Monograptidae

Monograptidae
Temporal range: Ordovician - Devonian
Fossil of Monograptus flemingi
Scientific classification
Kingdom:
Animalia
Phylum:
Hemichordata
Class:
Graptolithina
Order:
Graptoloidea
Family:
Monograptidae

Lapworth, 1873

Monograptidae is an extinct family of graptolites of the order Graptoloidea.[1] Monograptids have only one row of thecae per stipe (stem, branch), unlike the biserial graptolites which have two opposing rows of thecae per stipe.[2]

  1. ^ Paleobiology Database Paleobiology Database
  2. ^ Cite error: The named reference Maletzgp was invoked but never defined (see the help page).