"It is named after Adriaan van der Spieghel (1578-1625), Flemish anatomist 10, who first described the semilunar line. However, the hernia is thought to have been first described by a Czech anatomist Josef Tadeas Klinkosch (1734–1778) in 1764, and therefore another example of Stigler law of eponymy 3,11,12."
"There are two types of Spigelian hernia 9:"
"History and etymology"