"represents a stage" is correct and usable in written English.
You can use this phrase when discussing the progress of a process or event, or when comparing a situation to a particular stage of a process or event. For example, "The current political climate represents a stage in which important decisions must be made."
It is unclear if this represents a stage of pre-domestication cultivation or if these finds are representative of wild rice gathered by foragers.
(See the exhibit "How Foundational Technologies Take Hold"). Each quadrant represents a stage of technology development.
Each round chamber is the habitat for an "archetypal" American woman who represents a stage of evolution toward modernity.
Our assessment is not the final ERAs, but the work presented in this study represents a stage of the policy process to establish final ERAs.
Shishunaga's reign, like that of his Magadhan predecessors, represents a stage in the history of the fast expansion of the Magadhan empire.
Each book represents a stage of life: childhood, youth, maturity, with all the temptations of the flesh that happened with Dido and then he goes back to — arrives in Italy and that's the Book VI.
Perhaps Mr. Stein and Ms. Marshall meant the stage of the Harvey Theater to represent a stage where performers were rehearsing.
Traditionally an academic career appears like a ladder, with each rung representing a stage in academic development.
The implication is that blobs represent a stage when the galaxies and black holes are just starting to switch off their rapid growth because of these heating processes.
"We exchanged garlands and walked around the fire seven times -- each turn representing a stage in a couple's married life," said Mr. Verma.
The front incisors were strongly developed in upper and lower jaws, and they represent a stage in the development of the familiar elephant tusks.
