About the Authors

Varpu Vahtera

varpu.vahtera@utu.fi

Affiliations Zoological Museum, Department of Biology, University of Turku, Turku, Finland, Finnish Museum of Natural History, Zoology Unit, University of Helsinki, Helsinki, Finland

Gregory D. Edgecombe

Affiliation Department of Earth Sciences, The Natural History Museum, London, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Analyzed the data: VV. Wrote the paper: VV GE. Conducted fieldwork: VV.