The Melody Web what each genre heard, and what it passed on

heard passed on Click or tap a node to recenter. Use a connecting line, or Influence, for the story.

Heard

Jazz genre · 1910–

Progressive rock takes jazz’s odd meter, extended chord color, and open improvising span and writes them as composed rock suites.

Influence
Psychedelic rock style · 1966–1969

Prog keeps psychedelia’s license to stretch a side and to treat the studio as a tool, then composes the stretch: meters, reprises, and ensemble virtuosity replace drone and jam as…

Influence
Rock genre · 1964–

Progressive rock is a rock style: the electric band and album market, aimed at long form and technique rather than the two-minute single.

Influence

Progressive rock

style · 1969–1978

Also called prog, prog rock

Kind of Rock

Late-1960s–70s rock whose job is technique and long form: odd meters, suites, virtuoso ensemble, and composed development (King Crimson, Yes, Genesis, ELP, later Rush). It is a style of rock, not an alias of Art rock and not a parent of Progressive metal. Art rock is the neighboring artwork stance (album as designed object). This file is the chops-and-suite school. Punk treats the pretension as the enemy; that refusal is not an outgoing hop. Romanticism and baroque leftover as concert-music bins, not parents. Art-rock is a sibling artwork stance, not a parent or child. Jazz-fusion leftover as a 1969 sibling meeting. Canterbury leftover as a wing on this node. Post-rock leftover as a 1990s long-form bin. Neo-prog stays on this node.

Listen

  1. 21st Century Schizoid Man King Crimson (1969) YouTube · Spotify · Amazon
  2. Epitaph King Crimson (1969) YouTube · Spotify · Amazon
  3. Roundabout Yes (1971) YouTube · Spotify · Amazon
  4. Close to the Edge Yes (1972) YouTube · Spotify · Amazon
  5. Supper's Ready Genesis (1972) YouTube · Amazon
  6. Firth of Fifth Genesis (1973) YouTube · Spotify · Amazon
  7. Karn Evil 9 Emerson, Lake & Palmer (1973) YouTube · Spotify · Amazon
  8. Tarkus Emerson, Lake & Palmer (1971) YouTube · Spotify · Amazon
  9. Tom Sawyer Rush (1981) YouTube · Spotify · Amazon
  10. Xanadu Rush (1977) YouTube · Spotify · Amazon

Passed on

Progressive metal style · 1986–

Progressive metal keeps metal’s guitar-hero unit and imports prog’s job: odd meters, through-composed form, extended harmony, and virtuosity as a public value.

Influence

Jazz → Progressive rock

meter and grooveharmonyperformance practicestrength: mediumscholarly consensus1969–1973recordingoral

Mechanism

Progressive rock takes jazz’s odd meter, extended chord color, and open improvising span and writes them as composed rock suites. Strength medium. Psychedelic long form remains the heavier parent. Jazz-fusion is a sibling 1969 meeting, not this parent. Romanticism and baroque leftover as concert-music bins, not genre parents.

Evidence

Crimson and Canterbury (Soft Machine) against jazz-meter and solo-section practice (Grove, Starr).

Debate

Whether this is already fusion. The Miles/Mahavishnu rock-kit job is fusion’s; the Yes/Genesis/Crimson suite job is progressive rock’s.

Mediators

artist: King Crimson; artist: Soft Machine

Psychedelic rock → Progressive rock

form and structuretimbre and productionharmonystrength: highwell documented1968–1972recording

Mechanism

Prog keeps psychedelia’s license to stretch a side and to treat the studio as a tool, then composes the stretch: meters, reprises, and ensemble virtuosity replace drone and jam as the default. Crimson’s first record is the usual hinge. Strength high. Floyd’s later albums sit on Art rock for artwork stance; the long-form craft still runs through this path.

Evidence

In the Court of the Crimson King; late-1960s UK psychedelia’s move into named prog bands (Starr, Grove).

Debate

Whether Floyd is prog or art rock. The corpus splits by job: this edge is technique and long form; psychedelic rock art rock is the album-as-work path.

Mediators

artist: King Crimson; artist: Pink Floyd

Rock → Progressive rock

instrumentationform and structureperformance practicestrength: highscholarly consensus1969–1974recording

Mechanism

Progressive rock is a rock style: the electric band and album market, aimed at long form and technique rather than the two-minute single. Taxonomically it is a child of Rock. Strength high.

Evidence

1969–72 Crimson, Yes, and Genesis records sold as rock, not as concert music (Starr, Grove).

Debate

Whether prog “leaves” rock. The corpus keeps it as a style: the ensemble is still a rock band. Art rock is the neighboring artwork stance, not this edge.

Mediators

artist: King Crimson; artist: Yes

Progressive rock → Progressive metal

form and structuremeter and grooveharmonyperformance practicestrength: highwell documented1986–1992recording

Mechanism

Progressive metal keeps metal’s guitar-hero unit and imports prog’s job: odd meters, through-composed form, extended harmony, and virtuosity as a public value. Rush/Yes/Crimson are the usual named donors in the 1986–92 U.S. records. Strength high on this child. Taxonomy stays under Heavy metal; this is influence, not “kind of 1970s prog.”

Evidence

Queensrÿche concept form; Dream Theater’s meter-and-suite grammar; Grove’s explicit prog-rock donor. Walser’s 1980s virtuoso rhetoric is the metal-side condition.

Debate

Whether any long metal song is “prog.” The corpus requires the rhythmic and formal job, not fantasy lyrics alone (that can be Power metal).

Mediators

artist: Queensrÿche; artist: Dream Theater