The Halosaurus parvipennis lives in the bathypelagic, marine, depth range 797 - 1610 m environment.
Halosaurus parvipennis Alcock, 1892Halosaurus parvipinnis Alcock, 1900; (emendation) - Halosaurus pectoralis McCulloch, 1926 - Halosaurus radiatus Garman, 1899 - Halosaurus ridgwayiHalosauropsis ridgwayi Fowler, 1934; (valid as) More
Halosaur maloocasý in Czech (česky)