||1930 Planet of Dread in Astounding Stories of Super-Science Aug. 156/2
What they saw gave their jaded nerves an unpleasant thrill—a mass of doughy matter of a blue-green color about three feet in diameter, with something that resembled a cyst filled with transparent liquid near its center. And this thing began to flow along the rods, much as tar flows. From the mass extended a pseudopod; touched Gunga on the arm. Instantly the arm was raw and bleeding. Terrified, immovable, he writhed in angony [sic]. The pseudopod returned to the main mass, disappearing into its interior with the strip of bloody skin.