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Life cycle of the temporary fish parasite, Gnathia africana (Crustacea: Isopoda: Gnathiidae).
It was found that G. africana has three larval stages, consisting of three unfed (zuphea) and three fed (praniza) stages, and the sex of the third and final praniza stage could be determined by the presence of either a testis or two ovaries in the dorsal pereon.
Host specificity of trichodinid ectoparasites of freshwater fish.
The more opportunistic species, with a broad host range, tend to be larger skin parasites, while the more specialized are smaller and usually only parasitize the gills o f their specific host.
Proleptus obtusus Dujardin, 1845 (Nematoda: Physalopteridae) from the puffadder shyshark Haploblepharus edwardsii (Scyliorhinidae) from off South Africa
The SEM study of the cephalic end revealed the presence of circumoral denticles and some oral structures not previously reported for any species of Proleptus, and represents a new host record.
Plasmodium falciparum: production and characterization of rat monoclonal antibodies specific for the sexual-stage Pfs48/45 antigen.
- W. Roeffen, K. Teelen, J. V. van As, M. vd Vegte-Bolmer, W. Eling, R. Sauerwein
- Biology, MedicineExperimental parasitology
Production and characterization of rat monoclonal antibodies specific for the sexual-stage Pfs48/45 antigen for plasmodium falciparum is described.
Gyrodactylus thlapin. sp. (Monogenea) from Pseudocrenilabrus philander philander (Weber) (Cichlidae) in the Okavango Delta, Botswana
A new species of Gyrodactylus von Nordmann, 1832 and the first monogenean reported from Botswana is described from the cichlid Pseudocrenilabrus philander philander,bringing the number of…
Fish trypanosomes from the Okavango Delta, Botswana.
During 2001 and 2002, blood smears from 37 of 120 fishes belonging to 10 species captured in the Okavango Delta region of Botswana, were found to harbour trypanosomes, likely adding another 9 new hosts to those known for this parasite.
Hepatozoon langii n. sp. and Hepatozoon vacuolatus n. sp. (Apicomplexa: Adele-orina: Hepatozoidae) from the crag lizard (Sauria: Cordylidae) Pseudocordylus langi from the North Eastern Drakensberg…
Two new haemogregarine species are described from the pe-ripheral blood of the high altitude crag lizard, Pseudocordylus langi, collected between October 2006 and April 2009 from the North Eastern Drakensberg, Eastern Free State and have maturing and mature gamonts that appear encapsulated and have narrow, curved tails.
MORPHOLOGY AND LIFE HISTORY OF PETASIGER VARIOSPINOSUS (TREMATODA: ECHINOSTOMATIDAE) IN THE FREE STATE, SOUTH AFRICA
The parasite was identified as Petasiger variospinosus (Odhner, 1910), the life cycle was experimentally completed, and stages described by the use of light and scanning electron microscopy.
Redescription of the female of Gnathia africana (Crustacea: Isopoda: Gnathiidae) from southern Africa.
A redescription of the female of the temporary fish parasite, Gnathia africana Barnard, 1914 is provided from specimens reared from final-stage G. africana praniza larvae collected from their…
Description of the previously unknown male of Argulus kosus Avenant-Oldewage, 1994 (Crustacea: Branchiura)
Individuals of both sexes have now been found associated with freshwater, estuarine and marine fishes in Lake St Lucia on the coast of northern KwaZulu/Natal.