232. Larus gelastes.
THE SLENDER-BILLED GULL.
Male 17 to 18 1/4"; 12 to 14 oz. Female 16 3/4" to 17 1/4"; 10 to 11 oz. Legs deep red. Bill deep red. Breast rosy. Mantle French grey. First quill white, tip black, and black margins on outer and inner webs. Second and third quills similar, but black on inner margins increasing. Mediterranean, Black, Caspian, and Red Seas, W. Coast of Africa, and in winter Persian Gulf and Sind. Three eggs (2.18 x 1.52), dull white, spotted and blotched dark brown and grey. (B. 1493. S.F. i. 274.)
Also L. novae hollandiae. 15". Legs and bill red. Head, neck, tail, and below white. First and second quill black, with long white mirror. Third quill tip white, followed by black bar, and then an irregular white mirror joining basal patch of white. Australia and Tasmania.
L. scopulinus. 14 1/2". Legs and bill crimson. Similar to L. novae hollandiae, but first and second quills are tipped white, and the mirrors are angularly edged, with no mirror on third quill. Chatham and Auckland Islands, N. Z.
L. hartlaubi. 14". Similar to L. scopulinus, but mirrors on first and second quills are smaller. South coast of Africa and Madagascar.
L. bulleri. 14 1/2". Legs and bill black. Head, neck, and below white. Mantle pearl-grey. First quill white, with black margins to the webs. Second and third quills similar, but with black subterminal bar. New Zealand.
Head without hood. Tail white.
Quills mostly black. Mantle dark slate.