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                  Charadriiformes                              

         JACANIDAE

    Jacanas. There is only one representative of this family in Argentina. Colors showy. Beak short shield. Alas rounded to spur. Fingers and very long nails used to walk on vegetation. Short-Cola. Palustre.

They feed on snails, worms and other aquatic animals. Place 4 eggs with black spots and stripes on aquatic vegetation.

    ROSTRATULIDAE

    Painted snipes. A single species in Argentina. Palustre. During the day it hides. Mimetics. Long apex with curved beak. Alas wide. Short-Cola. Fingers long.

     They feed on insects, larvae and crustaceans. Nest on the banks of streams and swamps, placing two eggs stained.

      HAEMATOPODIDAE

    Oystercatchers. Three species in Argentina. Coastal. Flight low. Beak long, narrow, red. Wings and long legs. Short-Cola.

     They feed on crustaceans, molluscs and larvae. Nest on the ground, placed where 2 or 3 eggs stained.

    RECURVIROSTRIDAE

    Avocets and Stilts. Birds coastal inland. Slim. Black and white plumage. Beak long and thin. Short-Cola. Fingers something semipalmated.
     They feed on aquatic insects and worms. Nest in the ground where they spotted 2 to 4 eggs.

    CHARADRIIDAE

    Plovers, Dotterels, and Lapwings. Birds of aquatic environments, sea coasts, lakes, streams, etc.. Head large. Beak short thickened at the tip. Three fingers forward, the fourth is rudimentary or missing. Short-Cola. Feet not so long.

     They feed on worms, snails, mollusks, crustaceans and insects. Nest in the ground where to put 2 to 4 eggs stained.

    PLUVIANELLIDAE

    Magellanic Plover. Considered formerly in the family Charadriidae. This new family, has a single representative who inhabit the coast argentina. They are somewhat larger, more slender neck and slightly longer than the Plover. Recent studies linking it with more than Sheathbills Charadriidae.

They feed on small crustaceans and other invertebrates. It nests on the ground, where they put two eggs spotted with gray background, very mimetic.

Formerly included in the Family Charadriidae
  

    SCOLOPACIDAE

    Sandpipers, Curlews and Snipes. Migratory species. Gregarious. Coastal. Flight fast. Head small. Slim. Beak and long legs. Four fingers. Alas acute.

     They feed on worms, snails and larvae. Nest in the ground where placed in 3 to 4 eggs stained.

    THINOCORIDAE          FAMILY DID NOT PAMPEANA

    Seedsnipe. It is a family of South americas own with only four species, all of them in Argentina, one of whom visit the area Pampeana in autumn and winter. Mimicry, aperdizado back. They seem doves in flight resemble Plovers. Beak , short legs and tail. Frequent fields.

     Nest in the ground where they placed four eggs stained. They feed on seeds and insects.

    CHIONIDAE

    Sheathbill. One species in Argentina. It looks like a white dove. Coastal. Beak short and thick cornea with pods at the base. Short-Cola.

     It nests among rocks or in holes in the ground, places where 2 to 3 eggs stained. Omnivores

    LARIDAE

    Gull. Bird light colors, usually white. Gregaria, De aquatic environments. Nothing. Beak with mild apical hook. Alas long and sharp. Good flying. Webbed feet.
 
     Nest in colonies. Stained place up to four eggs. They feed on fish, insects, chicks of other birds, litter, etc..

    STERNIDAE

    Tern. Aquatic environments. Recall gulls, but more slender. Dip, not swim. Beak straight, and without sharp hook. Alas long and narrow. Very short legs, webbed fingers . Cola often long and furca.

     Nest in colonies. Place 2 or 3 eggs stained. They feed mainly on fish.

Currently included in the Family Laridae

   RYNCHOPIDAE   

  Skimmer. Aquatic environments, sea coasts, rivers and inland lakes. Long Beak with maxila shorter than used to "scratch" water. Alas long and thin. Legs short, webbed fingers.
 
     Nest  in colonies. Place 3 or 4 egg cream with brown spots. They feed on fish.

Currently included in the Family Laridae