Mrs. Cora Shell(nee Rechid) is a light purple minor character in SpongeBob SquarePants. She is first seen in the episode: Mermaid Man and Barncle Boy where Fred sees his Kindergarten class picture and SpongeBob was the only sponge in Miss Shell's class. Two of her other students are Dennis and Fred. She was also seen in previous and other episodes after Party Pooper Pants as an old woman who is just a plain citizen. She made a second appearance in Party Pooper pants. She also appeared on Wigstruck, but with a different outfit. In Neptune's Spatula, she said "Holy smokes" in a deep voice and she has visible eyes and in Fools in April, SpongeBob was showing her where to find the forks. In Ghost Host, The Flying Dutchman tries to scare her. In some episodes such as The Bully, she is also seen as SpongeBob's classmate in Boating School. In All that Glitters, she smiled and stared at SpongeBob as he walks into the Krusty Krab naked.
Miss Shell is an old purple fish who wears a blue dress and has gray hair. In Party Pooper Pants, Miss Shell is yellow when shown in the picture of her kindergarten class.