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Article
Abstracts
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Article
Aspects of the phylogeny of Platyhelminthes based on 18S ribosomal DNA and protonephridial ultrastructure
DNA studies of 23 taxa (20 platyhelminths, 1 nemertean, Homo and Artemia) and electron-microscopic studies of the protonephridia of many platyhelminths (supported by some additional ultrastructural data) have led...
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Chapter and Conference Paper
Aspects of the phylogeny of Platyhelminthes based on 18S ribosomal DNA and protonephridial ultrastructure
DNA studies of 23 taxa (20 platyhelminths, 1 nemertean, Homo and Artemia) and electron-microscopic studies of the protonephridia of many platyhelminths (supported by some additional ultrastructural data) have led...
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Article
Ultrastructure of the protonephridial system of regenerating Stenostomum sp. (Plathelminthes, Catenulida)
The ultrastructure of the flame bulbs, protonephridial capillaries and duct of fully developed and regenerating Stenostomum sp. is described. Flame bulbs are formed by a single cell whose nucleus is located basal...
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Article
Calicotyle australiensis n. sp. and Calicotyle sp. (Monogenea, Monopisthocotylea) from the rectum and rectal glands, and Rugogaster hydrolagi Schell, 1973 (Trematoda, Aspidogastrea) from the rectal glands of holocephalans off the coast of southeastern Australia
Calicotyle australiensis n. sp. from Chimaera sp., caught off the coast of New South Wales, is described. It differs from the other species of the genus in the combination of the following characteristics: lengt...
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Article
Ultrastructure of spermatogenesis and sperm ofMulticotyle purvisi (Plathelminthes, Aspidogastrea)
The ultrastructure of spermatogenesis is described for the first time in an aspidogastrean. The zone of differentiation which is usually formed during digenean spermiogenesis was not observed inMulticotyle purvis...
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Article
Secondary sensory receptor in a platyhelminth
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Article
At least eight types of sense receptors in an endoparasitic flatworm: a counter-trend to sacculinization
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Article
Gill Monogenea of deepwater and surface fish in southeastern Australia
The faunas of gill Monogenea of marine teleost fishes in deep and surface waters of southeastern Australia are compared, based on extensive surveys: 1563 fish (66 or 67 species, 35 families, 15 orders) in deep...
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Article
Ultrastructure of flame cells and protonephridial capillaries of Craspedella and Didymorchis (Plathelminthes, Rhabdocoela)
The ultrastructure of the flame cells and protonephridial capillaries of the Rhabdocoela Craspedella sp. and Didymorchis sp., ectocommensals on the freshwater crayfish Cherax destructor in eastern Australia is de...
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Article
Differences in species diversity of Monogenea between the Pacific and Atlantic Oceans
Data from five extensive surveys each in the Pacific and Atlantic Oceans show that relative species diversity (number of parasite species per host species) of gill Monogenea of coastal marine fishes is greater...
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Article
Increased viviparity of marine parasites at high latitudes
For the first time, Thorson's rule, that non-pelagic development increases with latitude, is shown to apply to a group of marine parasites. Relative and absolute numbers of species of viviparous Monogenea, gil...
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Article
Subsurface sense receptors in the larva of Austramphilina elongata Johnston, 1931 (Amphilinidea)
The ultrastructure of tegumental and subtegumental receptors in the larva of Austramphilina elongata is described. The receptors are terminal swellings of dendrites and contain numerous small vesicles and neurofi...
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Article
Two ciliate sense receptors in the larva of Austramphilina elongata Johnston, 1931 (Amphilinidea)
The ultrastructure of a uniciliate and a quadruciliate receptor in the anterior end of the larva of Austramphilina elongata is described on the basis of serial sections. The uniciliate receptor has numerous branc...
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Article
Ecology of marine parasites
Important ecological aspects of marine parasites are discussed. Whereas effects of parasites on host individuals sometimes leading to death are known from many groups of parasites, effects on host populations ...
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Article
Zoogeography of marine parasites
Latitudinal gradients in species numbers of marine parasites, differences between the Atlantic and Indo-Pacific Oceans, latitudinal gradients in frequency and intensity of infection, in host range and specific...
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Article
Population dynamics of two snail species, Planaxis sulcatus and Cerithium moniliferum, and their trematode species at Heron Island, Great Barrier Reef
The population dynamics of the prosobranch snail Planaxis sulcatus and its trematode parasites on 600 m of beachrock on the southern side of Heron Island, Great Barrier Reef, were studied. Populations of Planaxis
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Article
Niche width of parasites in species-rich and species-poor communities
Niche width of ectoparasites of marine fishes, as measured by host range and microhabitat width, is not affected by the number of species in a community. There is no reduction in species numbers of Monogenea d...
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Article
Host specificity indices of parasites and their application
Indices are defined which describe host specificity of parasites but can be applied to any association between organisms. The indices are used to analyze latitudinal differences in host specificity of marine M...
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Article
Diversity gradients of marine Monogenea in the Atlantic and Pacific Oceans
The number of species of Monogenea per marine fish species increases from high to low latitudes, but is much greater in the Pacific Ocean. It is suggested that the differences are due to the more advanced evol...