Type species: Fistulipora flabellum Roemer, 1866
This genus includes the species:
| Dichotrypa clavaeformis | Metz, 1946 | Permian | Tibet |
| Dichotrypa? corrugata | (Ulrich, 1890) | Devonian Givetian | USA |
| Dichotrypa djaltyrensis | Nekhoroshev, 1956 | Early Carboniferous Visean | Russia Altai |
| Dichotrypa elegans | Ulrich, 1890 | Early Carboniferous Visean | USA Illinois, Kentucky |
| Dichotrypa ellipsoides | Yang, Lu & Zhou, 1979 | Early Permian | China |
| Dichotrypa expatiata | Ulrich, 1890 | Carboniferous Visean | USA Illinois, Russia |
| Dichotrypa flabelliformis | Dunaeva, 1973 | Carboniferous Visean | Russia |
| Dichotrypa flabellum | (Roemer, 1866) | U. Mississippian | USA (Indiana) |
| Dichotrypa foliata | Ulrich, 1890 | Devonian Givetian | USA |
| Dichotrypa fragilis | Crockford, 1947 | Carboniferous Visean | Australia NSW |
| Dichotrypa grandis | Ulrich, 1890 | Silurian??? | USA |
| Dichotrypa inflata | Metz, 1946 | Permian | Tibet |
| Dichotrypa intermedia | Ulrich, 1890 | Carboniferous Visean | USA Illinois |
| Dichotrypa levis | Easton, 1943 | Carboniferous Serpukhovian | USA Arkansas |
| Dichotrypa lyroides | Ulrich, 1890 | Carboniferous Visean | USA Kentucky |
| Dichotrypa ordinaria | Ariunchimeg, 1992 | Carboniferous Visean | Mongolia |
| Dichotrypa tiberica | Nikiforova, 1933 | Early Carboniferous | Turkestan |
| Dichotrypa tiberica ramosa | Nikiforova, 1933 | Early Carboniferous | Turkestan |
| Dichotrypa turkestanica | Nikiforova, 1936 | Carboniferous Visean | Turkestan |
| Dichotrypa tyrganensis | Nekhoroshev, 1956 | Carboniferous | Ukraine? |
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