Results 51 to 60 of about 41,410 (309)

Distribution and composition of macrobenthic communities along a Victoria-Land Transect (Ross Sea, Antarctica) [PDF]

, 2006
The Victoria-Land Transect project onboard the Italian research vessel ‘‘Italica’’ in February 2004, was a large-scale attempt to obtain benthic samples of smaller macrozoobenthic specimens systematically along a latitudinal and a depth transect along ...
Arntz, W.E., Brandt, A., Heilmayer, O., Rehm, P., Thatje, S.   +4 more
core   +1 more source

Megascolex Templeton, 1844 (Clitellata, Megascolecidae): description of a new species from the northern Eastern Ghats, India with taxonomic key to the Indian species [PDF]

Opuscula Zoologica Instituti Zoosystematici et Oecologici Universitatis Budapestinensis
The earthworm fauna of the Eastern Ghats Hills in Peninsular India is still under explored. Here a new species, namely, Megascolex jamiesoni Narayanan & Paliwal, sp. nov.
Sasankan Prasanth Narayanan, Ayusmta Naik, Anirban Mahata, Sharat Kumar Palita, Ambattu Paili Thomas, Rahul Paliwal   +5 more
doaj   +1 more source

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

, 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, Chatzigeorgiou, Georgios, Chatzinikolaou, Eva, Dailianis, Thanos, Fanini, Lucia, Faulwetter, Sarah, Keklikoglou, Kleoniki, Koulouri, Panayota, Markantonatou, Vasiliki, Pafilis, Evangelos, Papageorgiou, Nafsika, Pavloudi, Christina, Vasileiadou, Katerina   +12 more
core   +4 more sources

Convergent evolution of the ladder-like ventral nerve cord in Annelida

Frontiers in Zoology, 2018
A median, segmented, annelid nerve cord has repeatedly been compared to the arthropod and vertebrate nerve cords and became the most used textbook representation of the annelid nervous system.
C. Helm, Patrick Beckers, T. Bartolomaeus, S. Drukewitz, Ioannis Kourtesis, Anne Weigert, G. Purschke, K. Worsaae, Torsten H. Struck, C. Bleidorn   +9 more
semanticscholar   +1 more source

The anatomy and development of the nervous system in Magelonidae (Annelida) – insights into the evolution of the annelid brain

BMC Evolutionary Biology, 2019
The annelid anterior central nervous system is often described to consist of a dorsal prostomial brain, consisting of several commissures and connected to the ventral ganglionic nerve cord via circumesophageal connectives.
Patrick Beckers, C. Helm, T. Bartolomaeus   +2 more
semanticscholar   +1 more source

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

, 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

How Many Sipunculan Species Are Hiding in Our Oceans?

Diversity, 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

Annelida Lamarck 1809

, 2017
Published as part of Georgieva, Magdalena N., Little, Crispin T. S., Watson, Jonathan S., Sephton, Mark A., Ball, Alexander D. & Glover, Adrian G., 2019, Identification of fossil worm tubes from Phanerozoic hydrothermal vents and cold seeps, pp. 287-329 in Journal of Systematic Palaeontology 17 (4) on page 291, DOI: 10.1080/14772019.2017.1412362, http:/
Georgieva, Magdalena N., Little, Crispin T. S., Watson, Jonathan S., Sephton, Mark A., Ball, Alexander D., Glover, Adrian G.   +5 more
openaire   +4 more sources

Dodecaceria carolinae n. sp. (Polychaeta: Cirratulidae), a shallow-water species from the northwestern Caribbean Sea

Scientia Marina, 2011
The cirratulid genus Dodecaceria Örsted, 1843 is well characterized by having palps inserted dorsally or laterally and branchial filaments restricted to some anterior chaetigers.
Jose Maria Aguilar-Camacho, Sergio I. Salazar-Vallejo   +1 more
doaj   +1 more source

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

Biology, 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