A.  Coomans, Vandekerckhove, T. T. M., and Claeys, M., ?Transovarial transmission of symbionts in Xiphinema brevicollum (Nematoda : Longidoridae)?, NematologyNematology, vol. 2, pp. 443-449, 2000.

A.  Coomans, ?Nematode systematics: past, present and future?, NematologyNematology, vol. 2, pp. 3-7, 2000.

A.  Coomans, ?Synthesis?, NematologyNematology, vol. 2, pp. 123-123, 2000.

G.  Borgonie, Jacobsen, K., and Coomans, A., ?Embryonic lineage evolution in nematodes?, NematologyNematology, vol. 2, pp. 65-69, 2000.

W.  Bert and Geraert, E., ?Nematode species of the order Tylenchida, new to the Belgian Nematofauna with additional morphological data?, Belgian Journal of ZoologyBelgian Journal of Zoology, vol. 130, pp. 47-57, 2000.

V. V.  Yushin and Coomans, A., ?Ultrastructure of sperm development in the free-living marine nematodes of the family Chromadoridae (Chromadorida : Chromadorina)?, NematologyNematology, vol. 2, pp. 285-296, 2000.

T. T. M.  Vandekerckhove, Willems, A., Gillis, M., and Coomans, A., ?Occurrence of novel verrucomicrobial species, endosymbiotic and associated with parthenogenesis in Xiphinema americanum-group species (Nematoda, Longidoridae)?, International Journal of Systematic and Evolutionary MicrobiologyInternational Journal of Systematic and Evolutionary Microbiology, vol. 50, pp. 2197-2205, 2000.

B.  Vancoppenolle, Claeys, M., Borgonie, G., Tytgat, T., and Coomans, A., ?Evaluation of fixation methods for ultrastructural study of Caenorhabditis elegans embryos?, Microscopy Research and TechniqueMicroscopy Research and Technique, vol. 49, pp. 212-216, 2000.

T.  Tytgat, De Meutter, J., Gheysen, G., and Coomans, A., ?Sedentary endoparasitic nematodes as a model for other plant parasitic nematodes?, NematologyNematology, vol. 2, pp. 113-121, 2000.

Y. L.  Peng and Coomans, A., ?Three species of Tobrilidae (Nematoda : Enoplida) from Li River at Guiling, China?, HydrobiologiaHydrobiologia, vol. 421, pp. 77-90, 2000.

D.  Mounport, Baujard, P., De Ley, P., Van de Velde, M. C., Coomans, A., and Baldwin, J. G., ?Ultrastructural variation of cuticular layers in Cephalobinae (Nemata : Rhabditida)?, Journal of NematologyJournal of Nematology, vol. 32, pp. 13-19, 2000.

E.  Karanastasi, Decraemer, W., Brown, D., and Universiteit, G., ?Ultrastructure of the body cuticle of trichodorid nematodes and comparison with other nematode taxa (Trichodoridae, Triplonchida)?, in 52nd International Symposium on Crop Protection, Pts I and Ii, Proceedings, vol. 65, 2000, pp. 515-521.

W.  Decraemer and Marais, M., ?A new Trichodorus species from South Africa with notes on T-vandenbergae (Triplonchida : Diphtherophorina)?, Annales ZoologiciAnnales Zoologici, vol. 50, pp. 193-203, 2000.

W.  Decraemer and Gourbault, N., ?New species of Metepsilonema (Nemata, Epsilonematidae) from the Channel and the Mediterranean Sea with a polytomous key for the identification of species of the genus?, HydrobiologiaHydrobiologia, vol. 429, pp. 25-47, 2000.

W.  Decraemer and Gourbault, N., ?New species of Leptepsilonema and Polkepsilonema (Nemata, Epsilonematidae)?, Cahiers de Biologie MarineCahiers de Biologie Marine, vol. 41, pp. 25-46, 2000.

J.  De Meutter, Tytgat, T., Gheysen, G. D. C., Coomans, A., Gheysen, G. D. R., and Universiteit, G., ?Isolation and characterization of pharyngeal secretions from Heterodera schachtii stage 2 juveniles?, in 52nd International Symposium on Crop Protection, Pts I and Ii, Proceedings, vol. 65, 2000, pp. 523-525.