River Siren Productions
From the Audiovisual Identity Database, the motion graphics museum
Background
This is Cybill Shepherd's vanity plate.
(January 2, 1995-July 13, 1998)
Logo: On a white background, we see a blue river that moves. Inside it was the light blue text "River Siren Productions" in a cursive font.
Variant: On early episodes, the logo is still.
Technique: CGI animation.
Music/Sounds: The end theme of the show or a CBS generic theme on original airings.
Availability: Seen on Cybill.