Type species: Atactopora septosa Ulrich, 1879 (see Boardman 1960)
| Synonyms | Author | Type species |
|---|---|---|
| Acanthotrypella | Vinassa de Regny, 1921 | Batostoma variabile Ulrich, 1890 |
This genus includes the species:
| Amplexopora ampla | Ulrich & Bassler, 1904 | U. Ordovician | USA |
| Amplexopora angusta | Astrova, 1965 | M. Ordovician | Russia ? |
| Amplexopora angustiformis | Pushkin, 1976 | M. Ordovician | Russia |
| Amplexopora arctica | Twenhofel, 1938 | Ordovician | Canada |
| Amplexopora bona | Modzalevskaya, 1977 | L. Ordovician | Russia |
| Amplexopora brownsportensis | Corneliussen & Perry, 1973 | M. Silurian | USA (Tennessee) |
| Amplexopora cingulata | Ulrich, 1882 | Ordovician | USA |
| Amplexopora columbiana | Ulrich & Bassler, 1904 | U. Ordovician | USA |
| Amplexopora convoluta | Bassler, 1932 | Ordovician | USA (Tennessee) |
| Amplexopora crassata | Liu, 1980 | L/M. Devonian | China |
| Amplexopora cylindracea | Ulrich & Bassler, 1904 | U. Ordovician | USA |
| Amplexopora devonica | Nekhoroshev, 1948 | Devonian | Altai |
| Amplexopora discoidea | (Nicholson, 1874) | U. Ordovician | USA |
| Amplexopora? discoidea (homonym) |
Owen, 1966 | L. Carboniferous (Vis.) | England |
| Amplexopora elongata | (Caley, 1936) | U. Ordovician | Canada |
| Amplexopora evenensis | Phillips Ross, 1965 | L. Carboniferous | England (Shropshire) |
| Amplexopora filiasa | (d'Orbigny, 1850) | U. Ordovician | USA |
| Amplexopora gigantea | Termier & Termier, 1971 | U. Devonian | Afghanistan |
| Amplexopora glengarria | Fritz, 1957 | Ordovician | Canada |
| Amplexopora glengarria shermanensis | Fritz, 1957 | Ordovician | Canada |
| Amplexopora? grandis | Bork & Perry, 1968 | Ordovician | USA |
| Amplexopora granulosa | Cummings & Galloway, 1913 | Ordovician | USA (Indiana) |
| Amplexopora inacifera | Kopajevich, 1984 | U. Ordovician | Mongolia |
| Amplexopora insularis | Astrova, 1965 | M. Ordovician | Russia ? |
| Amplexopora minnesotensis | Ulrich, 1893 | U. Ordovician | USA (Minnesota) |
| Amplexopora? minusinensis | Schoenmann, 1926 | M. Devonian | Russia (Tunguska) |
| Amplexopora multitabulata | Troedsson, 1929 | U. Ordovician | Greenland |
| Amplexopora obducta | Astrova, 1959 | Silurian | Russia ? |
| Amplexopora parva | Utgaard & Perry, 1964 | U. Ordovician | USA (Indiana, Ohio) |
| Amplexopora persimilis | Nickles, 1905 | U. Ordovician | USA |
| Amplexopora perversa | Caley, 1936 | Ordovician | Canada (Ontario) |
| Amplexopora petasiformis | (Nicholson, 1881) | U. Ordovician | USA (Ohio) |
| Amplexopora petasiformis welchi | (James, 1882) | U. Ordovician | USA (Ohio) |
| Amplexopora prantli | (Pouba, 1947) | U. Ordovician | Czech Rep. |
| Amplexopora pulchra | Troedsson, 1929 | U. Ordovician | Greenland |
| Amplexopora pumila | Cummings & Galloway, 1913 | Ordovician | USA (Indiana) |
| Amplexopora pustulosa | Ulrich, 1890 | U. Ordovician | USA (Ohio) |
| Amplexopora queenstownensis | Ross, 1961 | Ordovician | Australia (Tas.) |
| Amplexopora ramosa | Yaroshinskaya, 1990 | Silurian | Russia |
| Amplexopora robusta | Ulrich, 1882 | U. Ordovician | USA |
| Amplexopora septosa | (Ulrich, 1879) | U. Ordovician | USA |
| Amplexopora silurica | Astrova, 1970 | L. Silurian | Ukraine |
| Amplexopora similis | Astrova, 1957 | U. Silurian (Wen.) | Russia |
| Amplexopora simplicissima | Modzalevskaya, 1978 | U. Silurian | Russia |
| Amplexopora spinulosa | Ulrich, 1893 | U. Ordovician | USA, Canada |
| Amplexopora subaequata | (Ulrich, 1895) | U. Ordovician | USA (Minn.) |
| Amplexopora subseptosa | Modzalevskaya, 1979 | U. Silurian | Russia |
| Amplexopora superba | Foord, 1883 | U. Ordovician | USA, Canada |
| Amplexopora tezakensis | Termier & Termier, 1971 | L. Permian | Afghanistan |
| Amplexopora thomasi | Ross, 1963 | Ordovician | England |
| Amplexopora valentinae | Astrova, 1965 | M. Ordovician | Russia ? |
| Amplexopora variabilis | (Ulrich, 1890) | U. Ordovician | USA |
This information is based upon various sources, but no personal knowledge. I am indebted to the late Alan Horowitz for his compilation, and to Dr. J. Pachut.
I would be grateful for corrections to, or critical reviews of this information. This is not a 'final' version (an impossible ideal), but a working document.
Amplexopora from Cincinnati region: at University of Georgia.
Amplexopora from Nashville region: at University of Georgia.
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