Major Seventh	DM7 [D-F♯-A-C♯]
Dominant Seventh	D7 [D-F♯-A-C]
minor Seventh	Dm7 [D-F-A-C]
half-diminished Seventh	DØ7 or D7♭5 [D-F-A♭-C]
fully-diminished Seventh	DO7 [D-F-A♭-C♭(B)]
diminished Major Seventh	DOM7 [D-F-A♭-C♯]
minor-Major Seventh	DmM7 [D-F-A-C♯]
Augmented Seventh or Dominant 7♯5	D+7 or D7♯5 [D-F♯-A♯-C]
Augmented-Major Seventh	D+M7 or DM7♯5 [D-F♯-A♯-C♯]