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Lagopus lag opus, Willow ptarmigan 122 



Lagopus mutus, Rock ptarmigan 123 



Family Gruidae 129 



Grus canadensis, Sandhill crane 129 



Family Rallidae 130 



Fulica americana, American coot 130 



Family Haematopodidae 130 



Haematopus bachmani, Black oystercatcher 130 



Family Charadriidae 132 



Charadrius dubius, Little ringed plover 132 



Charadrius semipalmatus, Semipalmated plover 132 



Pluvialis dominica, American golden plover 133 



Squatarola squatarola, Black-bellied plover 134 



Aphriza virgata, Surfbird t 135 



Arenaria interpres, Ruddy turnstone 135 



Arenaria melanocephala, Black turnstone 136 



Family Scolopacidae 137 



Capella gallinago, Common snipe 137 



Numenius phaeopus, Whimbrel 138 



Numenius tahitiensis, Bristle-thighed curlew 138 



Actitis macularia, Spotted sandpiper 138 



Tringa glareola, Wood sandpiper 139 



Heteroscelus incanum, Wandering tattler 139 



Totanus melanoleucus, Greater yellowlegs 140 



Totanus flavipes, Lesser yellowlegs 141 



Calidris canutus, Knot 141 



Erolia ptilocnemis, Rock sandpiper 141 



Erolia acuminata, Sharp-tailed sandpiper 146 



Erolia melanotos, Pectoral sandpiper 146 



Erolia bairdii, Baird's sandpiper 147 



Erolia minutilla, Least sandpiper 147 



Erolia alpina, Dunlin 150 



Limnodromus griseus, Short-billed dowitcher 150 



Ereunetes pusillus, Semipalmated sandpiper 152 



Ereunetes mauri, Western sandpiper 152 



Limosa fedoa, Marbled godwit 153 



Limosa lapponica, Bar-tailed godwit 153 



Limosa haemastica, Hudsonian godwit 154 



Crocethia alba, Sanderling 154 



Family Phalaropodidae 155 



Phalaropus fulicarius, Red phalarope 155 



Lobipes lobatus, Northern phalarope 156 



Family Stercorariidae 1°7 



Stercorarius pomarinus, Pomarine jaeger 157 



Stercorarius parasiticus, Parasitic jaeger 159 



Stercorarius longicaudus, Long-tailed jaeger 161 



Family Laridae 162 



Larus hyperboreus, Glaucous gull • • • ■ • I 62 



Lay-us glaucescens, Glaucous-winged gull ■ 165 



Larus schistisagus, Slaty-backed gull ,. 171 



Larus argentatus, Herring gull I 71 



Larus delawarensis, Ring-billed gull 172 



Larus canus, Mew gull 



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