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Published online by Cambridge University Press: 24 August 2009
* Austria, Belgium, Denmark, France, Federal Republic of Germany, Greece, Ireland, Italy, Liechtenstein, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland, Turkey, United Kingdom, and Finland.
† See the account by E. J. Ausems, published in our Summer issue of this year (Environmental Conservation, 7 (2), pp. 143–4, 1980).—Ed.