Graptolithina


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Graptolithina

[‚grap·tə·lə′thīn·ə]
(paleontology)
A class of extinct colonial animals believed to be related to the class Pterobranchia of the Hemichordata. Also known as graptolites.
References in periodicals archive ?
Evolution of the retiolitid Neogothograptus (Graptolithina) and its new species from the upper Wenlock of Poland, Baltica.
The genus Gothograptus (Graptolithina) from the Wenlock of Poland.
Phylogenetic relationships within the Retiolitidae (Graptolithina) and a new genus, Cometograptus.