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Pterograptidae
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Pterograptidae
Pterograptidae is an extinct family of graptolites.
Genera
List of genera from Maletz (2014): • †
Didymograptellus
Cooper & Fortey, 1982 • †
Pseudobryograptus
Mu, 1957 • †
Pterograptus
Holm, 1881b • †
Xiphograptus
Cooper & Fortey, 1982 • †
Yutagraptus
Riva, 1994 ==References==
Source: Wikipedia ↗
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