• Tima Eschscholtz, 1829
• Tima bairdii (Johnston, 1833)
• Tima cari Haeckel, 1864 accepted as Helgicirrha cari (Haeckel, 1864)
• Tima flavilabris Eschscholtz, 1829
• Tima formosa L. Agassiz, 1862
• Tima lucullana (Delle Chiaje, 1823) accepted as Neotima lucullana (Delle Chiaje, 1823)
• Tima nigroannulata Calder et al., 2021
• Tima plana Neppi, 1910 accepted as Helgicirrha schulzii Hartlaub, 1909 accepted as Helgicirrha cari (Haeckel, 1864)
• Tima saghalinensis Bigelow, 1913
• Tima teuscheri Haeckel, 1879 accepted as Irenium teuscheri (Haeckel, 1879)
• Tima willi Neppi, 1909 accepted as Eirene viridula (Péron & Lesueur, 1810)
• Timanella Egorov, 1950 †
• Timanella Reitlinger, 1981 † (accepted > unreplaced junior homonym)
• Timanella eostaffelloides (Reitlinger, 1950) †
• Timanella lata (Reitlinger, 1950) †
• Timaniella Barchatova, 1968 †
• Timaniellinae Waterhouse, 2016 †
• Timanites Davydov & Arefifard, 2007 † (accepted > unreplaced junior homonym)
• Timanites domesticus (Grozdilova & Lebedeva, 1961) †
• Timanites dubius (Grozdilova & Lebedeva, 1961) †
• Timanites duplex (Grozdilova & Lebedeva, 1961) †
• Timanites elatus (Grozdilova & Lebedeva, 1961) †
• Timanites festus (Grozdilova & Lebedeva, 1961) †
• Timanites komiensis (Grozdilova & Lebedeva, 1961) †
• Timanites mancus (Grozdilova & Lebedeva, 1961) †
• Timanites paraduplex (Grozdilova & Lebedeva, 1961) †
• Timanites pensus (Grozdilova & Lebedeva, 1961) †
• Timanites poljaricus (Grozdilova & Lebedeva, 1961) †
• Timanites pusillus (Schellwien, 1898) †
• Timanites rasuvilcensis (Roberts, 1949) †
• Timanites reconditus (Grozdilova & Lebedeva, 1961) †
• Timanites regularis (Schellwien, 1898) †
• Timanites sterlitamakensis (Grozdilova, 1938) † accepted as Kutkanella sterlitamakensis (Grozdilova, 1938) †
• Timanites teres (Grozdilova & Lebedeva, 1961) †
• Timanites tersus (Grozdilova & Lebedeva, 1961) †
• Timanites vespertinus (Grozdilova & Lebedeva, 1965) †
• Timanodictya Nikiforova, 1938 †
• Timanodictya cylindrica Nikiforova, 1938 †
• Timanodictya dichotoma (Stuckenberg, 1895) †
• Timanodictya fortis Morozova, 1970 †
• Timanodictya lucida Romantchuk, 1970 †
• Timanodictya multifora Morozova, 1981 †
• Timanodictya muriculata Kopajevich, 1984 †
• Timanodictya nativa Morozova, 1981 †
• Timanodictya nikiforovae Morozova, 1966 †
• Timanodictya obrutschewi (Nekhoroshev, 1935) †
• Timanodictya tenuis Morozova in Ariunchimeg & Morozova, 1992 †
• Timanodictya zunyiensis Yang & Lu, 1984 †
• Timanodictyidae Morozova, 1966 †
• Timanodictyina †
• Timanospirifer Ljaschenko, 1973 † accepted as Uchtospirifer Ljaschenko, 1957 †
• Timanotrypa Nikiforova, 1938 †
• Timanotrypa australis Ernst, 2016 †
• Timanotrypa borealis Morozova, 1970 †
• Timanotrypa foliata Nikiforova, 1938 †
• Timanotrypa novosibirica Nekhorosheva, 2003 †
• Timanotrypa stelliporata Krutchinina, 1973 †
• Timanthea Salisb. accepted as Baltimora L.
• Timanthea tristis Salisb. accepted as Baltimora recta L.
• Timarete Kinberg, 1866
• Timarete afer (Ehlers, 1908) accepted as Cirriformia afer (Ehlers, 1908)
• Timarete anchylochaeta (Schmarda, 1861)
• Timarete anchylochaetus (Schmarda, 1861) accepted as Timarete anchylochaeta (Schmarda, 1861)
• Timarete antarcticus (Monro, 1930)
• Timarete caribous (Grube, 1859)
• Timarete ceciliae Magalhães, Seixas, Paiva & Elias, 2014
• Timarete dasylophius (Marenzeller, 1879)
• Timarete dollfusi (Fauvel, 1928) accepted as Fauvelicirratulus dollfusi (Fauvel, 1928)
• Timarete fecunda Kinberg, 1866 accepted as Timarete anchylochaeta (Schmarda, 1861)
• Timarete filigera (Delle Chiaje, 1828)
• Timarete gibbosa (Moore, 1903)
• Timarete hawaiensis (Hartman, 1956)
• Timarete japonica Zachs, 1933
• Timarete luxuriosa (Moore, 1904)
• Timarete nasuta Ehlers, 1897 accepted as Cirriformia nasuta (Ehlers, 1897)
• Timarete norvegica (Quatrefages, 1866)
• Timarete oculata (Treadwell, 1932)
• Timarete perbranchiata (Chamberlin, 1918)
• Timarete polytricha (Schmarda, 1861)
• Timarete posteria Choi, Kim & Yoon, 2018
• Timarete punctata (Grube, 1859)
• Timarete tentaculata (Montagu, 1808) accepted as Cirriformia tentaculata (Montagu, 1808)
• Timasenus Iredale, 1941 accepted as Sulcobasis Tapparone Canefri, 1883
• Timasenus penthilus Iredale, 1941 accepted as Sulcobasis penthilus (Iredale, 1941)
• Timaviella Sciuto & Moro, 2017
• Timaviella circinata Sciuto & Moro, 2017
• Timaviella dunensis Mikhailyuk & Vynogradova, 2022
• Timaviella edaphica (Elenkin) O.N.Vinogradova & Mikhailyuk, 2018
• Timaviella karstica Sciuto & Moro, 2017
• Timaviella obliquedivisa Mai, J.R.Johansen & Bohunická, 2018
• Timaviella radians Mai, J.R.Johansen & Bohunická, 2018