Dortokidae is an extinct family of freshwater pan- pleurodiran turtles, known from the

Cretaceous The Cretaceous ( ) is a geological period that lasted from about 145 to 66 million years ago (Mya). It is the third and final period of the Mesozoic Era, as well as the longest. At around 79 million years, it is the longest geological period of ...

and

Paleocene The Paleocene, ( ) or Palaeocene, is a geological epoch that lasted from about 66 to 56 million years ago (mya). It is the first epoch of the Paleogene Period in the modern Cenozoic Era. The name is a combination of the Ancient Greek ''pal ...

of Europe. Only four species have been named, but indeterminate fossils show that they were abundant across western and eastern-central Europe during the Cretaceous. The family is only known from postcranial remains.

Genera

* '' Eodortoka'' Pérez-García, Gasulla, and Ortega 2014 Arcillas de Morella Formation, Spain, Early Cretaceous ( Aptian) * '' Dortoka'' Lapparent de Broin and Murelaga, 1999 Laño site, Spain, Late Cretaceous (

Campanian The Campanian is the fifth of six ages of the Late Cretaceous Epoch on the geologic timescale of the International Commission on Stratigraphy (ICS). In chronostratigraphy, it is the fifth of six stages in the Upper Cretaceous Series. Campani ...

Maastrichtian The Maastrichtian () is, in the ICS geologic timescale, the latest age (uppermost stage) of the Late Cretaceous Epoch or Upper Cretaceous Series, the Cretaceous Period or System, and of the Mesozoic Era or Erathem. It spanned the interval ...

) Sînpetru Formation, Romania, Late Cretaceous (Maastrichtian) * '' Ronella'' Lapparent de Broin in Gheerbrant et al. 1999 Jibou Formation, Romania

(

Thanetian The Thanetian is, in the ICS Geologic timescale, the latest age or uppermost stratigraphic stage of the Paleocene Epoch or Series. It spans the time between . The Thanetian is preceded by the Selandian Age and followed by the Ypresian Age ( ...

) (alternatively considered a species of ''Dortoka'')

References

{{Taxonbar, from=Q16550582 Pleurodira Prehistoric turtles