Marginella (Insulamarginella) spinacia Gofas & F. Fernandes, 1988· accepted, alternate representation Marginella spinacia is a species of sea snail, a marine gastropod mollusk in the family Marginellidae, the margin snails.

[1] The shell of Marginella spinacia is quite small, measuring around 6mm to 9mm.

[2][3] The external color of the shell is generally brown, with intricate patterns of red and white that follow the paucispiral's rim.

[4] The brown areas have horizontal symmetrical rows of dots, and/or vertical oscillating lines.

This species occurs in the Atlantic Ocean off São Tomé and Príncipe.