Dichograptidae
| Dichograptidae | |
|---|---|
| |
| Didymograptus murchisoni | |
| Scientific classification | |
| Kingdom: | |
| Phylum: | Hemichordata
|
| Class: | Graptolithina
|
| Order: | Graptoloidea
|
| Family: | Dichograptidae Lapworth, 1873
|
Dichograptidae is an extinct family of graptolites. Fossils are found mostly from the Late Ordovician to the Early Devonian.[1]
Genera[]
List of genera from Maletz (2014):[2]
- † Törnquist, 1904
- † Clark, 1924
- † Nicholson, 1873
- † Nicholson, 1876
- † Salter, 1863
- † Monsen, 1937
- † Holm, 1881a
- † Rickards & Chapman, 1991
- † Tzaj, 1973
- † Hall, 1868
- † Harris & Thomas, 1940
- † Thomas, 1972
- † Barrois, 1893
- † Nicholson, 1876
- † Nicholson, 1876
- † Hall, 1914
- † Zhao, 1964
- † Holm, 1881a
References[]
- ^ Maletz, Jörg (2017). Graptolite Paleobiology. Wiley-Blackwell. ISBN 9781118515617.
- ^ Maletz, Jörg (2014). "The classification of the Pterobranchia (Cephalodiscida and Graptolithina)". Bulletin of Geosciences. 89 (3): 477–540. doi:10.3140/bull.geosci.1465. ISSN 1214-1119.
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Categories:
- Graptolites
- Prehistoric hemichordate families
- Hemichordate stubs