 Natura - nature |
| Mundus Plinius - physical world |
| Naturalia - natural bodies |
| Biota |
| Domain Eukaryota Chatton, 1925 - eukaryotes |
| Unikonta |
| Opisthokonta Cavalier-Smith, 1987 |
| Holozoa |
| Kingdom Animalia C. Linnaeus, 1758 - animals |
 Phylum †
"Problematica"
|
 Genus †Acanthoclava |
| Genus †Acanthosphaera Duan, 1984, nom. praeocc. |
| Genus †Actinotheca Xiao & Zhou, 1985 |
| Genus †Acutitheca Yue, 1984 |
| Genus †Ainiktozoon |
| Genus †Aksuglobulus Qian & Xiao, 1985 |
 Genus †Allonnia Doré & Reid, 1965 |
| Genus †Amoebinella He & Xie, 1989 |
| Genus †Ancienta |
| Genus †Anzalia Termier & Termier, 1947 |
| Genus †Apistoconcha Conway Morris, 1990 |
| Genus †Archaeopetasus Conway Morris & Bengtson, 1990 |
| Genus †Archaeotremaria Yu Wen, 1979 |
| Genus †Aroonia Bengtson, 1990 |
| Genus †Ascosyrinx Kozlowski, 1967 |
| Genus †Aurisella Qian & Xiao, 1985 |
| Genus †Bacinella |
| Genus †Batofasciculus |
| Genus †Bicornifera Lindenberg, 1965 |
| Genus †Bioistodina He & Pei, 1984 |
| Genus †Bovicornellum Howell, 1934 |
| Genus †Brushenodus Jiang, 1982 |
| Genus †Cambrocassis Missarzhevsky, 1977 |
| Genus †Cambrogeorgina Müller & Hinz, 1992 |
| Genus †Caveacus Landing, 1995 |
| Genus †Cestites |
| Genus †Chalasiocranos Brock & Cooper, 1993 |
| Genus †Cotyledion Luo & Hu, 1999 |
| Genus †Cristatodus Gridina, 1991 |
| Genus †Cyclogeorgina Müller & Hinz, 1992 |
| Genus †Cyrtochites Qian, 1984 |
| Genus †Dentachites |
| Genus †Deuteronectanebos Schram, 1979 |
| Genus †Dimorphoconus Donovan & Paul, 1985 |
| Genus †Dinomischus Conway-Morris, 1977 |
| Genus †Eldonia Walcott, 1911 |
| Genus †Emeithella Qian Yi, 1977 |
| Genus †Enchostoma Miller & Gurley, 1896 |
| Genus †Eoescharopora Jiang, 1982 |
| Genus †Etacystis Nitecki & Schram, 1976 |
| Genus †Fensiangia |
| Genus †Flabetheca Qian & Yin, 1985 |
| Genus †Fomitchella Missarzhevskii, 1969 |
| Genus †Fusuconcharium Hao & Shu, 1987 |
| Genus †Gochtia Eisenack, 1968 |
| Genus †Harttites Howell & Knight, 1936 |
| Genus †Henaniodus He & Pei, 1984 |
| Genus †Hensonella Elliot, 1960 |
| Genus †Heterosculpotheca Jiang, 1982 |
| Genus †Huishea |
| Genus †Huizenodus He & Xie, 1989 |
| Genus †Humboldtochaeta |
| Genus †Indoceras Noetling, 1897 |
| Genus †Jiangshanodus Yue, 1989 |
| Genus †Jiucunia |
| Genus †Kaiyangites Qian & Yin, 1984 |
| Genus †Kazakhstanotubulus Gridina, 1991 |
| Genus †Kiehnensus Tuftin & Kyllo, 1978 |
| Genus †Koksodus Missarzhevskij, 1981 |
| Genus †Korilacus Missarjevsky, 1989 |
| Genus †Labyrinthotuba |
| Genus †Labyrinthus Kobluk, 1979 |
| Genus †Libodiscus Conway Morris, Savoy & Harris, 1991 |
| Genus †Lidaconus Onken & Signer, 1988 |
| Genus †Lombardia Thalmann, 1966 |
| Genus †Lonchosaccus Ruedemann, 1925 |
| Genus †Lukatiella |
| Genus †Maanshania |
| Genus †Mabiania He, 1984 |
| Genus †Mamillodus Abaimova, 1983 |
| Genus †Marcusodictyon Bassler, 1952 |
| Genus †Megasphaera |
| Genus †Meghystrichosphaeridium |
| Genus †Melopetasus Schallreuter, 1979 |
| Genus †Microancientia Schallreuter, 1980 |
| Genus †Micropylepora Jiang, 1982 |
| Genus †Microschedia Geyer, 1994 |
| Genus †Miratheca Yue, 1984 |
| Genus †Mongoliacus Missarzhevskii, 1977 |
| Genus †Mongolitesta Esakova, 1996 |
| Genus †Mongolitubulus Missarzhevsky, 1977 |
| Genus †Nectocaris Conway Morris, 1976 |
| Genus †Nevadatubulus Signor, Mount & Onken, 1987 |
| Genus †Ningqiangsclerites |
| Genus †Oesia Walcott, 1911 |
| Genus †Onuphionella Kir'yanov, 1968 |
| Genus †Palaeobotryllus Muller, 1977 |
| Genus †Paleocenosphaera Nazarov, 1973 |
| Genus †Paleoxiphosphaera Nazarov, 1973 |
| Genus †Paracanthodus |
| Genus †Paracarinachites |
| Genus †Pararenicola Wang, 1983 |
| Genus †Parvulonoda Rigby & Hou, 1995 |
| Genus †Phlogites Luo & Hu, 1999 |
| Genus †Plinthokonion Landing, 1988 |
| Genus †Pollingeria |
| Genus †Polysiphonidia Eisenack, 1971 |
| Genus †Poratites Jiang, 1980 |
| Genus †Porocystis |
| Genus †Portalia |
| Genus †Pragmotheca |
| Genus †Primaconulariella |
| Genus †Problematikum |
| Genus †Protoarenicola Wang, 1983 |
| Genus †Protomelission Brock & Cooper, 1993 |
| Genus †Protopterygotheca |
| Genus †Pterpmus |
| Genus †Ptiloncodus Harris, 1962 |
| Genus †Punctatus |
| Genus †Pyrgites Yue, 1984 |
| Genus †Quadratapora Hao & Shu, 1987 |
| Genus †Quadrorites Qian & Ding, 1988 |
| Genus †Radiaxialia Pjanovskaya, 1985 |
| Genus †Redkinia |
| Genus †Redoubtia |
| Genus †Resegia Missarzhevskij, 1981 |
| Genus †Rhabdochites He, 1984 |
| Genus †Rhagnura |
| Genus †Rugatotheca |
| Genus †Rushtonites Hinz, 1987 |
| Genus †Sagittitheca Yue, 1984 |
| Genus †Salanacus Grigorieva, 1982 |
| Genus †Scissotheca Yue, 1984 |
| Genus †Scoponodus Jiang, 1982 |
| Genus †Selenoplax Cherns, 1981 |
| Genus †Seletinicus |
| Genus †Shinteinella |
| Genus †Sinotubulites Chen et al., 1981 |
| Genus †Solenotia Qian & Yin, 1985 |
| Genus †Spinoceras |
| Genus †Spiralella Esakova, 1996 |
| Genus †Stefania Grigorieva, in Voronin et al., 1982, nom. praeocc. |
| Genus †Stictoconus Qian Yi & Bengtson, 1989 |
| Genus †Stoibostrombus Conway Morris & Bengtson, 1990 |
| Genus †Taitia |
| Genus †Tayshira Esakova, 1996 |
| Genus †Tchangsichiton Yu, 1987 |
| Genus †Tianzhushanella Liu, 1979 |
| Genus †Tommotitubulus Fedorov, 1986 |
| Genus †Triplicatella Conway Morris, 1990 |
| Genus †Tubigeorgina Müller & Hinz, 1992 |
| Genus †Tubiphytes |
| Genus †Tubulella Howell, 1949 |
| Genus †Tullimonstrum Richardson, 1966 |
| Genus †Tumulduria Missarzhevskii, 1969 |
| Genus †Tuvinia Andreyeva, 1982 |
| Genus †Westgardia Rowland & Carlson, 1983 |
| Genus †Worthenella Walcott, 1911 |
| Genus †Wushicites |
| Genus †Yangtzesclerites Chen, Chen & Zhang, 1981 |
| Genus †Yuliunia He & Xie, 1989 |
| Genus †Yunnanodus Wang & Jing, 1980 |
| Class †Cambroclavida Conway Morris & Chen, 1991 |