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Biological results of the snellius expedition XXII. Octocorallia from the Malay Archipelago (Part II) Naturalis
Verseveldt, J..
The material dealt with in this second part of "Octocorallia from the Malay Archipelago" comprises mainly specimens belonging to the family Nephtheidae. Most of these nephtheids were obtained during the cruise of the "Willebrord Snellius". In addition to this material I examined some specimens collected by the Siboga Expedition, which had to be identified or described again. Besides, there were in the Leiden Museum some unidentified colonies, obtained in Malayan waters. These, too, are now recorded. Several authors have already pointed out how difficult it is to identify Dendronephthya, owing to the unsatisfactory description by some previous authors, and because of the great number of variations within the same species. Suffice it to refer to the...
Tipo: Article / Letter to the editor Palavras-chave: 42.72.
Ano: 1966 URL: http://www.repository.naturalis.nl/record/317805
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Brachiopods from the Valdeteja Formation (Pennsylvanian; Cantabrian Mountains, NW Spain) Naturalis
Martínez Chacón, M.L.; Winkler Prins, C.P..
After a short introduction on the lower Pennsylvanian (Bashkirian to lowermost Moscovian)Valdeteja Formation in its stratigraphical context, an overview of its brachiopod faunas is presented and their palaeoecological and palaeogeographic importance discussed. Two new genera of the Strophalosiidina, showing adaptations to a reef environment, are described. The genus Ovetina (type species O. truyolsi gen. et sp. nov.) is an aulostegid with a well developed ventral flange. Miroproductus (type species M. posadai gen. et sp. nov.) is an early richthofenioid, probably derived from an aulostegid such as Institina MUIR-WOOD & COOPER, 1960.
Tipo: Article / Letter to the editor Palavras-chave: Brachiopods; Strophalosiidina; Valdeteja Formation; Palaeoecology; Upper Bashkirian; Cantabrian Mountains; Spain; 42.72; 38.22.
Ano: 2009 URL: http://www.repository.naturalis.nl/record/499036
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On two new species of Holectypus Desor from the Senonian of South-Limburg near Maastricht, Netherlands Naturalis
Engel, H..
Up to now the genus Holectypus Desor (1842, p. 52) 1847, (cf. Mortensen, 1948, Monogr. IV 1, p. 26) in its restricted sense (with 4 genital pores) has not been recorded from the Senonian. So the two specimens described below as H. boschmai nov. spec. may have been remaniated and finally deposited in the Senonian of South-Limburg. They then may belong to the Jurassic species H. corallinus d'Orbigny, 1850. Though the preservation of two other specimens of Holectypus from the Limburg Senonian does not permit to decide whether a fifth genital pore is present, it is presumed there was. These two specimens are described as H. macrostomus nov. spec. As said, up to now no Senonian Holectypus is known with 4 genital pores. Holectypus boschmai nov. spec. (pl. XIV)...
Tipo: Article / Letter to the editor Palavras-chave: 38.22; 42.72.
Ano: 1964 URL: http://www.repository.naturalis.nl/record/319219
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A standardized method of describing fossils, using Echinoidea as an example Naturalis
Lewis, D.N.; Donovan, S.K..
The main purpose of a research paper in palaeontology, or any scientific discipline, is to spread information within the field. In this paper, suggestions are made concerning the structure and organisation of systematic palaeontological papers, using the Echinoidea as an example. A comprehensive table of echinoid morphological features is presented. It is intended that authors following these guidelines will be facilitated in writing research papers that enable expeditious retrieval of information.
Tipo: Article / Letter to the editor Palavras-chave: Systematics; Description; Echinoidea; 38.22; 42.72.
Ano: 2007 URL: http://www.repository.naturalis.nl/record/217417
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Contribution a la connaissance des Bryozoaires Marins de Guyane et du Surinam Naturalis
Hondt, J.-L. d'.
Study of a collection of Cheilostomatous and Ctenostomatous Bryozoa from the Guyana and Surinam coasts. Description of Hippopetraliella snelliusi n. sp. (Cheilostomata).
Tipo: Article / Letter to the editor Palavras-chave: 42.72.
Ano: 1983 URL: http://www.repository.naturalis.nl/record/319297
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Ueber einige Coelenterata von Australien Naturalis
Stiasny, G..
I. Hydromedusen. *Olindias singularis Browne. II. Scyphomedusen. *Atolla wyvillei Haeckel. *Linuche unguiculata O. Swartz. Pelagia noctiluca Péron u. Lesueur. Cyanea capillata var. annaskala von Lendenfeld. Netrostoma coerulescens Maas. *Versura anadyomene (Maas) Mayer. Catostylus mosaicus L. Agassiz. III. Ctenophora. *Beroë cucumis Forskal. Neis cordigera Lesson. Eine kleine Sammlung Coelenterata aus den australischen und benachbarten Gewässern, die mir vom Australian Museum in Sydney zur Bearbeitung übersendet wurde, enthält die in obigem Verzeichnis genannten Species. Neue Formen sind darin nicht enthalten, wohl aber einige (5), die bisher in dem genannten Verbreitungsgebiet nicht nachgewiesen worden sind (in der Liste mit einem * bezeichnet). Als...
Tipo: Article / Letter to the editor Palavras-chave: 42.72.
Ano: 1931 URL: http://www.repository.naturalis.nl/record/317902
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Short note on three species of Ordovician Orchocladina (Demospongea, Porifera) Naturalis
Rhebergen, F..
The type and only specimen of Fibrocoelia tubantiensis Van Kempen, that was housed in the palaeontological collection of the Geological Institute of the University of Amsterdam, has been reposited in the Netherlands Centre for Biodiversity – Naturalis, Leiden, the Netherlands. Syltrochos pyramidoidalis Von Hacht, placed in an uncertain order and family by Finks & Rigby, is revised on the basis of new material. This has revealed that the skeleton is composed of spheroclones, so that the species has to be assigned to the Astylospongiidae von Zittel. The species name Carpospongia langei Von Hacht is invalid, being a junior synonym of Carpospongia pogrebowi Asatkin.
Tipo: Article / Letter to the editor Palavras-chave: Erratics; Sponges; Repository; Classification; 38.22; 42.72.
Ano: 2011 URL: http://www.repository.naturalis.nl/record/428482
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Protosuberites denhartogi spec. nov., a new name for European ‘Prosuberites epiphytum’ (Demospongiae, Hadromerida) Naturalis
Soest, R.W.M. van; Kluijver, M.J. De.
The common NE Atlantic sponge species hitherto known under the name Prosuberites epiphytum (Lamarck, 1814), is differentiated from the South Australian type and other regional specimens. Spicule size and form, although generally similar, are subtly different. Australian P. epiphytum apparently persistently overgrow the thallus of algae, possibly as part of a symbiotic association, and this is not known for European specimens. In view of these facts and taking into account the disjunct distribution, it is proposed to assign the NE Atlantic populations to a new species. The genus Prosuberites has been restricted recently to species with single long tylostyles with heads embedded in a basal spongin plate, and both P. epiphytum and the new species do not...
Tipo: Article / Letter to the editor Palavras-chave: Porifera; Netherlands; Hadromerida; Protosuberites; 42.72.
Ano: 2003 URL: http://www.repository.naturalis.nl/record/220568
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Fossil and modern sponge fauna of southern Australia and adjacent regions compared: interpretation, evolutionary and biogeographic significance of the late Eocene ‘soft’ sponges Naturalis
Łukowiak, M..
The late Eocene ‘soft’ sponge fauna of southern Australia is reconstructed based on disassociated spicules and is used to interpret the paleoecology and environmental context of shallow marine communities in this region. The reconstructed sponge association was compared with coeval sponge assemblages from the Oamaru Diatomite, New Zealand, and with the modern ‘soft’ sponge fauna of southern coastal of Australia. Based on the predominance of shallow- and moderately shallow-water species, the late Eocene assemblage is interpreted to have inhabited waters depths of about 100 m. This contrast with the spicule assemblage from New Zealand, which characterized deeper waters based on the presence of numerous strictly deepwater sponge taxa, and the absence of...
Tipo: Article / Letter to the editor Palavras-chave: Demospongiae; Homoscleromorpha; Porifera; 38.22; 42.72.
Ano: 2016 URL: http://www.repository.naturalis.nl/record/588734
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Porifera - sponzen Naturalis
Voogd, N.J. de.
Tipo: Article in monograph or in proceedings Palavras-chave: Biodiversiteit; Nederland; Sponzen; 42.72.
Ano: 2010 URL: http://www.repository.naturalis.nl/record/390391
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Mondige paddestoelkoralen Naturalis
Hoeksema, B.W..
Koralen met een losbandig leven. Dat was het onderwerp van de vorige 'Met Naturalis in zee'. Vrij levende paddestoelkoralen dus. Maar sommige soorten van die paddestoelkoralen hebben één grote mond, terwijl ander beschikking hebben over meerdere monden. Van belang als overlevingsstrategie.
Tipo: Article / Letter to the editor Palavras-chave: Koraalrifonderzoek; Indo-Pacifisch gebied; Fungiidae; 42.65; 42.72.
Ano: 2006 URL: http://www.repository.naturalis.nl/record/270354
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Observations on a living specimen of the giant hydroid Branchiocerianthus imperator Naturalis
Omori, M.; Vervoort, W..
The largest known solitary hydroid, Branchiocerianthus imperator (Allman, 1885), was first collected on June 17, 1875, with a trawl-net, off Boso Peninsula on the Pacific coast of Japan, during the Challenger Expedition; it was described as Monocaulus imperator Allman, 1885. On June 21, 1985, 110 years after its discovery, a living specimen was observed for the first time, using the submersible "Shinkai 2000". The species is a suspension feeder and a carnivore: a symbiotic shrimp was found associated with it. Recently the species has been recognized from photographs taken in deep water of the N.E. Atlantic by the French IFREMER/CEA Expedition, apparently the first Atlantic record.
Tipo: Article / Letter to the editor Palavras-chave: Cnidaria; Branchiocerianthidae; Branchiocerianthus imperator; Deep-water hydroids; Pacific and Atlantic Oceans; 42.72.
Ano: 1986 URL: http://www.repository.naturalis.nl/record/319339
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New records of the Holothurians Thyone serrifera Oestergren (Dendrochirotida) and Leptosynapta bergensis (Oestergren) (Apodida) Naturalis
Kramers, P.G.N..
During a student trip to the Trondheimsfjord (Norway) in August and September, 1967, eight specimens of this species were dredged off Kivnæbnes (63o 32' Ν, 9° 51' E), from a depth of 50 to 200 m, bottom clay with shells. The calcareous ossicles in the body wall are exactly like the illustrations in Østergren (1898) and Mortensen (1924: 235). Figures 1 to 3 show copies of figures by Østergren and Mortensen, and a drawing made from one of my preparations. Thyone serrifera seems to have been found only once before (pers. comm. Brun, Panning) viz., by Østergren, the author of the species, who dredged it in the Trondheimsfjord near Rødberg (appr. 63o 28' Ν, 10° Ε). Mortensen (1924) cited this record with addition of the depth range 200-500 m, of which the...
Tipo: Article / Letter to the editor Palavras-chave: 42.72.
Ano: 1971 URL: http://www.repository.naturalis.nl/record/318981
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On two new Sinularia species (Octocorallia: Alcyonacea) from the Moluccas Naturalis
Verseveldt, J..
The present note is based on alcyonacean material collected by Dr. Arthur G. Humes, Boston University Marine Program, Marine Biological Laboratory, Woods Hole, Massachusetts, U.S.A., while on board R/V "Alpha Helix" in the waters of the Moluccas in the spring of 1975. The corals, most of which were the hosts of copepods, were collected during the "Alpha Helix'' East Asian Bioluminescence Expedition, which was supported by the National Science Foundation (USA) under grants OFS 74 01830 and OFS 74 02888 to the Scripps Institution of Oceanography and NSF grant BMS 74 23242 to the University of California, Santa Barbara. I thank Dr. Humes for entrusting the material to me. The material is kept in the Rijksmuseum van Natuurlijke Historie, Leiden, Netherlands;...
Tipo: Article / Letter to the editor Palavras-chave: 42.72.
Ano: 1977 URL: http://www.repository.naturalis.nl/record/319032
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Ectoprocta - mosdiertjes Naturalis
Faasse, M.A..
Tipo: Article in monograph or in proceedings Palavras-chave: Biodiversiteit; Nederland; Mosdiertjes; 42.72.
Ano: 2010 URL: http://www.repository.naturalis.nl/record/391895
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Ueber Lychnorhiza malayensis Stiasny Naturalis
Stiasny, G..
Nicht ohne Zögern habe ich seinerzeit (1921) in meinen „Studien über Rhizostomeen" (2) die neue Species Lychnorhiza malayensis aufgestellt. Es lag mir damals nur ein einziges mittelgrosses Exemplar vor, das nicht geschlechtsreif war und überdies nicht alle Mundarme in normaler Ausbildung zeigte. Ein weiteres Bedenken bot der Fundort: Batavia, da doch alle bisher bekanntgewordenen Vertreter des Genus Lychnorhiza aus den brasilianischen oder westindischen Gewässern stammen. Ausschlaggebend für die Aufstellung der neuen Species war schliesslich der abweichende Typus des Gefässystems, das im Typenexemplar sehr deutlich erkennbar war und die Einreihung der neuen Art im System der Rhizostomeen ohne Schwierigkeiten ermöglichte. Seither habe ich besonders auf...
Tipo: Article / Letter to the editor Palavras-chave: 42.72.
Ano: 1932 URL: http://www.repository.naturalis.nl/record/318642
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System der Octocorallia Naturalis
Stiasny, G..
1. Ordnung ALCYONARIA (SCLERAXONIA) Unterordnung Stolonifera Familie Cornulariidae Familie Tubiporidae Unterordnung Telestacea Familie Telestidae Unterordnung Alcyonacea Familie Xeniidae Familie Alcyoniidae Familie Nephthyidae Familie Siphonogorgiidae Familie Fasciculariidae Familie Briareidae Familie Paragorgiidae Familie Suberogorgiidae Unterordnung Coralliacea Familie Coralliidae Unterordnung Melitodacea Familie Melitodidae Familie Parisididae 2. Ordnung GORGONARIA (HOLAXONIA) Familie Isididae Familie Plexauridae Familie Gorgoniidae Familie Muriceidae
Tipo: Article / Letter to the editor Palavras-chave: 42.72.
Ano: 1939 URL: http://www.repository.naturalis.nl/record/318977
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A New Species of Fungia Naturalis
Horst, C.J. van der.
Among the Fungid corals, which Dr. van Oort, the director of the Leyden Museum, has put at my disposal to examine, for which I feel extremely grateful, there were two specimens, which differ so much from all previously recorded forms, that I have no hesitation in describing them as a new species. Fungia moluccensis nov. spec. Corallum oval in shape, heavy; wall with a few slits near the periphery, otherwise solid, aboral surface concave. Margin of the corallum rounded. Upper surface much arched round the axial fossa, at the edge equally thick. Central area of the under surface densely granulated. Ribs only distinct at the periphery, unequal. The larger ones extend farther to the centrum; in the central area they continue for some distance like rows of...
Tipo: Article / Letter to the editor Palavras-chave: 42.72.
Ano: 1919 URL: http://www.repository.naturalis.nl/record/318916
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Report on a collection of Hydroida from the Caribbean region, including an annotated checklist of Caribbean Hydroids Naturalis
Vervoort, W..
INTRODUCTION The present report deals with a collection of Hydroids from the Zoological Museum, Munich, German Federal Republic (Zoologische Sammlung des Bayerischen Staates, München), collected during various expeditions in the Caribbean region. I have thought it advisable to include in this report an annotated checklist of all Hydroids that in the course of time have been recorded from the Caribbean region. The geographical boundaries of that region are discussed below. I want to express my sincere gratitude to Dr. W. Engelhardt and Dr. H. Fechter of the Zoological Museum, Munich, who have placed the valuable material at my disposal. All the material is now preserved in the Zoological Museum, Munich; some duplicates are present in the collections of the...
Tipo: Article / Letter to the editor Palavras-chave: 42.72.
Ano: 1968 URL: http://www.repository.naturalis.nl/record/317709
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Phylogeography of the Sponge Suberites diversicolor in Indonesia: insights into the evolution of marine lake populations Naturalis
Becking, L.E.; Erpenbeck, D.; Peijnenburg, K.T.C.A.; Voogd, N.J. de.
The existence of multiple independently derived populations in landlocked marine lakes provides an opportunity for fundamental research into the role of isolation in population divergence and speciation in marine taxa. Marine lakes are landlocked water bodies that maintain a marine character through narrow submarine connections to the sea and could be regarded as the marine equivalents of terrestrial islands. The sponge Suberites diversicolor (Porifera: Demospongiae: Suberitidae) is typical of marine lake habitats in the Indo-Australian Archipelago. Four molecular markers (two mitochondrial and two nuclear) were employed to study genetic structure of populations within and between marine lakes in Indonesia and three coastal locations in Indonesia,...
Tipo: Article / Letter to the editor Palavras-chave: Suberites diversicolor; Indo-Australian Archipelago; Marine lakes; Evolution; 42.72.
Ano: 2013 URL: http://www.repository.naturalis.nl/record/470571
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