| N/A | Anchicaligus nautili Stebbing, 1900 | 1 male | 07⁰ 53’S, 116⁰ 18’E | Heegaard, 1972 | as Caligulina ocularis (see Dojiri & Ho, 2013) |
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| C.mac | Caligus aduncus Shen & Li, 1959 | 2 females | Tsingtao Harbour (China) | Shen & Li, 1959 | |
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| C.pro | Caligus affinis Heller, 1865 | 1 male | Loanda Harbour (Gulf of Guinea) | Scott, 1894 | as C. bengoensis (see Hayes, et al., 2012) |
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| UA | Caligus calotomi Shiino, 1954 | 1 male | Tokushima (Japan) | Venmathi Maran etal., 2012a | |
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| C.und | Caligus chelifer Wilson, 1905 | 1 male | Gulf of Mexico | Suárez-Morales et al., 1998 | |
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| 1 female 1 male | Off Rockport, Texas (USA) | Heegaard, 1966 | as C. hyalinae (see Boxshall & Bernot, 2023) |
| UA | Caligus chiastos Lin & Ho, 2003 | 1 male | Gulf of Thailand | Venmathi Maran et al., 2012b | |
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| C.pse | Caligus chinglonglini Ohtsuka & Boxshall, 2019 | 1 male | Iki Island (Japan) | Ohtsuka & Boxshall, 2019 | |
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| UA | Caligus coryphaenae Steenstrup & Ļtken, 1861 | 4 males | Nansei Islands (Japan) | Venmathi Maran & Ohtsuka, 2008 | |
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| 1 male | Loanda Harbour (Gulf of Guinea) | Scott, 1894 | as C. thymni (see Hayes, et al., 2012) |
| 1 female | unknown | Wilson, 1905 | |
| 1 male | Easter Island (Chile) | Wilson, 1905 | |
| 1 male | Mindanao (Philippines) | Wilson, 1905 | |
| 7 females 3 males | Various stations in North Atlantic and Indian Oceans | Heegaard, 1972 | Material from Dana Expedition |
| C.dia | Caligus costatus Shen & Li, 1959 | 2 males | Tsingtao Harbour (China) | Shen & Li, 1959 | Recognised here as member of C. diaphanus group |
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| UA | Caligus curtus M̧ller, 1785 | 1 specimen | Bermuda | Wilson, 1936 | Sex unspecified |
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| UA | Caligus dubius Scott, 1894 | 1 female 5 males | Loanda Harbour (Gulf of Guinea) | Scott, 1894 | Redescribed by Boxshall & Gurney,1980 |
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| UA | Caligus elongatus von Nordmann, 1832 | females & males | British coastal waters | Todd et al., 1996 | Common in coastal plankton samples |
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| 1 male | Gulf of Mexico | Wilson, 1950 | as C. rapax |
| UA | Caligus epidemicus Hewitt, 1971 | multiple specimens | Mitchel River (Australia) | Hewitt, 1971 | |
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| C.und | Caligus evelynae Suárez-Morales, Camisotti & Martin, 2012 | 1 female 1 male | Bay of Amuay (Venezuela) | Suárez-Morales et al., 2012a | |
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| UA | Caligus hyalinus Czerniavski, 1868 | 1 male | Black Sea | Czerniavski, 1868 | |
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| UA | Caligus ilhoikimi Suárez-Morales & Gasca, 2016 | 16 females 14 males | Xcalak Reef (Mexico) | Suárez-Morales & Gasca, 2016 | |
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| C.und | Caligus izmiriensis sp. nov. | 3 females 2 males | İzmir Bay (Türkiye) | Present account | |
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| C.pse | Caligus latigenitalis Shiino, 1954 | 1 male | Seto Inland Sea (Japan) | Venmathi Maran et al., 2012b | |
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| UA | Caligus littoralis Luque & Cezar, 2000 | 13 females 5 males | Western Caribbean (off Venezuela) | Kim et al., 2019 | |
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| C.mac | Caligus longicaudatus Brady, 1899 | 1 male | Port Chalmers (New Zealand) | Brady, 1899 | |
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| C.und | Caligus longiramus Venmathi Maran,Ohtsuka & Jitchum, 2012 | 1 female | Amami Island (Japan) | Venmathi Maran et al., 2012b | |
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| C.mac | Caligus macarovi Gusev, 1951 | 1 male | California (USA) | Heegaard, 1966 | |
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| 1 male | San Francisco (USA) | Heegaard, 1972 | Material from Dana Expedition |
| UA | Caligus minimus Otto, 1821 | 1 female | Gulf of Iskenderun (Ţrkiye) | Kamanli, 2023 | |
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| C.und | Caligus ogawai Venmathi Maran, Ohtsuka & Shang, 2012 | 2 females 1 male | Seto Inland Sea (Japan) Hirado Island (Japan) | Venmathi Maran et al., 2012a | |
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| C.mac | Caligus orientalis Gusev, 1951 | 2 females 1 male | Yellow River (China) | Shen, 1957 | as C. laticorpus |
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| 1 female 1 male | Mankyong River (South Korea) | Venmathi Maran & Ohtsuka, 2008 | |
| 1 female 1 male | Amoy (China) Ariake Sea (Japan) | Venmathi Maran et al., 2012a | |
| UA | Caligus pelagicus Kurian, 1955 | 3 females 3 males | Kayamkulam (India) | Kurian, 1955 | |
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| UA | Caligus planktonis Pillai, 1979 | 1 female | Off Trivandrum (India) | Pillai, 1979 | |
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| UA | Caligus praetextus Bere, 1936 | 1 male | Gulf of Cariaco (Venezuela) | Kim et al., 2019 | |
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| C.pro | Caligus productus Dana, 1852 - 1853 | 1 female | California (USA) | Wilson, 1935 | |
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| 7 females 7 males | Various stations in North Atlantic and Indian Oceans | Heegaard, 1972 | Material from Dana Expedition |
| C.mac | Caligus punctatus Shiino, 1955 | 12 females 8 males | China | Shen, 1957 | most from plankton, as C. communis |
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| C.mac | Caligus quadrigenitalis Venmathi Maran, Ohtsuka & Shang, 2012 | 1 female | Iheya Island (Japan) | Venmathi Maran et al., 2012a | |
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| UA | Caligus rufimaculatus Wilson, 1905 | 1 female 4 males | Laguna Chelem (Mexico) | Suárez-Morales et al., 2012b | |
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| 1 male | Turpialito (Venezuela) | Kim et al., 2019 | |
| C. tri | Caligus rufus Wilson, 1908 | 3 females 1 male | Laguna Chelem (Mexico) | Suárez-Morales et al., 2012b | as Metacaligus rufus |
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| C.und | Caligus sarosensis sp.nov. | 1 female | Gulf of Saros (Ţrkiye) | Present account | |
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| UA | Caligus savala Gnanamuthu, 1948 | 12 females 5 males | Madras (India) | Gnanamuthu, 1948 | |
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| C.mac | Caligus sclerotinosus Roubal, Armitage & Rohde, 1983 | 1 female | Uwajima (Japan) | Venmathi Maran & Ohtsuka, 2008 | |
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| C.dia | Caligus torpedinis Heller, 1866 | 1 male | Fujian Province (China) | Venmathi Maran et al., 2012a | as C. rotundigenitalis (see Boxshall & Bernot, 2023) |
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| C.tri | Caligus trichiuri Krøyer, 1863 | 1 female | Osaka Port (Japan) | Venmathi Maran et al., 2012a | as Metacaligus uruguayensis |
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| C.und | Caligus tripedalis Heegaard, 1972 | 2 females 1 male | New Zealand | Heegaard, 1972 | |
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| C.und | Caligus undulatus Shen & Li, 1959 | 24 females 34 males | Kiaochow Bay (China) | Shen & Li, 1959 | |
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| 1 male | Mandapam (India) | Pillai, 1966 | |
| 75 females | Baiá de Paranaguá (Brazil) | Montú, 1982 | including ovigerous and non-ovigerous females |
| 1 male | Ariake Sea (Japan) | Venmathi Maran & Ohtsuka, 2008 | |
| 1 male | Seomjin River (South Korea) | Venmathi Maran & Ohtsuka, 2008 | |
| 1 female | Ube, Seto Inland Sea (Japan) | Venmathi Maran & Ohtsuka, 2008 | |
| 2 males | Laguna Chelem (Mexico) | Suárez-Morales et al., 2012b | |
| 1 male | Bonny River delta (Nigeria) | Heegaard, 1955 | as C. hamatus, see Boxshall & Bernot,2023 |
| 2 females 1 male | Takamatsu Port (Japan) | Venmathi Maran et al., 2012a | |
| 5 females 4 males | Southern & southwestern coast of South Korea | Moon & Park, 2019 | |
| C.und | Caligus yucatanensis (Suárez-Morales, Kim & Escamilla, 2012) | 1 female 2 males | Laguna Chelem (Mexico) | Suárez-Morales et al., 2012b | as M. yucatanensis |
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| N/A | Lepeophtheirus alvaroi Suárez-Morales & Gasca, 2012 | 2 females | Bahia Wafer (Costa Rica) | Suárez-Morales & Gasca, 2012 | |
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| N/A | Lepeophtheirus parviventris Wilson, 1905 | 1 female | Bering Sea | Venmathi Maran et al., 2012a | |
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| N/A | Lepeophtheirus semicossyphi Yamaguti, 1939 | 1 female | Iheya Island (Japan) | Wilson, 1905 | |
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