Hugo Hulsberg
Rivera Redbelly Toad
Melanophryniscus devincenzii
Sebastian Navajas
Hugo Hulsberg
Melanophryniscus devincenzii
Nora Celeste Frank
Melanophryniscus cupreuscapularis
Diego Blado
Melanophryniscus krauczuki
Smithsonian Institution, NMNH, Amphibians & Reptiles
Rhinella azarai
Roberto Guller
Argenteohyla siemersi
Diego Baldo
Scinax fontanarrosai
Diego Baldo
Physalaemus carrizorum
Chris Wood
Rhea americana
Ian K. Barker
Rhea pennata
Marcos E. Sosa
Tinamus solitarius
Juan José Chalco Luna
Crypturellus undulatus
Lars Petersson
Nothoprocta cinerascens
Andrés Terán
Eudromia formosa
Lars Petersson
Tinamotis ingoufi
Eduardo Navarro
Tinamotis pentlandii
João Vitor Andriola
Myrmecophaga tridactyla
Matías Mora
Ctenomys perrensi
Diego Caraballo
Ctenomys roigi
Pablo Fraire
Ctenomys dorbignyi
Carlos Galliari
Akodon philipmyersi
Roberto Leonan Morim Novaes
Myotis izecksohni
Emilio White
Leopardus guttulus
Sebastián Navajas
Blastocerus dichotomus
Cesar Schmitke
Leporinus amae
Andromakhe paris
Pablo Giorgis y Liliana Ciotek
Andromakhe tupi
Diapoma nandi
Pablo Giorgis y Liliana Ciotek
Diapoma obi
Facundo Luque
Astyanax dissimilis
Pascal Pepe Sjamajee Rommelaere (specieshunters)
Bryconamericus agna
Bryconamericus ikaa
Anderson Santos de Mello
Butia exilata
Lartigau
Butia noblickii
Héctor Keller
Butia poni
Walter Medina
Hippeastrum euryphyllum
Héctor Keller
Nothoscordum moconense
Héctor Keller
Cypella suffusa
Walter Medina
Cypella trimontina
Luiz Varella
Anathallis johnsonii
rlangstroth
Liolaemus azarai
Walter S. Prado
Eunectes notaeus
Ariel López
Apostolepis quirogai
Matthieu Berroneau
Hydrops caesurus
Kathviz
Apostolepis dimidiata
Leandro Malta Borges
Atractus paraguayensis
Argentinat
Atractus sp.
Sergio Marques de Souza
Chironius bicarinatus