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Registros recuperados: 24
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Prey selectivity of the octocoral Carijoa riisei at Pernambuco, Brazil Anais da ABC (AABC)
Gomes,Paula B.; Lira,Ana K.F.; Naud,Jean-Philippe; Santos,Andre M.; Pérez,Carlos D..
This study was designed to evaluate prey selection (type and size) by the octocoral Carijoa riisei at Porto de Galinhas beach, Northeast Brazil, relating prey availability in plankton with the content inside polyps. Diatoms and cyanophytes were the predominant items found in both polyp gastric cavity and plankton. A correlation between prey abundance in the plankton and in the gastric cavity of C. riisei polyps was observed. Mastogloia sp. showed the highest positive electivity index (0.99). Benthonic items were found, with 0.51% of total consumed preys. The size amplitude of prey items in the plankton was similar to those found inside the polyps, although the mean prey size in the polyps (112.7 µm) was significantly lower than the value found in the...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Alcyonacea; Natural feeding; Prey selectivity; Prey availability; Trophic ecology.
Ano: 2012 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0001-37652012000100016
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A new genus of soft coral (Cnidaria, Octocorallia) from the Republic of Congo (Pointe-Noire Region) ArchiMer
Van Ofwegen, Leen P.; Aurelle, Didier; Sartoretto, Stephane.
A new genus of soft coral from the Republic of Congo is described, Complexum gen. n. Nine West African octocoral species previously described in the genus Alcyonium by Tixier-Durivault (1955) are referred to this new genus, and a new species is described and figured, C. pusillum sp. n. The new species is characterized by having encrusting growth form and abundant spiny clubs in the surface of the polyparium. It colonizes shallow calcareous rocky banks (5 to 20 m depth) existing in coastal water of the region of Pointe-Noire. Based on molecular phylogeny this new genus is well separated from Alcyonium species.
Tipo: Text Palavras-chave: Coelenterata; Cnidaria; Octocorallia; Alcyonacea; Alcyoniidea; Alcyonium; Complexum; Republic of Congo; New genus; New species.
Ano: 2014 URL: http://archimer.ifremer.fr/doc/00248/35931/34444.pdf
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Host specificity and phylogenetic relationships among Atlantic Ovulidae (Mollusca: Gastropoda) Naturalis
Reijnen, B.T.; Hoeksema, B.W.; Gittenberger, E..
Ovulid gastropods and their octocoral hosts were collected along the leeward coast of Curaçao, Netherlands Antilles. New molecular data of Caribbean and a single Atlantic species were combined with comparable data of Indo-Pacific Ovulidae and a single East-Pacific species from GenBank. Based on two DNA markers, viz. CO-I and 16S, the phylogenetic relationships among all ovulid species of which these data are available are reconstructed. The provisional results suggest a dichotomy between the Atlantic and the Indo-Pacific taxa. Fully grown Simnialena uniplicata closely resembles juvenile Cyphoma gibbosum conchologically. Cymbovula acicularis and C. bahamaensis might be synonyms. The assignments of Caribbean host species for Cyphoma gibbosum, C....
Tipo: Article / Letter to the editor Palavras-chave: Anthozoa; Alcyonacea; Caribbean; Curaçao; Molecular phylogeny; Symbiosis; 42.73.
Ano: 2010 URL: http://www.repository.naturalis.nl/record/336926
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Notes on Octocorallia from the Laccadives (SW India) Naturalis
Ofwegen, L.P. van; Vennam, J.E..
New records for the Laccadives are given and one new species is described and figured: Sinularia abhishiktae.
Tipo: Article / Letter to the editor Palavras-chave: Octocorallia; Gorgonacea; Alcyonacea; New species; New records; Laccadives; Indian Ocean; 42.72.
Ano: 1991 URL: http://www.repository.naturalis.nl/record/318729
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Octocorallia from the Bismarck Sea (part 2) Naturalis
Ofwegen, L.P. van.
A list of species of Alcyonacea from the Bismarck Sea is presented and one new species, Sinularia verseveldti, is described and figured.
Tipo: Article / Letter to the editor Palavras-chave: Octocorallia; Alcyonacea; Sinularia verseveldti spec. nov.; Bismarck Sea; Papua New Guinea; 42.72.
Ano: 1996 URL: http://www.repository.naturalis.nl/record/319043
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A study of the Xeniidae (Octocorallia, Alcyonacea) collected on the "Tyro" expedition to the Seychelles with a description of a new genus and species Naturalis
Janes, M.P..
An examination of xeniid octocorals was carried out on specimens held in the National Museum of Natural History, Naturalis, Leiden, Netherlands. Samples collected during the Tyro expedition to the Seychelles Islands in the Western Indian Ocean were identified. Six species belong to the genera Cespitularia, Heteroxenia, and Ovabunda are described; five of these are new records for this location. Three new species belonging to the genera Anthelia, Cespitularia and Ovabunda are illustrated. In addition, a new genus belonging to the family Xeniidae is introduced accompanied by scanning electron micrographs of its sclerites. Gross morphology and the ultra-structure of the sclerites indicate there are some similarities in this new genus with Anthelia. However,...
Tipo: Article / Letter to the editor Palavras-chave: Cnidaria; Coelenterata; Octocorallia; Alcyonacea; Xeniidae; Soft corals; Anthelia; Xenia; Heteroxenia; Cespitularia; Ovabunda; Fasciclia; 42.79.
Ano: 2008 URL: http://www.repository.naturalis.nl/record/292117
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Sinularia vanderlandi spec. nov. (Octocorallia: Alcyonacea) from the Seychelles Naturalis
Ofwegen, L.P. van.
A new species of Sinularia from the Seychelles is described and depicted: S. vanderlandi. Species with colony morphology and sclerites similar to that of S. vanderlandi are discussed. Sinularia intacta Tixier-Durivault, 1970, S. rotundata Tixier-Durivault, 1970, and S. molesta Tixier-Durivault, 1970, are considered to be synonyms; S. molesta is here selected as the valid name.
Tipo: Article / Letter to the editor Palavras-chave: Coelenterata; Octocorallia; Alcyonacea; Sinularia vanderlandi; Spec. nov; S. compacta; S. molesta; S. intacta; S. rotundata; Synonymy; Seychelles; 42.72.
Ano: 2001 URL: http://www.repository.naturalis.nl/record/219451
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Four new genera of soft corals (Coelenterata: Octocorallia), with notes on the classification of some established taxa Naturalis
Alderslade, P..
Four new genera, Rhytisma, Klyxum and Skamnarium (family Alcyoniidae) and Sansibia (family Xeniidae), are proposed to accommodate a number of species wrongly assigned to some established genera. A large number of the species concerned have been previously included in the genus Alcyonium, and remarks are made concerning the heterogenous nature of that genus. The reassignment of Parerythropodium hicksoni Utinomi, 1972, to Erythropodium, Alcyonium gracillimum Kükenthal, 1906, to Scleronephthya, and Clavularia hamra to Briareum is also discussed, and the existence of Funginus Tixier-Durivault, 1987, as a replacement name for Fungulus Tixier-Durivault, 1970, is highlighted.
Tipo: Article / Letter to the editor Palavras-chave: Coelenterata; Cnidaria; Octocorallia; Alcyonacea; Alcyoniidae; Xeniidae; Soft corals; Rhytisma; Klyxum; Sansibia; Skamnarium; Fungulus; Funginus; 42.72.
Ano: 2000 URL: http://www.repository.naturalis.nl/record/216031
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Notes on Alcyonacea (Octocorallia) from Tanzania Naturalis
Ofwegen, L.P. van; Benayahu, Y..
For the first time Alcyonacea from Tanzania are recorded, including two new species: Cladiella daphnae and Sinularia platylobata. Both these species are described and figured, while descriptions are also given of specimens of Lobophytum crassum von Marenzeller, 1886, L. rotundum Tixier-Durivault, 1957, and L. venustum, Tixier-Durivault, 1957. In addition, Sinularia compactum Tixier-Durivault, 1970 and Sinularia "conferta" (Dana, 1846) are discussed.
Tipo: Article / Letter to the editor Palavras-chave: Alcyonacea; New species; New records; Tanzania; Indian Ocean; 42.72.
Ano: 1992 URL: http://www.repository.naturalis.nl/record/318737
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Fish, fans and hydroids: host species of pygmy seahorses Naturalis
Reijnen, B.T.; Meij, S.E.T. van der; Ofwegen, L.P. van.
An overview of the octocoral and hydrozoan host species of pygmy seahorses is provided based on literature records and recently collected field data for Hippocampus bargibanti, H. denise and H. pontohi. Seven new associations are recognized and an overview of the so far documented host species is given. A detailed re-examination of octocoral type material and a review of the taxonomic history of the alcyonacean genera Annella (Subergorgiidae) and Muricella (Acanthogorgiidae) are included as baseline for future revisions. The host specificity and colour morphs of pygmy seahorses are discussed, as well as the reliability of (previous) identifications and conservation issues.
Tipo: Article / Letter to the editor Palavras-chave: Acanthogorgiidae; Alcyonacea; Annella; Anthozoa; Hippocampus; Host specificity; Hydrozoa; Indo-Pacific; Muricella; New associations; Octocorallia; Subergorgiidae.
Ano: 2011 URL: http://www.repository.naturalis.nl/record/409047
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New and redescribed encrusting species of Alcyonium from the Atlantic Ocean (Octocorallia: Alcyonacea: Alcyoniidae) Naturalis
Stokvis, F.R.; Ofwegen, L.P. van.
Three new species of Alcyonium are described and illustrated: Alcyonium megasclerum and A. rubrum from the Cape Verde Islands, and A. profundum from the Mid Atlantic Ridge. Two species are redescribed and figured: A. grandiflorum Tixier-Durivault & d’Hondt, 1975 and A. maristenebrosi Stiasny, 1937. Pseudoalcyonium novum Tixier-Durivault & d’Hondt, 1975 is synonymized with Alcyonium bocagei (Saville Kent, 1870).
Tipo: Article / Letter to the editor Palavras-chave: Octocorallia; Alcyonacea; Alcyoniidae; Alcyonium; New species; Redescriptions; Atlantic Ocean; Deep water; 42.72; 42.70.
Ano: 2006 URL: http://www.repository.naturalis.nl/record/198498
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A new genus of nephtheid soft corals (Octocorallia: Alcyonacea: Nephtheidae) from the Indo-Pacific Naturalis
Ofwegen, L.P. van.
A new genus of nephtheid soft corals is described from the Indo-Pacific, 53 species are included, 34 of which are new to science: Chromonephthea aldersladei spec. nov., C. bayeri spec. nov., C. benayahui spec. nov., C. braziliensis spec. nov., C. brevis spec. nov., C. cairnsi spec. nov., C. cobourgensis spec. nov., C. egmondi spec. nov., C. exosis spec. nov., C. franseni spec. nov., C. frondosa spec. nov., C. fruticosa spec. nov., C. goudi spec. nov., C. grandis spec. nov., C. grasshoffispec. nov., C. hoeksemai spec. nov., C. hornerae spec. nov., C. imaharai spec. nov., C. imperfecta spec. nov., C. levis spec. nov., C. megasclera spec. nov., C. minor spec. nov., C. muironensis spec. nov., C. obscura spec. nov., C. ostrina spec. nov., C. palauensis spec....
Tipo: Article / Letter to the editor Palavras-chave: Cnidaria; Anthozoa; Octocorallia; Alcyonacea; Nephtheidae; Chromonephthea; New genus; New species; Indo-Pacific; Endemism; 42.79.
Ano: 2005 URL: http://www.repository.naturalis.nl/record/210125
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Siboga plexaurids (Coelenterata: Octocorallia) re-examined Naturalis
Ofwegen, L.P. van; Hermanlimianto, M.I.Y.T..
The type material of shallow-water plexaurid octocorals of the Siboga expedition has been re-examined. Sclerites of all available types have been depicted using Scanning Electron Microscopy (SEM). Echinogorgia parareticulata (Stiasny, 1942) is synonymized with Echinogorgia clausa (Nutting, 1910). No type specimens of Echinogorgia thomsonideani Stiasny, 1942, Villogorgia aurivilliusi Stiasny, 1942, and Villogorgia spatulata Nutting, 1910 were found.
Tipo: Article / Letter to the editor Palavras-chave: Alcyonacea; Plexauridae; Indonesia; Type material; Re-descriptions; 42.72.
Ano: 2014 URL: http://www.repository.naturalis.nl/record/516157
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The genus Sinularia (Octocorallia: Alcyonacea) from Bremer and West Woody islands (Gulf of Carpentaria, Australia) Naturalis
Ofwegen, L.P. van.
A collection of Sinularia specimens from Bremer and West Woody islands (Gulf of Carpentaria, Australia) is presented; thirteen different species were recognized, six of which are new to science and are described and figured: S. bremerensis, S. confusa, S. diffusa, S. linnei, S. papula and S. woodyensis.
Tipo: Article / Letter to the editor Palavras-chave: Coelenterata; Octocorallia; Alcyonacea; Sinularia; Bremer island; West Woody island; Gulf of Carpentaria; Australia; New records; New species; 42.72.
Ano: 2008 URL: http://www.repository.naturalis.nl/record/261775
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Synopsis of lichomolgid copepods (Poecilostomatoida) associated with soft corals (Alcyonacea) in the tropical Indo-Pacific Naturalis
Humes, A.G..
A synopsis of the 97 species of lichomolgid copepods known to be associated with tropical IndoPacific shallow-water alcyonaceans is given (Madagascar, New Caledonia, Moluccas, Philippines, and Enewetak Atoll). One new genus and 29 new species are included, distributed among the lichomolgid genera Acanthomolgus (2 new species), Alcyonomolgus (1), Colobomolgus (2), Critomolgus (3), Doridicola (5), Paradoridicola (7), Paramolgus (8), and Telestacicola (1). The alcyonacean hosts, numbering more than 100 species, include members of the genera Alcyonium, Anthelia, Capnella, Cespitularia, Cladiella, Dendronephthya, Heteroxenia, Lemnalia, Litophyton, Lobophytum, Nephthea, Paralemnalia, Parerythropodium, Sarcophyton, Sinularia, Siphonogorgia, Stereonephthya,...
Tipo: Article / Letter to the editor Palavras-chave: Alcyonacea; Soft corals; Poecilostomatoida; Lichomolgidae; Copepoda; Associations; New species; Keys; Indo-Pacific; Madagascar; New Caledonia; Moluccas; Philippines; Enewetak Atoll.; 42.72.
Ano: 1990 URL: http://www.repository.naturalis.nl/record/317742
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A new species of Astrogorgia (Coelenterata: Octocorallia: Plexauridae) from Bali Naturalis
Hermanlimianto, M.I.Y.T.; Ofwegen, L.P. van.
A new species of Astrogorgia from Bali, Indonesia, is described and depicted. An amended diagnosis of the genus is presented and a related genus is discussed. Compared with other species of Astrogorgia, specimens of the new species have a rather unusual bushy growth form, and very small sclerites.
Tipo: Article / Letter to the editor Palavras-chave: Coelenterata; Octocorallia; Alcyonacea; Plexauridae; Astrogorgia; Bali; Indonesia; New species; 42.72.
Ano: 2006 URL: http://www.repository.naturalis.nl/record/198491
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Lobophytum jasparsi spec. nov. from Indonesia (Coelenterata: Octocorallia: Alcyonacea) Naturalis
Ofwegen, L.P. van.
A new species of Lobophytum from Indonesia is described and depicted: Lobophytum jasparsi.
Tipo: Article / Letter to the editor Palavras-chave: Octocorallia; Alcyonacea; Lobophytum jasparsi spec. nov.; Indonesia; 42.79.
Ano: 1999 URL: http://www.repository.naturalis.nl/record/215092
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A new genus and species of soft coral (Octocorallia: Alcyonacea: Alcyoniidae) from Lord Howe Island, Australia Naturalis
Alderslade, P..
Lohowia koosi, a new species and new genus in the family Alcyoniidae, is described from Lord Howe Island, Australia. The new taxon has dimorphic polyps and a similar morphology to some of the flat, lobe-less nominal species of Lobophytum. The new taxon is clearly distinguished, however, by the possession of large, heavily armed autozooids, polypary surface sclerites in the form of large spindles that protrude through the surface, extremely large interior sclerites and base surface sclerites in the form of rods, spindles and ovals.
Tipo: Article / Letter to the editor Palavras-chave: Coelenterata; Cnidaria; Octocorallia; Alcyoniidae; Alcyonacea; Lohowia; New species; New genus; Australia; Lord Howe Island; 42.79.
Ano: 2003 URL: http://www.repository.naturalis.nl/record/220290
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Results of the Rumphius Biohistorical Expedition to Ambon (1990) : Part 3. The Alcyoniidae (Octocorallia: Alcyonacea) Naturalis
Ofwegen, L.P. van; Vennam, J..
New records of Alcyoniidae for Ambon are given and one new species, Sinularia slieringsi, is described and figured. Specimens of S. capitalis (Pratt, 1903), S. flexibilis (Quoy & Gaimard, 1833), S. hirta (Pratt, 1903), S. muralis May, 1899, and S. procera Verseveldt, 1977, are discussed.
Tipo: Article / Letter to the editor Palavras-chave: Octocorallia; Alcyonacea; Alcyoniidae; New species; New records; Ambon; Indonesia; 42.01; 42.72.
Ano: 1994 URL: http://www.repository.naturalis.nl/record/319185
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The genus Sinularia (Octocorallia: Alcyonacea) at Palau, Micronesia Naturalis
Ofwegen, L.P. van.
A collection of Sinularia specimens from Palau has been studied, which represents 38 different species. Of these, 15 are new to science, which are described and figured: S. babeldaobensis; S. bisulca; S. crebra; S. digitata; S. finitima; S. flaccida; S. foliata; S. humilis; S. luxuriosa; S. siaesensis; S. sublimis; S. tumulosa; S. ultima; S. uniformis; S. verruca. S. larsonae Verseveldt, in Verseveldt & Alderslade, 1982, is synonymized with S. sobolifera Verseveldt & Tursch, 1979.
Tipo: Article / Letter to the editor Palavras-chave: Coelenterata; Octocorallia; Alcyonacea; Alcyoniidae; Sinularia; Palau; New records; New species; 42.79.
Ano: 2008 URL: http://www.repository.naturalis.nl/record/292118
Registros recuperados: 24
Primeira ... 12 ... Última
 

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