News and Notes — W Eb E Xtra
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NEWS AND NOTES — W EB E XTRA The following genera were proposed in 2005 by J.-M. Pons, A. Hassanin, and P.-A. Crochet in a taxonomic revision of the gull family: “Phylogenetic relationships within the Laridae (Charadriiformes: Aves ) inferred from mitochondrial markers” (Molecular Phylogenetics and Evolution 37:686–699). Larus (“white-headed” group) Gray-hooded Gull C. cirrocephalus Heermann’s Gull L. heermanni Hartlaub’s Gull C. hartlaubii Mew Gull L. canus Ring-billed Gull L. delawarensis Ichthyaetus (“black-headed” group) California Gull L. californicus Relict Gull I. relictus Herring Gull L. argentatus Audouin’s Gull I. audouinii American Herring Gull L. smithsonianus Mediterranean Gull I. melanocephalus Yellow-legged Gull L. michahellis Great Black-headed Gull I. ichthyaetus Caspian Gull L. cachinnans Sooty Gull I. hemprichii Armenian Gull L. armenicus White-eyed Gull I. leucophthalmus Thayer’s Gull L. thayeri Iceland Gull L. glaucoides Leucophaeus (“hooded” group) Lesser Black-backed Gull L. fuscus Laughing Gull L. atricilla Slaty-backed Gull L. schistisagus Franklin’s Gull L. pipixcan Yellow-footed Gull L. livens Lava Gull L. fuliginosus Western Gull L. occidentalis Gray Gull L. modestus Glaucous-winged Gull L. glaucescens Dolphin Gull L. scoresbii Glaucous Gull L. hyperboreus Great Black-backed Gull L. marinus Hydrocoloeus Kelp Gull L. dominicanus Little Gull H. minutus Ross’s Gull H. roseus Larus (“band-tailed” group) Pacific Gull L. pacificus Saundersilarus Olrog’s Gull L. atlanticus Saunders’s Gull S. saundersi Belcher’s Gull L. belcheri Black-tailed Gull L. crassirostris Xema Sabine’s Gull X. sabini Chroicocephalus (“masked” group) Slender-billed Gull C. genei Pagophila Bonaparte’s Gull C. philadelphia Ivory Gull P. eburnea Red-billed Gull C. scopulinus Silver Gull C. novaehollandiae Creagrus Black-billed Gull C. bulleri Swallow-tailed Gull C. furcatus Andean Gull C. serranus Brown-hooded Gull C. maculipennis Rissa Black-headed Gull C. ridibundus Black-legged Kittiwake R. tridactyla Brown-headed Gull C. brunnicephalus Red-legged Kittiwake R. brevirostris 23w1 BIRDING • SEPTEMBER/OCTOBER 2006.