COLLATION OF EDITIONS. 



This Work was issued in two Editions: the First commence! 

 October 1885, and the Second April 1891, both Editions ending 

 simultaneously ; the Plates in Volume VI. appeared as follows : — 



1st Edition. 2nd Edition. 



PART PAIiT 



1. Black Tern XXVIII. Sept, 1894. XXVIII. Sept.1894. 



2. White-winged Black XXIX. Nov. 1894. XXIX. Nov. 1894. 



Tern. 



3. Whiskered Tern .... XXVIIT. Sept.1894. XXVIII. SepU894. 



4. Gull-billed Tern ... . XXIX. Nov. 1894. XXIX. Xov. 1894. 



5. Caspian Tern XXVIII. Sept.1894. XXVIII. Sept.1894. 



6. Sandwich Tern XXIX. Nov. 1894. XXIX. Nov. 1894. 



7. Roseate Tern XXVIII. Sept.1894. XXVIII. Sept.1894. 



8. Common Tern XX. Dec. 1891. XIV. J.dy 1892. 



9. AkcticTern XX VIII. Sept. 1894. XXVIII. Sept.1894. 



10. Little Tern XXIX. Nov. 1894. XXIX. Nov. 1894. 



11. Sooty Tern XXXIII. Nov. 1896. XXXIII. Nov. 1896. 



12. Lesser Sooty Tern XXXV. Nov. 1897. XXXV. Nov. 1897. 



13. Noddy Tern XXIX. Nov. 1894. XXIX. Nov. 1894. 



14. Sabine's Gull XX. Dec. 1891. XIV. July 1892. 



15. Cuneate-tailedGull. . XXIII. Mar. 1893. XX. Mar. 1893. 



16. „ „ „ . . XXVII. Dec. 1893. XXVI. Dee. 1893. 



17. Bonaparte's Gull XXIX. Nov. 1894. XXIX. Nov. 1894. 



18. Little Gull „ „ „ „ 



19. Black-headed Gull . . XXI. Aug. 1892. XV. Aug. 1892. 



20. Mediterranean Black- XXXI. June 1895. XXXI. June 1895. 



headed Gull. 



21. Great Black-headed XXIV. June 1893. XXIII. July 1893. 



Gull. 



22. Common Gull XX. Dec. 1891. XIV. July 1892. 



23. Herring-Gull XXIII. Mar. 1893. XX. Mar. 1893. 



24. Lesser Black-backed „ „ „ „ 



Gull. 



25. Great Black-backed XXV. Oct. 1893. XXIV. Oct. 1893. 



Gull. 



2G. Glaucous Gull XXIII. Mar. 1893. XX. Mar. 1893. 



27. „ „ XXVII. Dec. 1893. XXVI. Dec. 1893. 



28. Iceland Gull XXVI. Nov. 1893. XXV. Nov. 1893. 



29. Kittiwake XXIV. June 1893. . XXIII. July 1893. 



