Crossobothrium squali (Yamaguti, 1952) Williams, 1968 accepted as Phyllobothrium squali Yamaguti, 1952 accepted as Yamaguticestus squali (Yamaguti, 1952) Caira, Bueno & Jensen, 2021 (additional source)
Phyllobothrium arctowskii Wojciechowska, 1991 accepted as Rockacestus arctowskii (Wojciechowska, 1991) Caira, Bueno & Jensen, 2021 (new combination reference)
Phyllobothrium britannicum Williams, 1968 accepted as Rockacestus brittanicus (Williams, 1968) Caira, Bueno & Jensen, 2021 (new combination reference)
Phyllobothrium georgiense Wojciechowska, 1991 accepted as Rockacestus georgiensis (Wojciechowska, 1991) Caira, Bueno & Jensen, 2021 (new combination reference)
Phyllobothrium piriei Williams, 1968 accepted as Rockacestus piriei (Williams, 1968) Caira, Bueno & Jensen, 2021 (new combination reference)
Phyllobothrium radioductum Kay, 1942 accepted as Rockacestus radioductus (Kay, 1942) Caira, Bueno & Jensen, 2021 (new combination reference)
Phyllobothrium rakusai Wojciechowska, 1991 accepted as Rockacestus rakusai (Wojciechowska, 1991) Caira, Bueno & Jensen, 2021 (new combination reference)
Phyllobothrium siedleckii Wojciechowska, 1991 accepted as Rockacestus siedleckii (Wojciechowska, 1991) Caira, Bueno & Jensen, 2021 (new combination reference)
Phyllobothrium squali Yamaguti, 1952 accepted as Yamaguticestus squali (Yamaguti, 1952) Caira, Bueno & Jensen, 2021 (new combination reference)
Rajicestus Rocka & Laskowski, 2017 (status source)
Rockacestus Caira, Bueno & Jensen, 2021 (original description)
Rockacestus arctowskii (Wojciechowska, 1991) Caira, Bueno & Jensen, 2021 (new combination reference)
Rockacestus brittanicus (Williams, 1968) Caira, Bueno & Jensen, 2021 (new combination reference)
Rockacestus carvajali Caira, Bueno & Jensen, 2021 (original description)
Rockacestus conchai Caira, Bueno & Jensen, 2021 (original description)
Rockacestus georgiensis (Wojciechowska, 1991) Caira, Bueno & Jensen, 2021 (new combination reference)
Rockacestus piriei (Williams, 1968) Caira, Bueno & Jensen, 2021 (new combination reference)
Rockacestus radioductus (Kay, 1942) Caira, Bueno & Jensen, 2021 (new combination reference)
Rockacestus rakusai (Wojciechowska, 1991) Caira, Bueno & Jensen, 2021 (new combination reference)
Rockacestus siedleckii (Wojciechowska, 1991) Caira, Bueno & Jensen, 2021 (new combination reference)
Rockacestus williamsi (Schmidt, 1986) Caira, Bueno & Jensen, 2021 (new combination reference)
Ruhnkebothrium Caira, Bueno & Jensen, 2021 (original description)
Ruhnkebothrium bajaense Caira, Bueno & Jensen, 2021 (original description)
Ruhnkebothrium mattisi Caira, Bueno & Jensen, 2021 (original description)
Tetrabothrius longicolle Molin, 1858 accepted as Yamaguticestus longicollis (Molin, 1858) Caira, Bueno & Jensen, 2021 (basis of record)
Yamaguticestus Caira, Bueno & Jensen, 2021 (original description)
Yamaguticestus longicollis (Molin, 1858) Caira, Bueno & Jensen, 2021 (new combination reference)
Yamaguticestus metini Caira, Bueno & Jensen, 2021 (original description)
Yamaguticestus squali (Yamaguti, 1952) Caira, Bueno & Jensen, 2021 (new combination reference)

Chilean part of the South Pacific Ocean for Rockacestus carvajali Caira, Bueno & Jensen, 2021 
Falkland Islands Exclusive Economic Zone for Rockacestus conchai Caira, Bueno & Jensen, 2021 
Floridian for Ruhnkebothrium mattisi Caira, Bueno & Jensen, 2021 
Gulf of California for Ruhnkebothrium bajaense Caira, Bueno & Jensen, 2021 
Northeastern Honshu for Yamaguticestus squali (Yamaguti, 1952) Caira, Bueno & Jensen, 2021 
Northeastern Honshu for Yamaguticestus squali (Yamaguti, 1952) Caira, Bueno & Jensen, 2021 
Oregon, Washington, Vancouver Coast and Shelf for Yamaguticestus squali (Yamaguti, 1952) Caira, Bueno & Jensen, 2021 
Sea of Japan/East Sea for Yamaguticestus squali (Yamaguti, 1952) Caira, Bueno & Jensen, 2021 
South African part of the Indian Ocean for Yamaguticestus metini Caira, Bueno & Jensen, 2021 
United States part of the Gulf of Mexico for Ruhnkebothrium mattisi Caira, Bueno & Jensen, 2021