Results 51 to 60 of about 44,472 (301)

Spiochaetopterus creoceanae, a new species of Chaetopteridae (Polychaeta) from the Persian Gulf belonging to the costarum complex

open access: yesScientia Marina, 2003
Examination of a collection of Chaetopteridae (Annelida: Polychaeta) from the Iranian coast of the Persian Gulf led to the erection of a new species of Spiochaetopterus: S. creoceanae sp. nov.
Michel Bhaud, Daniel Martin, Joao Gil
doaj   +1 more source

Occurrence, distribution and bibliography of the medicinal leech Hirudo verbana Carena, 1820 (Hirudinea, Hirudinidae) in Sicily (Italy) [PDF]

open access: yes, 2019
The occurrence of the medicinal leech Hirudo verbana in the inland waters of Sicily has been lately overlooked. In the present note, the occurrence and distribution of this species is reviewed based both on the review of the available literature data and
Canale D. E., Marrone F.
core   +2 more sources

Hungry scale worms: Phylogenetics of Peinaleopolynoe (Polynoidae, Annelida), with four new species

open access: yesZooKeys, 2020
Polynoidae Kinberg, 1856 has five branchiate genera: Branchipolynoe Pettibone, 1984, Branchinotogluma Pettibone, 1985, Branchiplicatus Pettibone, 1985, Peinaleopolynoe Desbruyères & Laubier, 1988, and Thermopolynoe Miura, 1994, all native to deep-sea ...
Avery S. Hatch   +3 more
semanticscholar   +1 more source

How Many Sipunculan Species Are Hiding in Our Oceans?

open access: yesDiversity, 2021
Sipuncula, long considered a separate phylum, are now commonly included in the Annelida based on phylogenomic analyses. The sipunculan body consists of an unsegmented trunk and a retractable introvert, usually with a set of tentacles at its anterior end.
Anja Schulze, Gisele Y. Kawauchi
doaj   +1 more source

Dimorphilus gyrociliatus (Annelida: Dinophiliformia) Dwarf Male Nervous System Represents a Common Pattern for Lophotrochozoa

open access: yesBiology, 2022
Dinophiliformia is a newly revealed clade within Annelida that is a sister group to Pleistoannelida. Dimorphilus gyrociliatus is a representative of this clade that has fascinated scientists with its high degree of sexual dimorphism.
Elizaveta Fofanova
doaj   +1 more source

Mitochondrial genome of Pseudopotamilla reniformis (Annelida: Sabellidae)

open access: yesMitochondrial DNA. Part B. Resources, 2023
Here, we report the complete mitochondrial genome of sabellid Pseudopotamilla reniformis (Bruguière, 1789) (16,408 bp) and comprised of two ribosomal RNAs, the ubiquitous set of 13 protein-coding sequences, and 22 tRNAs. The order of protein-coding genes
Dmitry Fedorov   +3 more
doaj   +1 more source

A probable oligochaete from an Early Triassic Lagerstätte of the southern Cis-Urals and its evolutionary implications [PDF]

open access: yesActa Palaeontologica Polonica, 2020
Oligochaetes, despite their important role in terrestrial ecosystems and a tremendous biomass, are extremely rare fossils. The palaeontological record of these worms is restricted to some cocoons, presumable trace fossils and a few body fossils the most ...
Dmitry E. Shcherbakov   +4 more
doaj   +1 more source

Distribution and diversity of earthworms (Lumbricidae) in Hesse (Central Germany): current knowledge

open access: yesSoil Organisms, 2018
In 2016 the first Red List of German earthworms was compiled, listing 46 species. However, little is known about the biodiversity and distribution of Lumbricidae in the individual federal states of Germany. In some of them (e.g.
Jörg Römbke   +2 more
doaj   +1 more source

Light-Mediated Toxicity of Porphyrin-Like Pigments from a Marine Polychaeta

open access: yesMarine Drugs, 2020
Porphyrins and derivatives form one of the most abundant classes of biochromes. They result from the breakdown of heme and have crucial physiological functions. Bilins are well-known representatives of this group that, besides significant antioxidant and
Mariaelena D’Ambrosio   +4 more
doaj   +1 more source

Mitochondrial genome of Sabella spallanzanii (Gmelin, 1791) (Sabellida: Sabellidae)

open access: yesMitochondrial DNA. Part B. Resources, 2021
We report the mitochondrial genome of Sabella spallanzanii, an invasive Mediterranean sabellid introduced to Australia and New Zealand. The mitogenome is 15,581 bp long and consists of 38 genes, including 13 protein coding genes, two rRNA genes, and 23 ...
Guillemine Daffe   +3 more
doaj   +1 more source

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