The Juventus striker had widely been expected to be missing from the party to Brazil, with his impressive form in Italy this season not enough to convince Sabella to bring him back from international exile.
Franco Di Santo and Rodrigo Palacio are both included alongside captain Lionel Messi in the forward positions, while Atletico Madrid loanee Jose Sosa earns a more surprising call-up.
Squad in full:
Goalkeepers: Sergio Romero (Monaco*), Mariano Andujar (Catania*), Agustin Orionu (Boca)
Defenders: Ezequiel Garay (Benfica), Federico Fernandez (Napoli), Pablo Zabaleta (Manchester City), Marcos Rojo (Sporting), Jose Maria Basanta (Monterrey), Hugo Campagaro (Inter), Nicolas Otamendi (Atletico Mineiro*), Martin Demichelis (Manchester City), Gabriel Mercado (River), Lisandro Lopez (Getafe*)
Midfielders: Fernando Gago (Boca*), Lucas Biglia (Lazio), Javier Mascherano (Barcelona), Ever Banega (Newell's*), Angel Di Maria (Real Madrid), Maximiliano Rodriguez (Newell's), Ricardo Alvarez (Inter), Augusto Fernandez (Celta), Enzo Perez (Benfica), Jose Sosa (Atletico Madrid*), Fabian Rinaudo (Catania)
Forwards: Sergio Aguero (Manchester City), Lionel Messi (Barcelona), Gonzalo Higuain (Napoli), Ezequiel Lavezzi (Paris Saint-Germain), Rodrigo Palacio (Inter), Franco Di Santo (Werder Bremen)
(*Denotes on loan to club)