Life cycle of the temporary fish parasite, Gnathia africana (Crustacea: Isopoda: Gnathiidae).
- Nico J Smi, L. Basson, J. V. van As
- BiologyFolia Parasitologica
- 1 June 2003
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.
- J. V. van As, L. Basson
- Environmental Science, BiologyParasitology Today
- 1 March 1987
Proleptus obtusus Dujardin, 1845 (Nematoda: Physalopteridae) from the puffadder shyshark Haploblepharus edwardsii (Scyliorhinidae) from off South Africa
- F. Moravec, J. V. van As, I. Dyková
- BiologySystematic Parasitology
- 1 November 2002
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
- BiologyExperimental parasitology
- 2001
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
- K. Christison, A. Shinn, J. V. van As
- BiologySystematic Parasitology
- 1 March 2005
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.
- Nico J. Smit, J. V. van As, A. Davies
- BiologyFolia Parasitologica
- 1 December 2004
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…
- J. V. van As, A. Davies, Nico J. Smit
- BiologyZootaxa
- 22 January 2013
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.
Observations on Babesiosoma mariae (Apicomplexa: Dactylosomatidae) from the Okavango Delta, Botswana.
- Nico J. Smit, J. V. van As, A. Davies
- BiologyFolia Parasitologica
- 1 March 2003
A dactylosomatid found in Botswana during a two-year study of the parasites of freshwater fishes of the Okavango Delta system is reported, and initial observations suggest that the parasite is B. mariae and B. hannesi.
MORPHOLOGY AND LIFE HISTORY OF PETASIGER VARIOSPINOSUS (TREMATODA: ECHINOSTOMATIDAE) IN THE FREE STATE, SOUTH AFRICA
- P. H. King, J. V. van As
- BiologyJournal of Parasitology
- 1 April 2000
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.
- Nico J Smi, J. V. van As, L. Basson
- BiologyFolia Parasitologica
- 2002
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…
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