Zobrazeno 1 - 10
of 19
pro vyhledávání: '"Kurt W. Ockelmann"'
Autor:
Kurt W. Ockelmann, Tomas Cedhagen
Publikováno v:
European Journal of Taxonomy, Iss 556 (2019)
Small usually beautifully coloured mussels from the Kattegat were to date identified as Modiolus adriaticus (Lamarck, 1819) since C.G.Johs. Petersen’s account of the shell-bearing molluscs was published in 1888. However, these mussels from Danish a
Externí odkaz:
https://doaj.org/article/6ba238c2d0474446af7d6d579448319a
Publikováno v:
Journal of the Marine Biological Association of the United Kingdom. 96:1597-1616
The anatomy ofCrenella decussata(Mytiloidea) is described. Individuals of this circumboreal species occupy granular crypts composed of sand grains held in place by mucus. The swollen basal region of the tubule is occupied by an individual, which conn
Life on wood – the carnivorous deep-sea mussel Idas argenteus (Bathymodiolinae, Mytilidae, Bivalvia)
Autor:
Kurt W. Ockelmann, Grete E. Dinesen
Publikováno v:
Marine Biology Research. 7:71-84
Deep-sea mussels associated with sunken wood are less well known in terms of anatomy, biology and evolution than their bathymodioline allies from cold seeps and hydrothermal vents. During the Danish ‘Ingolf Expedition’ (1895–96) to the Northeas
Autor:
Kurt W. Ockelmann, Anders Warén
Publikováno v:
Ophelia. 48:1-24
The protobranch bivalve genus Microgloma Sanders & Allen, 1973 includes 3 or 4 minute species, shell length 0.85–1.1 mm. They are progenetic and their systematic position proposed herein, in the Nuculanidae (Nuculanoidea), is concluded from their s
Autor:
C. Barker Jørgensen, Kurt W. Ockelmann
Publikováno v:
Ophelia. 33:67-70
The beat frequency of the lateral cilia was measured stroboscopically in young transparent specimens of the bivalves Abra nitida, Abra alba, Spisula subtruncata, Corbula gibba, Mytilus edulis and Cultellus pellucidus. The beat frequency was uniform a
Autor:
Bertil Åkesson, Kurt W. Ockelmann
Publikováno v:
Ophelia. 31:145-162
Ophryotrocha socialis n. sp. is described from laboratory cultures. Its requirements are those of a boreal and opportunistic species which does not survive at salinities below 20-25‰. It is a simultaneous hermaphrodite combining traits which otherw
Autor:
Kurt W. Ockelmann
Publikováno v:
Ophelia. 22:81-123
Ten mytilid species are described as new, viz. Modiolus (Modiolus?) nicklesi (tropical W. Africa), M. (M.) pseudobarbatus (tropical W. Africa), M. (M.) thorsoni (tropical W. Africa), Musculus (Musculus) koreanus (Sea of Japan), Rhomboidella obesa (tr
Autor:
Kurt W. Ockelmann, Kirsten Muus
Publikováno v:
Ophelia. 17:1-93
Mysella bidentata is a euryvalent species. Its distribution in the N. Oresund 3-4 months after settling is positively correlated with the density of adult Amphiura filiformis. In the laboratory, Mysella prefers to live in the oxydized layers around t
Autor:
Claus Nielsen, Kurt W. Ockelmann
Publikováno v:
Ophelia. 20:1-16
The habitats of 2 sparse populations of Lacuna parva in the northern Oresund are described. The species was cultured throughout its life cycle. It feeds on the red algae Phyllophora, Delesseria and Phycodrys. Phyllophora is the main substratum for sp
Autor:
Kurt W. Ockelmann
Publikováno v:
Ophelia. 1:121-146
The systematic position of Turtonia minuta has till now remained uncertain. However, as demonstrated in a series of comparisons, it exhibits strong affinities with the Veneracea. Similarity is particularly close with the spat of Venerupis, so that Tu