Circlotoma Laseron, 1958 accepted as Circulus Jeffreys, 1865 (source of synonymy)
Circlotoma rotata Laseron, 1958 accepted as Circulus cinguliferus (A. Adams, 1850) (source of synonymy)
Circlotoma transculpta Laseron, 1958 accepted as Circulus transculptus (Laseron, 1958) (additional source)
Circulus Jeffreys, 1865 (additional source)
Circulus abruptus Rubio & Rolán, 2022 (original description)
Circulus acuteliratus (Thiele, 1925) (new combination reference)
Circulus adrianrubioi Rubio & Rolán, 2022 (original description)
Circulus aequatorialis (Thiele, 1925) (new combination reference)
Circulus alcocerae Rubio & Rolán, 2022 (original description)
Circulus andreae Rubio & Rolán, 2022 (original description)
Circulus andreiasalvadorae Rubio & Rolán, 2022 (original description)
Circulus angulatus (A. Adams, 1850) (basis of record)
Circulus antoniae Rubio & Rolán, 2022 (original description)
Circulus asper Rubio & Rolán, 2022 (original description)
Circulus austerus Rubio & Rolán, 2022 (original description)
Circulus australesensis Rubio & Rolán, 2022 (original description)
Circulus aximicrostriatus Rubio & Rolán, 2022 (original description)
Circulus basislevis Rubio & Rolán, 2022 (original description)
Circulus binodular Rubio & Rolán, 2022 (original description)
Circulus biporcatus (A. Adams, 1863) (basis of record)
Circulus boucheti Rubio & Rolán, 2022 (original description)
Circulus cachoi Rubio & Rolán, 2022 (original description)
Circulus cactiorum Rubio & Rolán, 2022 (original description)
Circulus caledonicus Rubio & Rolán, 2022 (original description)
Circulus carinamagna Rubio & Rolán, 2022 (original description)
Circulus carmensalasae Rubio & Rolán, 2022 (original description)
Circulus catenatus Rubio & Rolán, 2022 (original description)
Circulus chefyae Rubio & Rolán, 2022 (original description)
Circulus choshiensis (T. Habe, 1961) (basis of record)
Circulus cinguliferus (A. Adams, 1850) (basis of record)
Circulus colluvius Rubio & Rolán, 2022 (original description)
Circulus communis Rubio & Rolán, 2022 (original description)
Circulus convexstriatus Rubio & Rolán, 2022 (original description)
Circulus convexus Rubio & Rolán, 2022 (original description)
Circulus coronatus Rubio & Rolán, 2022 (original description)
Circulus cosmius Bartsch, 1907 (basis of record)
Circulus cuatricarinatus Rubio & Rolán, 2022 (original description)
Circulus cultrorum Rubio & Rolán, 2022 (original description)
Circulus cumtectum Rubio & Rolán, 2022 (original description)
Circulus davidruedai Rubio & Rolán, 2022 (original description)
Circulus decemcords Rubio & Rolán, 2022 (original description)
Circulus delectabile (Tate, 1899) accepted as Circulus delectabilis (Tate, 1899) (basis of record)
Circulus delicatus Rubio & Rolán, 2022 (original description)
Circulus depressus Rubio & Rolán, 2022 (original description)
Circulus depressus Rubio & Rolán, 2022 accepted as Circulus mainguyi Rubio & Rolán, 2022 (original description)
Circulus discordant Rubio & Rolán, 2022 (original description)
Circulus discretus Rubio & Rolán, 2022 (original description)
Circulus dispersus Rubio & Rolán, 2022 (original description)
Circulus duplicatus (Lischke, 1872) (basis of record)
Circulus ellenstrongae Rubio & Rolán, 2022 (original description)
Circulus euchilopteron (Melvill & Standen, 1903) (basis of record)
Circulus excellent Rubio & Rolán, 2022 (original description)
Circulus exempli Rubio & Rolán, 2022 (original description)
Circulus extensus Rubio & Rolán, 2022 (original description)
Circulus fijiensis Rubio & Rolán, 2022 (original description)
Circulus fininspicor Rubio & Rolán, 2022 (original description)
Circulus fundatus Rubio & Rolán, 2022 (original description)
Circulus gofasi Rubio & Rolán, 2022 (original description)
Circulus gracilis Rubio & Rolán, 2022 (original description)
Circulus gyalum (Melvill, 1904) (basis of record)
Circulus harriettae (Petterd, 1884) (basis of record)
Circulus harrietwoodae Rubio & Rolán, 2022 (original description)
Circulus hasegawai Rubio & Rolán, 2022 (original description)
Circulus horroi Rubio & Rolán, 2022 (original description)
Circulus inchoatus Rubio & Rolán, 2022 (original description)
Circulus inesae Rubio & Rolán, 2022 (original description)
Circulus irregularis Rubio & Rolán, 2022 (original description)
Circulus iustus Rubio & Rolán, 2022 (original description)
Circulus juanmai Rubio & Rolán, 2022 (original description)
Circulus juantrigoi Rubio & Rolán, 2022 (original description)
Circulus julioalvarezi Rubio & Rolán, 2022 (original description)
Circulus laevis (Kiener, 1838) (new combination reference)
Circulus lenticularis Rubio & Rolán, 2022 (original description)
Circulus letourneuxi Rubio & Rolán, 2022 (original description)
Circulus liricinctus (Garrett, 1873) (basis of record)
Circulus loyaltiensis Rubio & Rolán, 2022 (original description)
Circulus luciae Rubio & Rolán, 2022 (original description)
Circulus luquei Rubio & Rolán, 2022 (original description)
Circulus madagascarensis Rubio & Rolán, 2022 (original description)
Circulus maestrati Rubio & Rolán, 2022 (original description)
Circulus marchei (Jousseaume, 1872) (basis of record)
Circulus marcosi Rubio & Rolán, 2022 (original description)
Circulus maricarmenae Rubio & Rolán, 2022 (original description)
Circulus marquesasensis Rubio & Rolán, 2022 (original description)
Circulus mayottensis Rubio & Rolán, 2022 (original description)
Circulus microbliquus Rubio & Rolán, 2022 (original description)
Circulus microlines Rubio & Rolán, 2022 (original description)
Circulus micronodular Rubio & Rolán, 2022 (original description)
Circulus microradiatus Rubio & Rolán, 2022 (original description)
Circulus microspiralis Rubio & Rolán, 2022 (original description)
Circulus microstriatus Rubio & Rolán, 2022 (original description)
Circulus microtuberculatus Rubio & Rolán, 2022 (original description)
Circulus minituber Rubio & Rolán, 2022 (original description)
Circulus minutispiralis Rubio & Rolán, 2022 (original description)
Circulus modestus (A. Gould, 1859) (basis of record)
Circulus monocoronatus Rubio & Rolán, 2022 (original description)
Circulus monteiroi Rubio & Rolán, 2022 (original description)
Circulus mortoni Ponder, 1994 (additional source)
Circulus mozambiquensis Rubio & Rolán, 2022 (original description)
Circulus multicordatus Rubio & Rolán, 2022 (original description)

Austral Islands for Circulus australesensis Rubio & Rolán, 2022 
Austral Islands for Circulus basislevis Rubio & Rolán, 2022 
Austral Islands for Circulus operius Rubio & Rolán, 2022 
Austral Islands for Circulus rosapereirae Rubio & Rolán, 2022 
Comoran Exclusive Economic Zone for Circulus mozambiquensis Rubio & Rolán, 2022 
Darwin for Circlotoma callusa Laseron, 1958 
Darwin for Circlotoma rotata Laseron, 1958 
Ecuadorean Exclusive Economic Zone for Circulus cosmius Bartsch, 1907 
Fiji Islands for Circulus fijiensis Rubio & Rolán, 2022 
Fijian Exclusive Economic Zone for Circulus asper Rubio & Rolán, 2022 
Fijian Exclusive Economic Zone for Circulus cachoi Rubio & Rolán, 2022 
Fijian Exclusive Economic Zone for Circulus gracilis Rubio & Rolán, 2022 
Fijian Exclusive Economic Zone for Circulus hasegawai Rubio & Rolán, 2022 
Fijian Exclusive Economic Zone for Circulus micronodular Rubio & Rolán, 2022 
Fijian Exclusive Economic Zone for Circulus minutispiralis Rubio & Rolán, 2022 
Fijian Exclusive Economic Zone for Circulus novemcarinatus (Melvill, 1906) 
Fijian Exclusive Economic Zone for Circulus ordinatus Rubio & Rolán, 2022 
Fijian Exclusive Economic Zone for Circulus parallelus Rubio & Rolán, 2022 
Fijian Exclusive Economic Zone for Circulus rugospiralis Rubio & Rolán, 2022 
Fijian Exclusive Economic Zone for Circulus rusticus Rubio & Rolán, 2022 
Fijian Exclusive Economic Zone for Circulus scaber Rubio & Rolán, 2022 
Fijian Exclusive Economic Zone for Circulus sixcarinatus Rubio & Rolán, 2022 
Fijian Exclusive Economic Zone for Circulus spiralis Rubio & Rolán, 2022 
Fijian Exclusive Economic Zone for Circulus suturcaten Rubio & Rolán, 2022 
Fijian Exclusive Economic Zone for Circulus teramachii (T. Habe, 1958) 
Fijian Exclusive Economic Zone for Circulus victormonzoi Rubio & Rolán, 2022 
Fijian Exclusive Economic Zone for Vitrinella liricincta Garrett, 1873 
Fijian Exclusive Economic Zone for Vitrinella sculptilis Garrett, 1873 
Glorioso part of the Mozambique Channel for Circulus adrianrubioi Rubio & Rolán, 2022 
Gulf of Aqaba for Circulus oliveri Rubio & Rolán, 2022 
Gulf of Oman for Cyclostrema novemcarinatum Melvill, 1906 
Japanese Exclusive Economic Zone for Circulus cinguliferus (A. Adams, 1850) 
Japanese Exclusive Economic Zone for Cyclostrema duplicatum Lischke, 1872 
Kai Islands for Circulus carinamagna Rubio & Rolán, 2022 
Madagascan Exclusive Economic Zone for Circulus catenatus Rubio & Rolán, 2022 
Madagascan Exclusive Economic Zone for Circulus liricinctus (Garrett, 1873) 
Madagascan Exclusive Economic Zone for Circulus madagascarensis Rubio & Rolán, 2022 
Madagascan Exclusive Economic Zone for Circulus microlines Rubio & Rolán, 2022 
Madagascan Exclusive Economic Zone for Circulus microspiralis Rubio & Rolán, 2022 
Madagascan Exclusive Economic Zone for Circulus multistriatus Rubio & Rolán, 2022 
Madagascan Exclusive Economic Zone for Circulus murilloi Rubio & Rolán, 2022 
Madagascan Exclusive Economic Zone for Circulus nimis Rubio & Rolán, 2022 
Madagascan Exclusive Economic Zone for Circulus proximus Rubio & Rolán, 2022 
Madagascan Exclusive Economic Zone for Circulus rudis Rubio & Rolán, 2022 
Madagascan Exclusive Economic Zone for Circulus rusticulus Rubio & Rolán, 2022 
Madagascan Exclusive Economic Zone for Cyclostrema virginiae Jousseaume, 1872  (doubtful)
Madagascan part of the Mozambique Channel for Circulus convexus Rubio & Rolán, 2022 
Makassar Strait for Circulus fininspicor Rubio & Rolán, 2022 
Makassar Strait for Circulus teramachii (T. Habe, 1958) 
Marquesas for Circulus coronatus Rubio & Rolán, 2022 
Marquesas for Circulus inchoatus Rubio & Rolán, 2022 
Marquesas for Circulus letourneuxi Rubio & Rolán, 2022 
Marquesas Islands for Circulus marquesasensis Rubio & Rolán, 2022 
Mayotte part of the Mozambique Channel for Circulus cumtectum Rubio & Rolán, 2022 
Mayotte part of the Mozambique Channel for Circulus discordant Rubio & Rolán, 2022 
Mayotte part of the Mozambique Channel for Circulus mayottensis Rubio & Rolán, 2022 
Mayotte part of the Mozambique Channel for Circulus quinoneroi Rubio & Rolán, 2022 
Moluccas for Circulus juantrigoi Rubio & Rolán, 2022 
Mozambican Exclusive Economic Zone for Circulus convexus Rubio & Rolán, 2022 
Mozambican Exclusive Economic Zone for Circulus liricinctus (Garrett, 1873) 
Mozambican Exclusive Economic Zone for Circulus minituber Rubio & Rolán, 2022 
Mozambican Exclusive Economic Zone for Circulus obesus Rubio & Rolán, 2022 
Mozambican Exclusive Economic Zone for Circulus proximus Rubio & Rolán, 2022 
Mozambican Exclusive Economic Zone for Circulus tuberopertus Rubio & Rolán, 2022 
Mozambican Exclusive Economic Zone for Circulus urgorrii Rubio & Rolán, 2022 
New Caledonian Exclusive Economic Zone for Circulus andreae Rubio & Rolán, 2022 
New Caledonian Exclusive Economic Zone for Circulus antoniae Rubio & Rolán, 2022 
New Caledonian Exclusive Economic Zone for Circulus austerus Rubio & Rolán, 2022 
New Caledonian Exclusive Economic Zone for Circulus caledonicus Rubio & Rolán, 2022 
New Caledonian Exclusive Economic Zone for Circulus cinguliferus (A. Adams, 1850) 
New Caledonian Exclusive Economic Zone for Circulus convexstriatus Rubio & Rolán, 2022 
New Caledonian Exclusive Economic Zone for Circulus davidruedai Rubio & Rolán, 2022 
New Caledonian Exclusive Economic Zone for Circulus excellent Rubio & Rolán, 2022 
New Caledonian Exclusive Economic Zone for Circulus extensus Rubio & Rolán, 2022 
New Caledonian Exclusive Economic Zone for Circulus iustus Rubio & Rolán, 2022 
New Caledonian Exclusive Economic Zone for Circulus loyaltiensis Rubio & Rolán, 2022 
New Caledonian Exclusive Economic Zone for Circulus microlines Rubio & Rolán, 2022 
New Caledonian Exclusive Economic Zone for Circulus monocoronatus Rubio & Rolán, 2022 
New Caledonian Exclusive Economic Zone for Circulus novemlicium Rubio & Rolán, 2022 
New Caledonian Exclusive Economic Zone for Circulus osmagnum Rubio & Rolán, 2022 
New Caledonian Exclusive Economic Zone for Circulus penasi Rubio & Rolán, 2022 
New Caledonian Exclusive Economic Zone for Circulus pinsensis Rubio & Rolán, 2022 
New Caledonian Exclusive Economic Zone for Circulus pudicus Rubio & Rolán, 2022 
New Caledonian Exclusive Economic Zone for Circulus robustus Rubio & Rolán, 2022 
New Caledonian Exclusive Economic Zone for Circulus sculpturatus Rubio & Rolán, 2022 
New Caledonian Exclusive Economic Zone for Circulus serratus Rubio & Rolán, 2022 
New Caledonian Exclusive Economic Zone for Circulus teramachii (T. Habe, 1958) 
Northern Territory for Circlotoma planorbis Laseron, 1958 
Northern Territory for Circlotoma transculpta Laseron, 1958 
Papua New Guinean Exclusive Economic Zone for Circulus alcocerae Rubio & Rolán, 2022 
Papua New Guinean Exclusive Economic Zone for Circulus carmensalasae Rubio & Rolán, 2022 
Papua New Guinean Exclusive Economic Zone for Circulus chefyae Rubio & Rolán, 2022 
Papua New Guinean Exclusive Economic Zone for Circulus colluvius Rubio & Rolán, 2022 
Papua New Guinean Exclusive Economic Zone for Circulus delicatus Rubio & Rolán, 2022 
Papua New Guinean Exclusive Economic Zone for Circulus dispersus Rubio & Rolán, 2022 
Papua New Guinean Exclusive Economic Zone for Circulus fininspicor Rubio & Rolán, 2022 
Papua New Guinean Exclusive Economic Zone for Circulus fundatus Rubio & Rolán, 2022 
Papua New Guinean Exclusive Economic Zone for Circulus gofasi Rubio & Rolán, 2022 
Papua New Guinean Exclusive Economic Zone for Circulus inesae Rubio & Rolán, 2022 
Papua New Guinean Exclusive Economic Zone for Circulus liricinctus (Garrett, 1873) 

 Editor's comment

 for Circulus philippinensis (Shuto, 1969) †

New combination herein, based on the synonymy of Pygmaeorota and Lydiphnopsis with Circulus. [details]