It was a bold move by coach Jorge Sampaoli as Aguero underwent a knee surgery in mid-April and was included in the Argentina squad despite doubts about his fitness, while Higuain has been scoring regularly for Juventus.
Lionel Messi was named as captain for the South Americans in a line of three behind Aguero, and alongside Maximiliano Meza and Angel Di Maria.
Aron Gunnarsson was confirmed as Iceland's captain, dispelling any doubts about the feisty defensive midfielder's fitness.
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(Reporting by Brian Homewood; editing by Ken Ferris)
