Silas Plankton
Silas Plankton
Physical appearance
Gender: Male
Color: Deep green
Eye color: Red
Classification: Plankton
Siblings: Gordon Plankton
Children: Possibly Clem and Marvin
Parents: Ella Plankton
Grandparents: Seymour and Basia
Uncles: Alvin
Nephews: Sheldon J. Plankton
Series information
Appearance: A Plankton Family Tree
List of characters

Silas Plankton is the Sheldon J. Plankton's uncle who appears in the comic A Plankton Family Tree.


He is deep green in color and roundish, has two eyes, two antennae, buck teeth, and a faint tail.

Role in the comic

He is only in the comic as a picture and represantion of Plankton's family tree.

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