Ancistrobasis dilecta B. A. Marshall, 1983 (original description)
Ancistrobasis regina B. A. Marshall, 1983 accepted as
Basilissopsis regina (B. A. Marshall, 1983) (original description)
Calliobasis B. A. Marshall, 1983 (original description)
Calliobasis chlorosa B. A. Marshall, 1983 (original description)
Calliobasis eos B. A. Marshall, 1983 † (original description)
Calliobasis miranda B. A. Marshall, 1983 (original description)
Carenzia fastigiata B. A. Marshall, 1983 (original description)
Carenzia venusta B. A. Marshall, 1983 (original description)
Fluxinella B. A. Marshall, 1983 (original description)
Fluxinella discula (Dall, 1889) (new combination reference)
Fluxinella lenticulosa B. A. Marshall, 1983 (original description)
Fluxinella lepida B. A. Marshall, 1983 (original description)
Fluxinella maxwelli B. A. Marshall, 1983 † (original description)
Fluxinella solarium (Barnard, 1963) (new combination reference)
Fluxinella vitrea (Okutani, 1968) (new combination reference)
Seguenzia Jeffreys, 1876 (additional source)
Seguenzia chelina B. A. Marshall, 1983 (original description)
Seguenzia compta B. A. Marshall, 1983 (original description)
Seguenzia conopia B. A. Marshall, 1983 (original description)
Seguenzia fulgida B. A. Marshall, 1983 (original description)
Seguenzia glabella B. A. Marshall, 1983 † (original description)
Seguenzia prisca B. A. Marshall, 1983 † (original description)
Seguenzia serrata B. A. Marshall, 1983 † (original description)
Seguenzia textilis B. A. Marshall, 1983 (original description)
Seguenzia transenna B. A. Marshall, 1983 (original description)
Seguenziella B. A. Marshall, 1983 accepted as
Quinnia B. A. Marshall, 1988 (original description)
Seguenziella patula B. A. Marshall, 1983 accepted as
Quinnia patula (B. A. Marshall, 1983) (original description)
Seguenziidae A. E. Verrill, 1884 (additional source)
Seguenziopsis B. A. Marshall, 1983 (original description)
Seguenziopsis bicorona B. A. Marshall, 1983 (original description)
Thelyssina B. A. Marshall, 1983 (original description)
Thelyssina sterrha B. A. Marshall, 1983 (original description)