Guess The Genre #1501 (Gathered by Ken Anderson)

Octopus Red Jefferson Starship Octopus Sign Hellacopters
Octopus Gentle Giant Octopus Invasion James White
Octopus Scatter Hydro Guru Octopus West Spitznagel
Octopus Smiling Typhoon French 63 Octopus Lonesome Comics
Octopus Billie Jean Horton Octopus Restless Night

Answer: Octopus - Next is Guess the Genre #1502

Or, I don't want to guess - Show Me A List