This is a provisional list; it is based upon a fairly small amount of information. Contributions and suggestions (and corrections) are requested.
| Adelascopora secunda charcoti | d'Hondt, 1990 | Recent | Arctic |
| Aechmella akrabatensis | Favorskaya, 1990 | Cretaceous | Uzbekistan |
| Amphiblestrum pouyetae | Li, 1990 | Miocene | France |
| Amplexopora ramosa | Yaroshinskaya, 1990 | Silurian | Russia |
| Amsassipora altaica | Yaroshinskaya, 1990 | Silurian | Russia |
| Anisotrypa callosa | Pushkin, 1990 | Silurian | Belarus |
| Anomalotoechus malinovetskiensiformis | Yaroshinskaya, 1990 | U. Silurian | Russia |
| Arachnoidella abusensis | Taylor, 1990 | U. Jurassic | England |
| Aspericreta | Hayward & Thorpe, 1990 | ||
| Aspericreta georgensis | Hayward & Thorpe, 1990 | Recent | SW Atlantic |
| Atactotoechus verus | Yaroshinskaya, 1990 | Silurian | Russia |
| Batostoma phragmorarum | Conti, 1990 | Ordovician | Sardinia |
| Belorussipora | Pushkin, 1990 | ||
| Belorussipora arborea | Pushkin, 1990 | Ordovician | Belarus |
| Bicrisia gibraltarensis | Harmelin, 1990 | Recent | Gibraltar |
| BIMUROPORIDAE | Key, 1990 | ||
| Bimuropora | Key, 1990 | ||
| Bimuropora pollaphragmata | Key, 1990 | Ordovician | USA (Oklahoma) |
| Bythopora crenulata | Conti, 1990 | Ordovician | Sardinia |
| Bythopora porosa | Zheng, 1990 | Ordovician | China (Nei Mongol) |
| Callocladia rara | Pushkin, 1990 | Silurian | Belarus |
| Calloporina patagonica | Hayward & Ryland, 1990 | Recent | S. Pacific |
| Cardoarachnidium | Taylor, 1990 | ||
| Cardoarachnidium bantai | Taylor, 1990 | U. Jurassic | England |
| Cardoarachnidium voigti | Taylor, 1990 | U. Jurassic | England |
| Caulibugula ciliatoidea | Liu, 1990 | Recent | China |
| Ceramopora kukrusensis | Männil & Pushkin, 1990 | Ordovician | Estonia |
| Ceramopora magricellularis | Männil & Pushkin, 1990 | Ordovician | Estonia |
| Ceramopora shkipiensis | Pushkin, 1990 | Ordovician | Latvia |
| Ceramopora vasalemmica | Männil & Pushkin, 1990 | Ordovician | Estonia |
| Ceramoporella discoidalis | Conti, 1990 | Ordovician | Sardinia |
| Champlainopora arbucklensis | Key, 1990 | Ordovician | USA (Oklahoma) |
| Champlainopora ramusculus | Key, 1990 | Ordovician | USA (Oklahoma) |
| Chasmatopora flexa | Zheng, 1990 | Ordovician | China (Nei Mongol) |
| Cheiloporina elongata | Li, 1990 | L. Cretaceous(?) | France |
| Collapora hillmeri | Pitt & Taylor, 1990 | Cretaceous | England |
| Conopeum asiaticum | Favorskaya, 1990 | Cretaceous | Uzbekistan |
| Crassaluna cystata | Conti, 1990 | Ordovician | Sardinia |
| Crepipora magna | Pushkin, 1990 | Ordovician | Lithuania |
| Crepipora litviensis | Pushkin, 1990 | Ordovician | Lithuania |
| Crepipora macilenta | Pushkin, 1990 | Ordovician | Belarus |
| Crisia pyrula | Harmelin, 1990 | Recent | France |
| Cyclotrypa bella | Pushkin, 1990 | Silurian | Estonia |
| Cyclotrypa dnestrovensis | Pushkin, 1990 | Silurian | Ukraine |
| Cyclotrypa solidoscens | Hu, 1990 | L. Silurian | China |
| Cyclotrypa vulgaris | Pushkin, 1990 | Silurian | Belarus |
| Cyphotrypa undulata | Hu, 1990 | L. Silurian | China |
| Dekayia minima | Conti, 1990 | Ordovician | Sardinia |
| Diplotrypa sardoa | Conti, 1990 | Ordovician | Sardinia |
| Eichwaldictya | Lavrentjeva, 1990 | ||
| Eichwaldictya laminata | Lavrentjeva, 1990 | Ordovician | Estonia |
| Ensiphragma astrovae | Yaroshinskaya, 1990 | Silurian | Russia |
| Eostenopora ochesaarensis | Pushkin, 1990 | Silurian | Estonia |
| Eostenopora planiformis | Kopajevich, 1990 | Silurian | Estonia |
| Eridotrypa angusta | Yaroshinskaya, 1990 | Silurian | Russia |
| Eridotrypa constans | Conti, 1990 | Ordovician | Sardinia |
| Eridotrypa estonica | Pushkin, 1990 | Silurian | Estonia |
| Eridotrypa obliqua | Conti, 1990 | Ordovician | Sardinia |
| Eridotrypa simplex | Zheng, 1990 | Ordovician | China (Nei Mongol) |
| Eridotrypella ampla | Yaroshinskaya, 1990 | Silurian | Russia |
| Eridotrypella tenuitunicata | Kopajevich, 1990 | Silurian | Estonia |
| Escharella trispinosa | Li, 1990 | Miocene | France |
| Escharina montbrisonensis | Li, 1990 | Miocene | France |
| Fenestrulina cervicornis | Hayward & Ryland, 1990 | Recent | Antarctica |
| Fenestrulina crystallina | Hayward & Ryland, 1990 | Recent | Antarctica |
| Fenestrulina dictyota | Hayward & Ryland, 1990 | Recent | SE Atlantic |
| Fenestrulina dupla | Hayward & Ryland, 1990 | Recent | S. Pacific |
| Fenestrulina fritilla | Hayward & Ryland, 1990 | Recent | SW Atlantic |
| Fenestrulina incusa | Hayward & Ryland, 1990 | Recent | S. Pacific |
| Fenestrulina jocunda | Hayward & Ryland, 1990 | Recent | SW Atlantic |
| Fenestrulina marioni | Hayward & Ryland, 1990 | Recent | SW Indian O. |
| Fenestrulina rugula | Hayward & Ryland, 1990 | Recent | Antarctica |
| Figularia rhodanica | Li, 1990 | Cretaceous | France |
| Filisparsa gasteri | Pitt & Taylor, 1990 | Cretaceous | England |
| Fistulacanta numerosa | Pushkin, 1990 | Silurian | Belarus |
| Fistulipora einastoi | Pushkin, 1990 | Silurian | Estonia |
| Fistulipora kaljoi | Pushkin, 1990 | Silurian | Belarus |
| Fistulipora menneri | Pushkin, 1990 | Silurian | Belarus |
| Fistulipora muricata | Kopajevich, 1990 | Silurian | Estonia |
| Fistulipora ningqiangensis | Hu, 1990 | L. Silurian | China |
| Fistulipora przhidolensis | Kopajevich, 1990 | Silurian | Estonia |
| Fistulipora subcrustula | Pushkin, 1990 | Silurian | Belarus |
| Floridina stellata | Guha & Senthil Nathan, 1990 | Cretaceous | India |
| Graptodictya vinassae | Conti, 1990 | Ordovician | Sardinia |
| Hallopora cystoidalis | Conti, 1990 | Ordovician | Sardinia |
| Hemieridotrypa echinata | Kopajevich, 1990 | Silurian | Estonia |
| Hemiphragma curvilineum | Conti, 1990 | Ordovician | Sardinia |
| Hemiphragma subtile | Conti, 1990 | Ordovician | Sardinia |
| Hennigopora uniformis | Pushkin, 1990 | Silurian | Belarus |
| Hippomenella burdigalensis | Li, 1990 | Miocene | France |
| Homotrypa ningqiangensis | Hu, 1990 | L. Silurian | China |
| Homotrypella acumulata | Zheng, 1990 | Ordovician | China (Nei Mongol) |
| Hyporosopora constricta | Pitt & Taylor, 1990 | Cretaceous | England |
| Hyporosopora larwoodi | Pitt & Taylor, 1990 | Cretaceous | England |
| Hyporosopora mantelli | Pitt & Taylor, 1990 | Cretaceous | England |
| Leioclema angulata | Yaroshinskaya, 1990 | Silurian | Russia |
| Leioclema modzalevskajae | Yaroshinskaya, 1990 | Silurian | Russia |
| Leioclema morozovae | Yaroshinskaya, 1990 | Silurian | Russia |
| Leioclema praepassitabulatum | Yaroshinskaya, 1990 | Silurian | Russia |
| Leioclema regularis | Zheng, 1990 | Ordovician | China (Nei Mongol) |
| Leptotrypa astrovae | Kopajevich, 1990 | Silurian | Estonia |
| Leptotrypa varians | Pushkin, 1990 | Silurian | Belarus |
| Leptotrypella angulata Homonym |
Yaroshinskaya, 1990 | Silurian | russia |
| Leptotrypella grandis | Pushkin, 1990 | Silurian | Belarus |
| MAWATARIIDAE | Gordon, 1990 | ||
| Mawatarius | Gordon, 1990 | ||
| Mediaporina | Pushkin, 1990 | ||
| Metrarabdotos orisense | Reguant, 1990 | Eocene | Spain |
| Mitoclemina rhombica | Nekhorosheva, 1990 | M. Ordovician | Russia |
| Monotrypa shaanxiensis | Hu, 1990 | L. Silurian | China |
| Nematopora hispida | Conti, 1990 | Ordovician | Sardinia |
| Onychocella ariyalurensis | Guha & Senthil Nathan, 1990 | Cretaceous | India |
| Onychocella cylindricus | Guha & Senthil Nathan, 1990 | Cretaceous | India |
| Onychocella lecointrei | Favorskaya, 1990 | Cretaceous | Uzbekistan |
| Onychocella obliqua | Guha & Senthil Nathan, 1990 | Cretaceous | India |
| Onychocella pallakaveri | Guha & Senthil Nathan, 1990 | Cretaceous | India |
| Onychocella rugosa | Guha & Senthil Nathan, 1990 | Cretaceous | India |
| Orthopora kopaevitshi | Yaroshinskaya, 1990 | U. Silurian | Russia |
| Panderpora gemmata | Conti, 1990 | Ordovician | Sardinia |
| Panderpora moniliformis | Conti, 1990 | Ordovician | Sardinia |
| Papillalunaria magnum | Conti, 1990 | Ordovician | Sardinia |
| Paracrescis | Pitt & Taylor, 1990 | ||
| Paracrescis boardmani | Pitt & Taylor, 1990 | Cretaceous | England |
| Paralioclema mariaholmensis | Nakrem & Mork, 1990 | Triassic | Spitsbergen |
| Paralioclema winsnesi | Nakrem & Mork, 1990 | Triassic | Spitsbergen |
| Penniretepora patagonica | Sabattini, 1990 | Carboniferous | Argentina |
| Penniretepora waltheri nodata | Southwood, 1990 | U. Permian | England |
| Petalotrypa crassata | Zheng, 1990 | Ordovician | China (Nei Mongol) |
| Phylloporina robusta | Zheng, 1990 | Ordovician | China (Nei Mongol) |
| Platychelyna | Hayward & Thorpe, 1990 | ||
| Podljassipora | Pushkin, 1990 | ||
| Porella decorata | Li, 1990 | Miocene | France |
| Porella rotundirostris | Liu, 1990 | Recent | China |
| Proboscinopora | Pitt & Taylor, 1990 | ||
| Pseudobatostomella miyanoensis | Sugimura & Sugiyama, 1990 | L. Carboniferous | Japan |
| Ptilodictya halli | Pushkin, 1990 | Silurian | Belarus |
| Rhamphostomella demarcqi | Li, 1990 | Miocene | France |
| Ryhopora | Southwood, 1990 | ||
| Ryhopora delicata | Southwood, 1990 | U. Permian | England |
| Schizoporella davidi | Li, 1990 | Miocene | France |
| Smittina anecdota | Hayward & Thorpe, 1990 | Recent | Antarctica |
| Smittina ctenocondyla | Hayward & Thorpe, 1990 | Recent | Antarctica |
| Smittina glebula | Hayward & Thorpe, 1990 | Recent | Antarctica |
| Smittina incernicula | Hayward & Thorpe, 1990 | Recent | Antarctica |
| Smittina insulata | Hayward & Thorpe, 1990 | Recent | SE Atlantic |
| Smittina leptodentata | Hayward & Thorpe, 1990 | Recent | SW Atlantic |
| Smittina pliofistulata | Hayward & Thorpe, 1990 | Recent | SW Atlantic |
| Smittina pocilla | Hayward & Thorpe, 1990 | Recent | SW Atlantic |
| Smittina portiuscula | Hayward & Thorpe, 1990 | Recent | SW Atlantic |
| Smittina spinigera | Liu, 1990 | Recent | China |
| Smittoidea bulbosa | Hayward & Thorpe, 1990 | Recent | S Pacific |
| Smittoidea cribrooecia | Hayward & Thorpe, 1990 | Recent | SW Atlantic |
| Smittoidea pachydermata | Hayward & Thorpe, 1990 | Recent | SW Atlantic |
| Smittoidea rhynchota | Hayward & Thorpe, 1990 | Recent | SW Atlantic |
| Stereodictya | Conti, 1990 | ||
| Stereodictya crassum | Conti, 1990 | Ordovician | Sardinia |
| Stigmatella sinuosa | Conti, 1990 | Ordovician | Sardinia |
| Stomatopora' melvillei | Pitt & Taylor, 1990 | Cretaceous | England |
| Stomatoporina alternata | Pitt & Taylor, 1990 | Cretaceous | England |
| Tholopora dightoni | Pitt & Taylor, 1990 | Cretaceous | England |
| Tholopora hastingsae | Pitt & Taylor, 1990 | Cretaceous | England |
| Tholopora thomasi | Pitt, 1949/Pitt & Taylor, 1990 | Cretaceous | England |
| Ulrichostylus radiatus | Conti, 1990 | Ordovician | Sardinia |
| Vasalemmapora | Pushkin, 1990 | ||
| Voorthuyseniella bearnensis | Poignant, 1990 | Eocene | France |