V1017 Sgr In some publications, regarded as symbiotic, probably after inclusion in Kenyon's catalogue (Kenyon 1986), but this is not a symbiotic star. This object is a cataclysmic variable with orbital period of 5.7 days (Sekiguchi 1992).
CI Cam The optical counterpart of XTE J0421+560. Reported as symbiotic in Kholopov 1985, possibly after suggestion in Bergner et al. 1995. It is, however, a high-mass X-ray binary with a Be star donor Clark et al. 1999,Belloni et al. 1999.
Acknowledgements
We greatfully acknowledge Tim Harries, Alain Jorissen and Hans Martin Schmid for the very helpful comments on this project and for providing their unpublished results. We also thank Mike F. Bode, Estella Brandi, Scott J. Kenyon and Maciej Miko
ajewski for comments and remarks. We are especially indebted to the referee Patricia A. Whitelock for very careful reading of our manuscipt and many valuable comments and suggestions for improvements. KB would like also to thank Dr. Tomasz Bulik for help with preparation of this manuscript. RJI acknowledges the award of a PPARC Advanced Fellowship. This work has been funded by the KBN grant 2P03D02112, and by the JUMELAGE program "Astronomie France-Pologne'' of CNRS/PAN and also made use of the NASA Astrophysics Data System and SIMBAD database.
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