Invasion

Invasion Description

1st Record: Honshu/Japan/Suruga Bay (1904, USNM 17443, as Spirorbis bellulus, U.S. National Museum of Natural History 2015)

Geographic Extent

Honshu/Japan/Suruga Bay (1904, USNM 17443, as Spirorbis bellulus, U.S. National Museum of Natural History 2015); Oshoro/Japan?; Asamushi/Japan? (Knight-Jones et al. 2005)