes, 2008
Free-swimming Annelida occasionally occur in very high densities in WWTPs (WasteWater Treatment Plants) and are nowadays applied for waste sludge reduction, but their growth is uncontrollable.
Elissen, H.J.H.   +4 more
core   +1 more source

GSL-Annelida

open access: yes, 2022
 A mini-poster of the principal annelids (Polychaeta, Echiura) and other worms (Nematoda, Nemertea, Priapulida) that may be expected on biodiversity surveys in Gulf of St. Lawrence (GSL).
Claude Nozeres (101073)
core   +1 more source

A puzzle no more: the identity of Spirobranchus tetraceros (Schmarda, 1861) (Annelida, Serpulidae) is revealed

open access: yesRecords of the Australian Museum, 2022
Spirobranchus tetraceros (Schmarda, 1861) originally briefly described from New South Wales, Australia was later reported as a widely distributed species of Indo-Pacific origin.
Elena Kupriyanova   +2 more
doaj   +1 more source

A new thalassematid echiuran worm from the Middle Ordovician Castle Bank Biota of Wales, UK [PDF]

open access: yesActa Palaeontologica Polonica, 2023
chiurans (spoonworms) are a very distinctive group of polychaete annelids that had long been considered to constitute a separate phylum. Their fossil record is extremely limited, although trace fossils that have been suggested to be attributable to ...
JOSEPH P. BOTTING, LUCY A. MUIR
doaj   +1 more source

Status revision of two endemic Megascolex Templeton, 1844 subspecies from the Western Ghats of Kerala State, India (Clitellata, Megascolecidae) [PDF]

open access: yesOpuscula Zoologica Instituti Zoosystematici et Oecologici Universitatis Budapestinensis
The earthworm genus Megascolex Templeton, 1844, is restricted to Peninsular India and Sri Lanka. Herein this work the status of the two endemic Megascolex subspecies, namely, M. konkanensis longus Stephenson, 1915, and M.
Narayanan, Sasankan Prasanth   +3 more
doaj   +1 more source

New species of Cirratulidae (Annelida) from continental slope and abyssal depths off eastern Australia

open access: yesRecords of the Australian Museum, 2023
Seven new species of Cirratulidae are described from deep waters off the east coast of Australia. Samples were collected as part of the RV Investigator voyage IN2017_V03 in May/June 2017 using a Brenke sledge and 0.25 m2 box core.
James A. Blake
doaj   +1 more source

Comparison of the life cycles of two populations of the polychaete Pereinereis cf. cultrifera from the Bay of Algiers (Mediterranean Sea)

open access: yesScientia Marina, 2008
The benthic phases of the life cycles of two populations of the polychaete Pereinereis cultrifera from the Bay of Algiers were investigated using field surveys. We found no differences in the life cycle of the two populations.
Leila Rouabah   +3 more
doaj   +1 more source

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