Pterograptidae
From Wikipedia, the free encyclopedia
| Pterograptidae | |
|---|---|
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Hemichordata |
| Class: | Pterobranchia |
| Subclass: | Graptolithina |
| Order: | †Graptoloidea |
| Suborder: | †Dichograptina |
| Family: | †Pterograptidae Mu, 1950 |
Pterograptidae is an extinct family of graptolites.[1]
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