Hansenocaris Îto, 1985 (basis of record)
Hansenocaris acutifrons Îto, 1985 (basis of record)
Hansenocaris corvinae Belmonte, 2005 (basis of record)
Hansenocaris corvinae Belmonte, 2005 (extant flag source)
Hansenocaris corvinae Belmonte, 2005 (current name source)
Hansenocaris furcifera Îto, 1989 (basis of record)
Hansenocaris hanseni (Steuer, 1905) (extant flag source)
Hansenocaris hanseni (Steuer, 1905) (current name source)
Hansenocaris hanseni (Steuer, 1905) (basis of record)
Hansenocaris itoi Kolbasov & Høeg, 2003 (basis of record)
Hansenocaris leucadea Belmonte, 2005 (basis of record)
Hansenocaris leucadea Belmonte, 2005 (current name source)
Hansenocaris leucadea Belmonte, 2005 (extant flag source)
Hansenocaris mediterranea Belmonte, 2005 (extant flag source)
Hansenocaris mediterranea Belmonte, 2005 (current name source)
Hansenocaris mediterranea Belmonte, 2005 (basis of record)
Hansenocaris pacifica Îto, 1985 (basis of record)
Hansenocaris papillata Kolbasov, Grygier, Ivanenko & Vagelli, 2007 (extant flag source)
Hansenocaris papillata Kolbasov, Grygier, Ivanenko & Vagelli, 2007 (current name source)
Hansenocaris papillata Kolbasov, Grygier, Ivanenko & Vagelli, 2007 (basis of record)
Hansenocaris rostrata Îto, 1985 (basis of record)
Hansenocaris salentina Belmonte, 2005 (basis of record)
Hansenocaris salentina Belmonte, 2005 (extant flag source)
Hansenocaris salentina Belmonte, 2005 (current name source)
Hansenocaris tentaculata Îto, 1986 (basis of record)
Proteolepas Darwin, 1854 (verified source for family)
Proteolepas hanseni Steuer, 1905 accepted as Hansenocaris hanseni (Steuer, 1905) (basis of record)
Proteolepas hanseni Steuer, 1905 accepted as Hansenocaris hanseni (Steuer, 1905) (source of synonymy)
Proteolepidae accepted as Crinoniscidae Bonnier, 1900 (source of synonymy)