Fossil Aquatic Beetles from the Upper Rhine Graben
Author Information
Author(s): Martin Fikáček, Jiří Hájek, Heiko Schmied
Primary Institution: National Museum, Czech Republic
Hypothesis
The study aims to clarify the identity and classification of fossil aquatic beetles from the Tertiary localities in the Upper Rhine Graben.
Conclusion
The study successfully designates a neotype for Escheria convexa and reclassifies it within the genus Copelatus, while three other species are removed from the fossil record of Hydrophiloidea.
Supporting Evidence
- A neotype was designated for Escheria convexa to clarify its identity.
- The study reclassified Escheria convexa from the Hydrophilidae to the Dytiscidae family.
- Three other species were removed from the Hydrophiloidea due to lack of defining characteristics.
Takeaway
Scientists looked at old beetle fossils and found one that they could name for sure, while three others were too confusing to keep in their original group.
Methodology
Fossils were examined using a binocular microscope, and photographs were taken for detailed analysis.
Limitations
The original type specimens for some species were lost or destroyed during World War II, complicating their identification.
Digital Object Identifier (DOI)
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