XXX. 



REFERENCE TO PLATE XXXIX. 



TERNS. 

 (Accidentally omitted from p. 393 of the text.) 



A. Little Tern, immature male, transitional first autumn to winter-plumage. 



B. Common Tern, adult female, nuptial plumage. 



C. Common Tern, adult male, nuptial plumage. 



D. Little Tern, adult female, nuptial plumage. 



E. Arctic Tern, adult female, transitional nuptial to winter-plumage. 



NOTANDUM. 



Information regarding recent occurrences of the rarer British aquatic 

 birds, which during the preparation of this volume has been inadvertently 

 omitted from the text, will be found in the Addendum. 



