Angaria delphinus, common name the common delphinula, is a species of sea snail, a marine gastropod mollusc of the family Angariidae.

[1] The shell of this species is variable in degree of sculpture, depending on how exposed or sheltered the environment is in which the snail lives.

The shells can reach 73 mm in size.

[2] This species is found in shallow intertidal waters, usually on rocky shorelines and in reef flats.

It is native to the Central Indo-Pacific, from Northern Australia and New Caledonia to Japan, Southeast Asia, and the Andaman Sea.