Squalus philippinus explained

Squalus philippinus is an invalid scientific name for two species:

• Port Jackson shark, Squalus philippinus Shaw, 1804 is a junior synonym to its accepted scientific name Heterodontus portusjacksoni
• Philippines spurdog, Squalus philippinus Smith and Radcliffe 1912 is a junior synonym to its accepted scientific name Squalus montalbani