The phrase "an archetypal case" is correct and usable in written English.
It can be used to refer to a typical example or model of a particular phenomenon or category.
Example: "The study of this ancient civilization provides an archetypal case of how societies evolve over time."
Alternatives: "a quintessential example" or "a prototypical instance".
A system in which either a purely screw or a purely edge dislocation crosses Ni3Al nanophases with L12 order in a Ni single crystal is employed as an archetypal case for strengthened fcc alloys.
The film's most remarkable achievement is its presentation of Lilya's story as both an archetypal case study and a personal drama whose spunky central character you come to care about so deeply that at each step toward her ruination you want to cry out a warning (Holden).
R v Hopley was used as an archetypal case for legal commentaries about corporal punishment until physical discipline was officially banned in British schools well over a century later.
The Washington Post reported recently on an archetypal case in Arkansas: a policeman who attended a Ku Klux Klan meeting and who persistently engaged in violent misconduct against people of color, culminating in the shooting death of a 15-year-old black child.
This paper presents an archetypal example, including analysis and mitigating intervention, based on the real case study of a bell tower.
This has established DNA methylation as an archetypal example of an epigenetic modification.
The genome of C. intestinalis provides an archetypal example of the gene body methylation pattern.
She gave a rather brilliant description of the archetypal case: a member of the comfortably rich deciding not to give money to the poor, but to comfort himself instead with a Twitter rant calling Michael Gove a "vile, reptilian Tory scumbag", before popping off for a caramel macchiato with some pals from the BBC.
Unintentionally, Mayor Giuliani has given us a clue to this problem by pointing to Augustine as the archetypal case of a changed life.
The archetypal case is an African-American man 20 to 40 years old who is socially active and lives in a cluster of Brooklyn neighborhoods: Bedford-Stuyvesant, Brownsville, Bushwick, Clinton Hill, Crown Heights, Downtown Brooklyn, Dumbo, East New York, Prospect Heights and Williamsburg.
The mayor of London and his bike hire scheme in the capital, is, arguably, the archetypal case study for advocates of the mayoral model.
