Acanthotanais Kussakin, 1967 accepted as Paratanais Dana, 1853 (source of synonymy)
Apseudes nipponicus Shiino, 1937 (taxonomy source)
Collettea Lang, 1973 (original description)
Collettea antarctica (Vanhöffen, 1914) (new combination reference)
Collettea cylindrata (Sars, 1882) (new combination reference)
Collettea larviformis (Kudinova-Pasternak, 1973) (new combination reference)
Collettea minima (Hansen, 1913) (new combination reference)
Collettea vermiformis (Lang, 1971) (new combination reference)
Hargeria Lang, 1973 (original description)
Hargeria rapax (Harger, 1879) (new combination reference)
Heterotanais Sars, 1882 (taxonomy source)
Heterotanais melacephala Fee, 1927 accepted as Heterotanais groenlandicus Hansen, 1913 (source of synonymy)
Leptochelia Dana, 1849 (taxonomy source)
Leptochelia ignota (Chilton, 1885) accepted as Chondrochelia ignota (Chilton, 1885) (new combination reference)
Leptochelia kroyeri (Kossmann, 1880) accepted as Leptochelia dubia (Krøyer, 1842) accepted as Chondrochelia dubia (Krøyer, 1842) (new combination reference)
Leptochelia longichelipes (Lang, 1973) (new combination reference)
Leptocheliidae Lang, 1973 (original description)
Leptocheliinae Lang, 1973 (taxonomy source)
Paratanaidae Lang, 1949 (taxonomy source)
Paratanais barnardi (Brown, 1957) accepted as Leptochelia barnardi Brown, 1957 (new combination reference)
Paratanais oculatus (Vanhöffen, 1914) (new combination reference)
Pseudoleptochelia Lang, 1973 (original description)
Pseudoleptochelia anomala (Sars, 1882) (new combination reference)
Pseudoleptochelia antarctica (Lang, 1953) accepted as Leptochelia antarctica (Lang, 1953) (new combination reference)
Pseudoleptochelia filum (Stimpson, 1853) accepted as Pseudonototanais filum (Stimpson, 1853) (new combination reference)
Pseudoleptochelia inermis (Dollfus, 1898) accepted as Leptochelia inermis Dollfus, 1898 (new combination reference)
Pseudoleptochelia magna (Smith, 1906) accepted as Pseudoleptochelia anomala (Sars, 1882) (new combination reference)
Pseudoleptochelia mercantilis (Smith, 1906) accepted as Leptochelia mercantilis Smith, 1906 (new combination reference)
Pseudoleptochelia mergellinae (Smith, 1906) accepted as Leptochelia mergellinae Smith, 1906 (new combination reference)
Pseudoleptochelia mortenseni Lang, 1973 accepted as Leptochelia mortenseni (Lang, 1973) (original description)
Pseudoleptochelia provincialis (Dollfus, 1898) accepted as Parakonarus provincialis (Dollfus, 1898) (new combination reference)
Pseudonototanais Lang, 1973 (original description)
Pseudonototanais (Pseudonototanais) Lang, 1973 accepted as Pseudonototanais Lang, 1973 (taxonomy source)
Pseudoparatanais Lang, 1973 (original description)
Pseudoparatanais batei (Sars, 1882) (new combination reference)
Strongylura Sars, 1882 accepted as Collettea Lang, 1973 (taxonomy source)
Tanais longichelipes Lang, 1973 accepted as Leptochelia longichelipes (Lang, 1973) (original description)
Tanaissus longidactylus (Shiino, 1970) accepted as Protanaissus longidactylus (Shiino, 1970) (new combination reference)
Zeuxo tenuicornis (Haswell, 1882) (new combination reference)

 Status

 for Paratanais barnardi (Brown, 1957)

considered Paratanaidae incertae sedis by Sieg, 1983:497 [details]

 Taxonomic remark

 for Heterotanais antarcticus Lang, 1953

transferred to Pseudoleptochelia by Lang, 1973, but transferred back to Heterotanais by Bamber, 2013 [details]

 Taxonomic remark

 for Leptocheliinae Lang, 1973

erected as a subfamily of Leptocheliidae by Larsen & Wilson, 2002 [details]

 Taxonomy

 for Pseudoleptochelia mortenseni Lang, 1973

Lang's females are P. mortenseni; his males and "small females" were referred to Parakonarus sozo n.sp. by Bamber, 2013 [details]

 Taxonomy

 for Tanais longichelipes Lang, 1973

considered a nomen nudum by some workers; mentioned, with description as “Tanais longichelipes Krøyer (fig. ... [details]