Results 41 to 50 of about 44,472 (301)

Progress and perspectives in the discovery of polychaete worms (Annelida) of the world

open access: yesHelgoland Marine Research, 2019
Despite the availability of well-documented data, a comprehensive review of the discovery progress of polychaete worms (Annelida) has never been done.
J. Pamungkas   +4 more
semanticscholar   +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

Coupling bioturbation activity to metal (Fe and Mn) profiles in situ [PDF]

open access: yes, 2013
This work was supported by a University of Aberdeen 6th century scholarship (awarded to L. T.), CEFAS Lowestoft (DP204), NERC NFSD support (08/02) and a SAMS research bursary (awarded to L.
Parker, E. R., Solan, M., Teal, L. R.
core   +4 more sources

Within-family plasticity of nervous system architecture in Syllidae (Annelida, Errantia)

open access: yesFrontiers in Zoology, 2020
Background The ground pattern underlying the nervous system of the last common ancestor in annelids was long thought to be settled, consisting of a dorsal brain, circumoesophageal connectives and a subepithelial, ladder-like ventral nerve cord with ...
H. Schmidbaur   +4 more
semanticscholar   +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

The first mitochondrial genome of the relic Acanthobdella peledina (Annelida, Acanthobdellida)

open access: yesMitochondrial DNA. Part B. Resources, 2020
In this study, we assembled a complete mitochondrial genome of the Acanthobdella peledina sample from the Pitea River, Sweden. Thirty-six genes of the mitogenome sequence were identified, including 13 protein-coding genes (PCGs), 2 ribosomal genes (12S ...
Alexander Bolbat   +2 more
doaj   +1 more source

Spatial oxygen heterogeneity in a Hediste diversicolor irrigated burrow [PDF]

open access: yes, 2011
The heterogeneity of oxygen distribution in a Hediste diversicolor burrow environment was investigated in a laboratory experiment using a 6-mm thick tank equipped with oxygen planar optodes. The twodimensional oxygen distribution in a complete burrow was
Cuny, Philippe   +4 more
core   +5 more sources

Una nueva especie del género Prionospio Malmgren, 1867 (Annelida, Spionidae) procedente del sureste del golfo de Vizcaya

open access: yesGraellsia, 2019
Una nueva especie, Prionospio rikardoi n. sp. ha sido identificada en fondos circalitorales de las costas del País Vasco (SE del golfo de Vizcaya). La nueva especie se caracteriza por poseer crestas dorsales en varios segmentos corporales y cuatro pares ...
Julián Martínez, Idoia Adarraga
doaj   +1 more source

Polytraits : a database on biological traits of marine polychaetes [PDF]

open access: yes, 2014
The study of ecosystem functioning – the role which organisms play in an ecosystem – is becoming increasingly important in marine ecological research. The functional structure of a community can be represented by a set of functional traits assigned to ...
Arvanitidis, Christos   +12 more
core   +4 more sources

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